Ricoh FAX7000L Field Service Manual Download Page 199

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3-5-2. Upper Paper Separation Roller and

Spring Clutch

1. Take out the cassette then the develop-

ment unit (see section 3-6-1).

2. Remove the feed and pick-up rollers (1

clip each).

3. Remove the separation roller ass’y [A] (2

screws).

4. Take out the roller and spring clutch ass’y

[B] .

5. Remove the roller [C] (1 E-ring).

After installing the new roller, make sure that

it pokes through the larger opening in the
separation roller bracket.

Note: Do not touch the surface of the new

rollers or paper feed errors will

develop sooner than normal.

3-28

Summary of Contents for FAX7000L

Page 1: ...000L FIELD SERVICE MANUAL WARNING THIS MACHINE CONTAINS A LASER BEAM GENERATOR LASER BEAMS CAN CAUSE PERMANENT EYE DAMAGE DO NOT OPEN THE LASER UNIT OR LOOK ALONG THE LASER BEAM PATH WHILE THE MAIN PO...

Page 2: ......

Page 3: ...81 1 28 1 7 3 Transfer Station Number Function 81 1 28 1 7 4 Polling ID Code Function 82 1 29 1 7 5 Confidential ID Code Function 83 1 29 1 7 6 RTI 1 and RTI 2 Function 84 1 30 W Germany Service Funct...

Page 4: ...2 27 2 28 2 28 2 29 2 29 2 30 2 30 2 31 2 31 2 32 2 32 2 32 2 33 2 34 2 34 2 35 2 36 2 36 2 37 2 37 2 38 2 40 2 3 14 G4 CCU Parameters Function 16 2 42 2 3 15 System Data List Function 17 2 42 2 3 16...

Page 5: ...5 4 Lower Paper Separation Roller 3 29 3 5 5 Master Belt Drive Motor Timing Belt Adjustment 3 30 3 5 6 Upper Paper Lift Mechanism Adjustment 3 30 3 6 Printing Development 3 31 3 6 1 Development Unit...

Page 6: ...5 48 5 6 Hard Disk Troubleshooting Routines 5 64 1 Outline 5 64 2 Entering and Exiting Hard Disk Troubleshooting Mode 5 65 3 Functions 5 65 3 1 System Start Function 1 5 65 3 2 Error Code Display Fun...

Page 7: ...7 31 7 3 Block Diagrams 7 32 1 Overall Machine Control 7 32 2 Video Data Path 7 37 3 Power Distribution 7 40 4 Scanner 7 43 5 Communication Control 7 46 6 Printer 7 47 7 4 Electrical Component Layout...

Page 8: ...SECTION 1...

Page 9: ...4 1 6 8 Hard Disk Initialization 1 25 1 7 Initial Programming 1 27 1 7 1 Country Code Function 81 1 27 1 7 2 Fax Terminal s Telephone Number Function 81 1 28 1 7 3 Transfer Station Number Function 81...

Page 10: ...Direct couple Auto Doc Feed Manual Doc Feed 105 600 mm 105 1 200 mm 4 13 23 6 ins 4 13 47 2 ins Unlimited length is available User must support documents longer than 420 mm 16 5 ins 105 304 mm 4 1 12...

Page 11: ...m is also available after programming a user function key tx mode only Memory capacity Hard disk 18 M capacity after formatting Compression MH MR EFC MMR New EFC Modulation V 29 V 27ter V 21 AM PM VSB...

Page 12: ...00 lines inch 15 75 dots mm Power supply 220 Vac 22 33 V 50 60 Hz 1 Hz 240 Vac 24 36 V 50 60 Hz 1 Hz Power consumption W Standby 90 Transmit 140 Receive 900 Copying 900 Operating Environment Temperatu...

Page 13: ...r o x Not used Microphone o Speakerphone x o Remaining memory indicator Function mode o Video Processing Availability Default Features Contrast Lighten Normal Darken o See Note 1 Resolution Std Dtl Su...

Page 14: ...atures Availability Default User Selectable Auto Manual reception o On hook dial x Speed Dial 2 000 Quick Dial Keys 50 Keystroke programs See Note 2 50 Groups 32 max no of addresses group 200 max no o...

Page 15: ...ot used in W Germany Communication Features Availability Default Service Selectable Closed network o x MV1200 compatibility x Short preamble o x Well log tx o x Protection against bad connections x E...

Page 16: ...nsmission o Not used in W Germany immediate o Not used in W Germany send later o Not used in W Germany broadcasting o Not used in W Germany remote password override o Not used in W Germany Transfer Re...

Page 17: ...e 200 max addresses overall 1 020 See Note 3 p 1 13 Batch transmission o o Forwarding o Transmission deadline o Notify x Other Features Availability Default Multicopy max 99 copies original o Copy mod...

Page 18: ...o Others x Polling File List o Memory Report optional o x Power Failure Report o Polling Result Report optional o o Polling Reserve Report optional o o Polling Clear Report optional o o Reports User A...

Page 19: ...mp o For G3CCU and SPU Error Code Logging Dump o Transmission Status Report o System Data List o Service Monitor Report o User Programming Availability Default Clock o Auto Manual Rx setting o Auto Tx...

Page 20: ...nd identifiers o Changing the contents of a file o Polling file clearance o Memory file clearance o Own telephone number o Telephone line type See Note 4 U K o Others x Pulse TTl on off o o ECM on off...

Page 21: ...o Chequered mark on 1st page on off o o Number of copies per printout o 1 Rx fax printout in reverse page order o x Serial number programming o NCU parameters o Modem and DTMF tone tests o Operation p...

Page 22: ...tion keys programmed as Quick Dial Keys can not exceed 50 user function keys can also be stored as Quick Dial Keys if more than 5 keys are needed The number of addresses programmed for polling recepti...

Page 23: ...ent dust Less than 0 15 mg m3 4 x 10 oz yd3 Avoid placing the machine where it will be exposed to corrosive gases Place the machine on a strong and level base Place the machine where it will be Not su...

Page 24: ...1 3 2 Minimum Space Requirements 1 15...

Page 25: ...ts Voltage 220 Vac 22 33 V or 240 Vac 24 36 V 50 60 Hz capable of supplying more than 10 A Power Outlet Must be properly grounded If possible do not connect other equipment to the same outlet Insert t...

Page 26: ...off the packing tapes from the outside of the machine Inside the machine remove the packing tapes from the development unit registration roller jam removal lever lower cassette and the upper and lower...

Page 27: ...er 6 Paper Size Actuators 7 Paper Size Decals 8 Sub document Table 9 Document Tray 10 Copy Tray 11 Quick Dial Labels 12 User Function Key Cards 13 User Function Label 14 Speed Dial Address Decal 15 Op...

Page 28: ...1 18a...

Page 29: ...Do not remove the green plastic cover Open the upper unit and insert the master unit into the machine with the green plastic cover facing out Take off the green plastic cover Note Do not touch the ma...

Page 30: ...ght cover 2 Shake a toner cartridge well 3 Remove the cartridge crank from the cartridge 4 Set the pins on the toner cartridge into the slots on the development unit 5 Rotate the cartridge up until it...

Page 31: ...ove the cartridge crank or winding lever CAUTION If the yellow band is not showing the plas tic strip could become caught in the toner mixing mechanism leading to machine damage Remove the empty toner...

Page 32: ...te The cassettes are set up for Letter size paper If 1 2 3 4 5 6 the user wishes to use a different paper size than this modify the cassette s as follows Move the rear and side fences to the appropria...

Page 33: ...ne make sure that the type of dialling signal generated by the telephone matches the type of signal that the local exchange accepts pulse or tone dialing 1 6 5 Cleaning Pad 1 2 3 Open the copy exit co...

Page 34: ...document tray 1 6 7 Power Connection 1 2 3 4 Connect the power cord to a supply of the type specified on page 1 16 Voltage must not fluctuate more than the limits specified on page 1 16 Make sure tha...

Page 35: ...switching the power on press Function then then An error message is dis played However there is no problem unless an error code is displayed in the central line of the LCD If an error message is displ...

Page 36: ...ur Such areas will be avoided when storing messages and parameters to the disk During formatting either at installation or at any other time During use if an error occurs the machine will avoid the ar...

Page 37: ...national dial access code then the country code 1 2 3 4 5 Make sure that the machine is in standby mode Press Function then enter 80 then enter 2222 Enter 81 Enter the international dial access code t...

Page 38: ...then press Function to return the machine to standby mode 1 7 3 Transfer Station Number Function 81 If this machine will be used as the first stage in a two step transfer operation the number of the t...

Page 39: ...r 2222 3 Enter 82 4 Enter the code Do not use 0000 or FFFF 5 Press Yes to store the displayed code then press Function to return the machine to standby mode 1 7 5 Confidential ID Code Function 83 This...

Page 40: ...also be used and if RTI 2 is selected TTl 2 will be used Each RTI can have up to 20 characters 1 2 3 4 5 6 7 Make sure that the machine is in standby mode Press Function then enter 80 then enter 2222...

Page 41: ...RTI 1 page 1 30 Then press Yes twice to store it 5 Repeat steps 3 and 4 for TTI 2 6 Press Function to return the machine to standby mode 1 7 8 CSI Function 86 W Germany Service Function 11 In W Germa...

Page 42: ...s Yes to store the displayed date and time then press Function to return the machine to standby mode 1 7 10 Telephone Line Type Service Function 12 U K User Function 88 This must match the dialling me...

Page 43: ...Press Function to store the displayed setting and return the machine to standby mode Service Station Number Service Function 04 Make sure that the machine is in standby mode Enter the service mode as...

Page 44: ...red by the service technician Figures for West Germany and Italy have been programmed in the software For other areas a service tech nician must enter the following values in advance Number of periods...

Page 45: ...ers have been entered Press Function if all service mode operations have been finished Charge Control Codes To illustrate how to program the charge control parameters let us represent the table of cod...

Page 46: ...he user about which period to enter here The rest of thecodes are a table of times allowed per basic charge unit for each zone and for each period The column YZ to uv shows the times allowed for calli...

Page 47: ...45 480 Times allowed seconds in charge period 2 for each zone 3 8 10 7 16 38 6 38 6 67 5 720 The user wishes to see the times allowed for charge period 1 when programming Quick Speed Dial Program the...

Page 48: ...Code Symbol Code Space 20 0 30 40 P 50 21 1 31 A 41 Q 51 22 2 32 B 42 R 52 23 3 33 C 43 S 53 24 4 34 D 44 T 54 25 5 35 E 45 U 55 26 6 36 F 46 V 56 27 7 37 G 47 W 57 28 8 38 H 48 X 58 29 9 39 I 49 Y 59...

Page 49: ...e 1 2 3 4 Press Function then enter 80 at the ten key pad Enter 1988 then press Yes Enter 18 at the ten key pad The head moves to the shipping position The display indicates Please Power Off Switch of...

Page 50: ...SECTION 2 PROGRAMMING TESTING...

Page 51: ...p List 2 28 7 Multicopy 2 28 8 Counter Check 2 29 9 Charge Control 2 29 2 3 6 Service Station Number Function 04 2 30 2 3 7 Counter Check Function 05 2 30 2 3 8 Service Monitor Report Printing Functio...

Page 52: ...2 47 2 SCU Bit Switch Tables 2 49 3 G3 CCU Factory Settings 2 85 4 G3 CCU Bit Switch Tables 2 87 2 5 NCU Parameters 2 112 2 6 Useful RAM Addresses 2 115 Redialling 2 115 Charge Control Parameters 2 1...

Page 53: ...2 1 Operation Panel 2 1...

Page 54: ...ail Indicator Blinks when transmission fails Call Service Indicator Blinks when the machine diagnostics detect a problem that requires service Clear Original Indicator Blinks when a document has jamme...

Page 55: ...cators and Key When dialling press this key to light the indicator that cor responds with the type of network that will be used for dialling The Digital setting is only available if you have in stalle...

Page 56: ...ey then dial on the ten key pad There is no need to pick up the hand set during dialling Pause Key When entering a telephone number at the ten key pad press this key when you need to enter a pause Cle...

Page 57: ...store a message on the hard disk for mission another fax terminal to pick up If this type of polling is used the other end s Polling ID code must be the same as this machine s 13 Free Polling Transmi...

Page 58: ...together You can also print out the contents of a message that has been stored for polling or memory transmission Use this to check whether the messages and polling operations stored in the memory hav...

Page 59: ...dure from this point is the same as for Speed Dial Codes Enter the group number that you wish to program then press Yes Press the Quick Dial Key that you wish to store the group in to select this grou...

Page 60: ...m 000 to 999 that you wish to pro Dial 1 gram Then proceed as for Programming Speed Dial Function 51 57 Programming Speed Enter the three digit code from 000 to 899 that you wish to pro Dial 2 gram Th...

Page 61: ...You can either list information on a particular file or you can list information on all files stored under a particular depart ment code Use the scroll key to select the desired method then type in t...

Page 62: ...nd transfer sta tion number 82 Programming the poll See page 1 29 for details ing ID code 83 Programming the con See page 1 29 for details This function is not used in W Germany fidential ID code 84 P...

Page 63: ...p arrow on the scroll key to change the day After entering this mode the status of the fusing lamp is changed This can be used to switch the fusing lamp on to print an urgent message in the middle of...

Page 64: ...are displayed Press Function after viewing the counters To store a voice message press 1 pick up the handset press Start and speak Press Stop when you have finished To play back the voice message pres...

Page 65: ...r set of destinations using the same fea tures a lot of repetitive keypad operation can be saved by storing the settings as a keystroke program 1 2 3 4 5 6 7 Place a sheet of paper in the feeder unles...

Page 66: ...is a communication problem See page 2 22 3 NCU data Use this to adjust NCU parameters for ringing detec tion and auto dialling See page 2 23 03 RAM 0 RAM read write Use this to display the contents o...

Page 67: ...See page 2 28 6 Multicopy Use this to determine how many copies of each received page is printed See page 2 28 Bit 1 of SCU bit switch 18 must be set to 1 for this feature to work 7 Counter Check Use...

Page 68: ...all condition See p 2 34 2 Operation panel test Use this to check the operation of the operation panel LEDs See page 2 34 3 RAM test Use this to test the function of the various RAM chips inside the m...

Page 69: ...er error messages See page 2 38 This report is similar to the user report of the same name except that in the service mode it lists the status of all files on the hard disk See page 2 40 See the servi...

Page 70: ...the keypad 3 Enter 1988 4 Press Yes Page 1 of the service mode menu is now displayed EXITING SERVICE MODE After finishing with the service mode do the following 1 Press Function to leave service mode...

Page 71: ...ngs are on the bottom line highlighted Bit 7 is on the left end and bit 0 is on the right To increment the bit switch number press the down arrow on the scroll key To decrement press the up arrow To c...

Page 72: ...e of the tone is given in the bottom right corner Press the down arrow to decrement the number or the up arrow to in crement it When the correct tone is displayed press Start When you have finished wi...

Page 73: ...336 Hz 20 DTMF 1477 Hz 21 DTMF 1633 Hz 22 ARQ 330 Hz Not used 23 DTMF 0 24 DTMF 1 25 DTMF 2 26 DTMF 3 27 DTMF 4 30 DTMF 7 31 DTMF 8 32 DTMF 9 33 DTMF 34 DTMF 35 330 Hz det Not used 36 Dial Make 37 Dia...

Page 74: ...list A list of the protocol signals that the machine transmitted and received most recently is printed 3 G3 Dump List 2 1 Enter the service mode See page 2 18 2 When the service mode menu is displaye...

Page 75: ...e up arrow on the scroll key to increment the parameter number or press the down arrow to decrement it 5 When the correct parameter number is displayed type in the new parameter Press No if you make a...

Page 76: ...mistake retype the address Press the right arrow on the scroll key to move the cursor to the data Type in the new data in hexadecimal format Either If you want to change data in another address press...

Page 77: ...the start address the last two digits is always fixed at 00 The cursor automat ically moves to the end address 5 Type in the first four digits of the end address the last two digits is always fixed a...

Page 78: ...bers are missing What other good files remain on the disk make a File List Then in a few days Ricoh Technical Services should inform which cylinder and block number to enter Print the report and send...

Page 79: ...isplayed press 3 then press Start The list is printed Pass the list on to Ricoh technical services 5 SPU Handshake Logging Dump List 1 Enter the service mode See page 2 18 2 When the service mode menu...

Page 80: ...using this function set bit 1 of SCU bit switch 18 to 1 and keep it at 1 after the end of programming 1 2 3 4 5 6 Enter the service mode See page 2 18 When the service mode menu is displayed enter 03...

Page 81: ...nd Toner Full counters can only be changed if they are not at zero The Toner End counter starts the first time the toner end sensor is activated The Toner Full counter starts the first time the toner...

Page 82: ...ll busy after all redialling attempts 6 Press Yes to store the number The service mode menu will be displayed 7 Press Function if all service mode operations have been finished 2 3 7 Counter Check Fun...

Page 83: ...3 To print the report press Start 4 Press Function if all service mode operations have been finished 2 3 9 Parameter List Printing Function 07 1 Enter the service mode See page 2 18 2 When the servic...

Page 84: ...sing the ten key pad digits and the Quick Dial keys letters If you make a mistake press Clear erases last digit only or No erases the entire number 5 Press Yes to store the number 6 Press Function if...

Page 85: ...return to the test menu press Yes once more to return to the service mode menu 6 Press Function if all service mode operations have been finished 2 Fluorescent Lamp Lighting 1 2 3 4 5 6 Enter the serv...

Page 86: ...Press 1 4 Press 1 The SPU software resets and the machine returns to standby No data is erased 4 Operation Panel Test 1 Enter the service mode See page 2 18 2 When the service mode menu is displayed e...

Page 87: ...to reformat the hard disk 1 Enter the service mode See page 2 18 2 When the service mode menu is displayed enter 09 at the ten key pad 3 The test menu is displayed Press 3 4 A list of options is displ...

Page 88: ...ress 4 4 Press Start Two pages of diagonal stripes should be printed If the diagonals are disjointed change the SCU Note If received images at the other end are still bad try replacing the VPU 5 The m...

Page 89: ...feed motor are all turned on at the same time Press 0 then Start Test the charge corona it will switch on after master home position is detected Press 1 then Start Test the charge corona it will swit...

Page 90: ...current errors are displayed Press the up and down arrows on the scroll key to scroll through the messages 4 When you have finished press Yes to return to the service mode menu 5 Press Function if al...

Page 91: ...3 One of the printer covers is open error code 9 12 Error code 9 07 Error code 9 08 Error code 9 09 The same as Auto Service Call condition Polygon Motor Fail The same as Auto Service Call condition M...

Page 92: ...ication Address column Either one or two of these codes may appear the first code is known as the Job Code and the second one is called the Job Sub code The meaning of these codes is described in the...

Page 93: ...t report 29 Polling reception report or transmission deadline TRD expiry report 11 Power failure report 30 Speed dial 1 list 12 Quick dial list 31 Speed dial 2 list 13 Group list 32 Memory transmissio...

Page 94: ...See page 2 18 When the service mode menu is displayed enter 17 at the ten key pad Press Start to print the report Pass the report on to Ricoh Technical Services Press Function if all service mode oper...

Page 95: ...Speed Dial 52 Quick Dial 56 Speed Dial 1 or 57 Speed Dial 2 at the keypad 3 Enter the required Speed Dial Code at the keypad or press the required Quick Dial Key press No if you entered the wrong cod...

Page 96: ...press Yes to return to the option display 10 Press Yes 11 Either To program parameters for another address go back to step 3 To return to standby press Function 12 After finishing programming set bit...

Page 97: ...used Bit 7 Dedicated Parameters Disable Enable 0 Disabled transmissions to this remote terminal will use the parameters specified by the bit switches 1 Enabled the dedicated parameters in bytes 1 to...

Page 98: ...er of one of the machines and press Start on that machine 5 Press Start on the other machine 6 Check that the document is transmitted correctly 7 Repeat the test but send the document from the other m...

Page 99: ...t The first digit gives the settings of bits 7 to 4 with bit 7 as the most significant bit the second digit gives the settings of bits 3 to 0 with bit 3 as the most significant bit For example a setti...

Page 100: ...taly Hex Hex 00 00 00 00 00 00 F7 00 00 00 10 00 00 00 00 00 46 46 35 35 09 00 00 00 02 02 00 00 00 00 06 06 00 00 04 04 03 03 00 00 34 34 03 01 France Hex 00 00 00 00 00 00 00 00 46 35 00 00 02 00 00...

Page 101: ...specified by bit 5 If the user wishes to send very long documents such as well ment length limit 1 No limit logs set this bit to 1 Otherwise set this bit to 0 and adjust bit 5 to the required setting...

Page 102: ...to 1 15 nificant bit is bit 3 For example if bit 3 is 1 and the other bits 2 0 1 are 0 the contrast threshold would be 8 Lower thresholds 3 0 1 give a darker image 4 Not used Do not change the factor...

Page 103: ...change the factory setting 5 Not used Do not change the factory setting 6 Not used Do not change the factory setting 7 Not used Do not change the factory setting SCU Bit Switch 04 BIT FUNCTION DATA CO...

Page 104: ...duction If it is between 5 mm shorter than is longer than the and x mm longer than the copy paper reduction is done by copy paper deleting a few lines x depends on bits 4 to 7 of SCU bit switch 26 If...

Page 105: ...warm 0 Standard 0 The fusing lamp is switched off when the machine is in up time 1 Short standby mode this is good for safety and energy conserva tion However a longer warm up time will be needed 1 T...

Page 106: ...These bits state the resolution used when the user presses 0 0 Standard the Copy key The machine will return to the standby default 3 0 1 Detail setting after copying If 1 1 is selected on returning t...

Page 107: ...ns to this setting when power is switched on and when 7 0 1 Not used the machine returns to standby after transmission If 1 1 is 1 0 Digital selected a the setting will always reset to Analog if the p...

Page 108: ...uccessfully memory mode or sent successfully non memory mode will have a small red circle stamped on it For each transmission the stamp can be switched on off with a user option setting but after scan...

Page 109: ...r code reader the input method if 1 Bar code only department code can be entered by scanning the reader transmission restric across the required bar code If the bit is 0 the code can be tion is in use...

Page 110: ...y not be reliable 3 Closed network for 0 Disabled This is similar to bit 2 above except that it is for reception reception 1 Reception 4 Transmission to al 0 Enabled Quick Dial Keys and Speed Dial Cod...

Page 111: ...s sage can be sent to the same location on the same call by placing the pages in the feeder dialling and pressing Start 6 Stop key during 0 Disabled 0 The Stop key has no effect during memory transmis...

Page 112: ...g clear report 0 Enabled This report is printed after the machine automatically erases a 1 Disabled message for polling transmission see SCU bit switch 07 bit 4 5 Polling result report 0 Enabled This...

Page 113: ...ymbols 1 Detailed plained at the bottom of the report on the Journal 1 A more detailed list is given 3 Printing of dedi 0 Disabled If this bit is 1 the dedicated tx parameters for each Quick cated tx...

Page 114: ...ational dial 0 0 is added If this bit is 0 a 0 will be automatically inserted before the access code for 1 Not included area code of end receiver numbers in a transfer request transfer request operati...

Page 115: ...e in the TTl 0 Included If this bit is 0 the auto note selected by the user will be printed 1 Not included on pages received at the other end 4 Department name 0 Included If this bit is 0 and if a dep...

Page 116: ...e letters this is not usually a problem data leading edge 1 If all the image must be visible use this setting The TTI will be printed just before the leading edge of the data Note that this could caus...

Page 117: ...abel can take the form of a message up to 8 lines long it is not the same as the address label that is displayed on the LCD during dialling 2 File number in the 0 Included If this bit is 0 the hard di...

Page 118: ...eceivers An up to date version Groups stored in of the broadcaster s telephone list must be referred to when the transfer broad dialling in this manner caster 4 Confidential recep 0 Enabled tion 1 Dis...

Page 119: ...the margin alongside lines of printout if there 1 Enabled that were affected by line errors was a line error 3 Printing of error 0 The previous line is This bit determines how the machine treats recei...

Page 120: ...is OR scanned data in processed memory tx mode In immediate transmission this bit is ignored and OR process ing is always done to convert Super Fine to Detail if the other end cannot print in Super Fi...

Page 121: ...s pad when the hand off hook set is off hook 4 Action if Redial is 0 Normal 0 If the Redial key is pressed to redial a destination that was pressed after chain 1 Limited input by chain dialling using...

Page 122: ...0 0 3 6 12 threshold specified by these bits the page is rejected The 4 0 1 4 8 16 first value given is for Standard resolution the second is for 1 0 5 10 20 Detail resolution and the third is for Su...

Page 123: ...aid for troubleshooting However this bit must be kept at 0 during normal operation or the user will not be able to see the other end s RTI on the display An explanation of the display follows below s...

Page 124: ...n polarity change Then it will only redial once detected the NCU parameter 1 The machine will redial as programmed in the NCU RAM addresses parameter RAM addresses 5 Not used Do not change the factory...

Page 125: ...ing with a Ricoh machine RTI is received in the NSF C frame If the bit is 1 CSI will be given priority 2 Eight minute close 0 Disabled For use in W Germany 1 Enabled 3 Programming level 0 User level D...

Page 126: ...000 to 24FFFF can be changed for example to change address 240000 the control system operator must enter 0000 When this bit is 1 all remote control systems are locked out 7 Recognition of the 0 Unlimi...

Page 127: ...0 1 Inch mm conver 0 Disabled The printer is designed to operate in dot per inch format and sion in rx mode 1 Enabled assumes that each received page is in a dot per inch layout This is to meet Group...

Page 128: ...led 0 The Digital selection is available by pressing the line selec digital networks 1 Disabled tion key to light the Digital indicator 1 The Digital selection is not available even if the line select...

Page 129: ...Substitute reception is disabled only if the printer was 1 1 Substitute rx is disabled down before reception started If a printer problem develops during printing substitute reception will take place...

Page 130: ...ction enabled 4 Bit 7 Bit 6 Bit 5 Bit 4 x mm When reduction is enabled the machine converts the length 0 0 0 0 0 of the paper L to a value L1 using the following formula 5 0 0 0 1 1 L1 16 L 5 15 0 0 1...

Page 131: ...olution cannot be selected 1 Disabled 2 Super Fine resolu 0 Enabled If this bit is 1 Super Fine resolution cannot be selected tion 1 Disabled 3 Not used Do not change the factory setting 4 Not used Do...

Page 132: ...igned for use only in Italy and W Germany It cannot be used in areas that have more than 4 charge periods and or more than 7 charge zones See Page 1 34 for details 2 Not used Do not change the factory...

Page 133: ...ne will send the Auto Service an Auto Service Call report to the service station whenever the Call conditions master belt needs replacing 4 Master unit replace 0 Service level If the master belt is to...

Page 134: ...copies 6 Bit 7 Bit 6 Limit These bits determine the lifetime of the master unit The 0 0 7 master unit will have to be replaced when the master belt rota 7 0 1 10 tion counter reaches the value determi...

Page 135: ...1 When dialling an address if busy tone CED Gl or DIS are not detected and T1 times out the address cannot be redialled if the same thing happens for three consecutive ad dresses dialling transmission...

Page 136: ...the hard disk by substitute reception the message is not cleared from the hard disk Also if the power was switched off during memory reception all data is kept on the hard disk unless less than one pa...

Page 137: ...00 00 4E 00 00 44 80 00 00 00 02 Germany Hex 05 27 00 80 02 00 4E 00 01 44 81 00 00 00 01 Italy Hex 05 27 00 80 00 00 4E 00 00 44 80 00 00 00 03 France Hex 05 27 00 80 00 00 4E 00 00 44 80 00 00 00 0...

Page 138: ...00 00 Germany Italy Hex Hex 06 06 C0 C0 00 00 06 06 00 00 37 07 01 01 00 00 C0 C0 00 00 06 06 00 00 07 07 01 01 00 00 01 01 9F 9F 00 00 20 20 08 08 0F 0F FF FF 00 00 44 00 00 00 France Hex 06 C0 00 0...

Page 139: ...change the factory setting 3 CCITT Group 3 0 Enabled Set this bit to 1 during communication tests that require 1 Disabled CClTT Group 3 to be disabled Reset the bit to 0 after testing 4 Ricoh Group 3...

Page 140: ...e frame flag sequence is reduced from 1 s to 0 2 s 2 Not used Do not change the factory setting 3 Not used Do not change the factory setting 4 Not used Do not change the factory setting 5 Not used Do...

Page 141: ...d the other terminal 1 0 4800 1 1 2400 Initial modem rate for reception bps 2 Bit 3 Bit 2 Rate The setting of these bits is used to inform the sending 0 0 9600 machine of the initial starting modem ra...

Page 142: ...types of communica rx mode tion that the monitor speaker operates with 0 1 20 s after start of communication 1 0 At DCN 1 1 At DCN Communications for which the speaker is used 2 Bit 2 Bit 3 Type Thes...

Page 143: ...ATA COMMENTS Monitor speaker volume dB 5 Bit 7 Bit 6 Bit 5 Volume These bits are changed by user function 95 These bits do 0 0 0 25 not affect the voice message playback volume 6 0 0 1 18 0 1 0 12 7 0...

Page 144: ...ge the factory setting 5 ECM T5 timer 0 3 minutes The T5 timer determines how long the machine waits for a 1 1 minute multipage signal from the receiver after sending a page The bit could be set to 1...

Page 145: ...side 1 Disabled CTC CTC means that the tx side will continue to resend the remaining error data for the page possibly at a lower data rate see bit 3 below although all retries have been made EOR mean...

Page 146: ...CTC used with CTC sooner than the CClTT standard if the line is very bad unless the modem rate is already 2400 or 4800 bps 1 The modem rate will fail back after CTC when the maximum number of attempt...

Page 147: ...1 Expected reply to the cannot be detected frame is transmitted after receiving a after 1 s frame 3 Training error 0 Ricoh 1 Kalle This bit determines which of the settings described in bits 4 toleran...

Page 148: ...r end in 1 Enabled machine is transmitting from memory will be ignored If this bit memory tx mode is 1 the user will be alerted even in memory mode if G3CCU bit switch 05 bit 1 is set to 0 2 Not used...

Page 149: ...ser complains about the long time between sending out digits in manual dial mode use a lower value but try not to set it lower than 1 s to avoid wear on the Ds relay 3 DIS detection times 0 1 The mach...

Page 150: ...end to hang up before it sends the modem tones This bit changes when the user switches voice message on off 1 Not used Do not change the factory setting 2 Not used Do not change the factory setting 3...

Page 151: ...y setting 2 3 Not used Do not change the factory setting 4 Not used Do not change the factory setting 5 Not used Do not change the factory setting 6 Not used Do not change the factory setting 7 Not us...

Page 152: ...1 1 0 Denmark Machines sent to countries other than those on the list op 0 0 1 1 1 Finland posite will have a country code of 00000 The NCU and auto 0 1 0 0 0 Ireland dial parameters will be the same...

Page 153: ...ransmits 1 0 1 1300 Hz 1 0 CNG transmission disabled 1 1 1300 Hz for 4 s CED signal transmission 2 Bit 3 Bit 2 Signal These bits determine the type of CED signal that the machine 0 0 2100 Hz transmits...

Page 154: ...Bit 3 Bit 2 Conditions In some countries this setting is fixed according to PTT re 0 0 Polarity change 2100 Hz quirements In countries that have the setting at 0 0 the 3 and NSF detection other setti...

Page 155: ...NTS Attenuation for transmitted data dB 0 Bit 3 Bit 2 Bit 1 Bit 0 Attenuation These bits determine how much the modem attenuates the 0 0 0 0 0 data signal 1 2 to 3 1 1 1 0 14 1 1 1 1 15 4 5 Not used D...

Page 156: ...it 3 Bit 2 dB Adjust these bits if there is a lot of signal loss because of the 0 0 0 16 length of wire between the modem and the telephone ex 3 0 1 4 20 change The alternative values in square bracke...

Page 157: ...dB 2 Bit 3 Bit 2 dB Adjust these bits if there is a lot of signal loss because of the 0 0 0 16 length of wire between the modem and the telephone ex 3 0 1 4 20 change The alternative values in square...

Page 158: ...t 7 Bit 6 Links If there is a copy quality problem in G2 tx or rx mode try ad 0 0 1 justing these bits If the other terminal is in the same area try 7 0 1 0 setting the link number to 0 for that commu...

Page 159: ...sed Do not change the factory setting 4 Not used Do not change the factory setting 5 Not used Do not change the factory setting 6 G3 cable equalizer 0 0 4 8 12 This bit determines which values are ava...

Page 160: ...ccess number is the number that the user must dial to get an outside line If the machine detects the access number at the start of a telephone number it will connect with the PABX pause for a few seco...

Page 161: ...thod Set these bits to match the type of signals accepted by the 0 0 No PABX PABX 3 0 1 Access code Loop Start 1 0 Ground start 1 1 Flash start 4 Not used Do not change the factory setting 5 Not used...

Page 162: ...etection 1 Disabled PABX dial tone detection set this bit to 0 then program the RAM addresses containing PABX dial tone detection parameters 3 Busy tone detection 0 Enabled Some countries require busy...

Page 163: ...change the factory setting 4 Not used Do not change the factory setting 5 Not used Do not change the factory setting 6 Not used Do not change the factory setting 7 Back to back con 0 Disabled To conne...

Page 164: ...nging signal frequency See Note 1 Range 1 Iower limit high byte 5 Acceptable ringing signal frequency See Note 1 Range 2 upper limit low byte 6 Acceptable ringing signal frequency See Note 1 Range 2 u...

Page 165: ...l relay break time N Time 2 ms See Note 5 16 Pulse dial relay make time N Time 2 ms See Note 5 17 Time between the final closure of the N Time 2 ms See Note 5 Di relay and the opening of the Ds relay...

Page 166: ...f the ringing signal frequency is within range 1 parameter 10 will be used If the frequency is within range 2 parameter 11 will be used The parameter N is calculated from the required value T as follo...

Page 167: ...inutes Memory transmission Number of redials RAM address 304052 maximum number of redials 255 Redial interval RAM address 304053 unit 1 minute maximum interval 255 minutes Charge Control Parameters Th...

Page 168: ...from 01 to 12 30369C Date enter a value from 01 to 31 30369D Day of the week enter a value from 01 Monday to 07 Sunday CAUTION Do not select the 31st 30th or 29th day of the month for regular report...

Page 169: ......

Page 170: ...al Lens 3 22 3 4 2 Pentagonal Mirror and Motor 3 23 3 4 3 Pentagonal Mirror Motor Driver SMDR 3 25 3 4 4 LSD 3 25 3 4 5 Laser Diode Unit 3 26 3 5 Printer Paper Feed 3 27 3 5 1 Upper Paper Feed and Pic...

Page 171: ...10 1 SPU VPU G3CCU and Modem 3 43 3 10 2 SCU and MBU 3 44 3 10 3 UIB 3 45 3 10 4 DSB 3 45 3 10 5 DRU 3 46 3 10 6 Power Pack 3 46 3 10 7 PSU 3 48 3 10 8 Hard Disk 3 48 3 10 9 G3NCU 3 50 3 10 10 LIB 3 5...

Page 172: ...is replaced or the battery switch is accidentally switched off reprogram the hard disk bad sectors See Installation Hard Disk Initialization for details If the hard disk is replaced reprogram the bad...

Page 173: ...cover carefully taking care not to break hook B Open the upper right cover Remove the upper front cover E 4 screws 2 rubber plugs Pull the cover straight out but take care not to tear off the foam fr...

Page 174: ...ation Panel 1 Remove the upper front cover see sec tion 3 1 1 2 Remove plate A 6 screws 3 Remove the PCB cover B 16 screws unplug the speaker and SPU fan 4 Remove the operation panel C 4 screws 2 conn...

Page 175: ...he upper unit Remove the BSRU cover B 3 screws Remove the upper rear cover C 4 screws 2 connectors 2 rubber plugs 3 1 4 Top Right and Top Covers 1 Take off the sub document table 2 Remove the top righ...

Page 176: ...Table 1 Open the upper unit 2 Remove the rear inner cover A 5 screws 3 Remove the right inner cover B 2 screws 4 Remove the document table C unhook 4 hooks remove 2 screws 1 2 Open the upper unit Rem...

Page 177: ...de the cover towards the cas sette end of the machine and lift it off Open the upper unit Remove the ADF clutch cover B 3 screws Close the upper unit Remove the left document guide plate C 4 screws Re...

Page 178: ...and feed K rollers 3 2 2 Document Separation Roller 1 2 3 4 Press the manual feed button to open the manual feed cover A Remove 2 screws B Remove the separation roller ass y C 2 screws Remove the sepa...

Page 179: ...and 3 torque spacers Do not use more than 6 pressure spacers or 5 torque spacers Always keep within the shaded zone on the graph opposite as close to the center as possible If the user uses thinner pa...

Page 180: ...le see section 3 1 5 Open the scanner cover Open the upper unit Remove cover A 2 screws Slide out the lamps B 1 screw 1 con nector 3 24 Fluorescent Lamp Driver 1 2 Remove the SMDR see page 3 25 Remove...

Page 181: ...ction 3 1 4 2 Remove the adjustment knobs A 1 screw each 3 Remove the SBU B 2 screws 1 connec tor After installing a new SBU do the scanner ad justments on the following pages and make a test copy of...

Page 182: ...op cover see section 3 1 4 2 Set the oscilloscope scale to 0 2 V unit vertical and 0 5 ms unit horizontal 3 Connect the oscilloscope probe to the XVIDEO test point and the ground to the GND test point...

Page 183: ...rizontal 3 Connect the oscilloscope probe to the XVIDEO test point and the ground to the GND test point 4 Light the fluorescent lamps see page 2 33 5 Place the scan line test chart A on the exposure g...

Page 184: ...d in Preparation above 2 Set the oscilloscope scale to 0 2 V unit vertical and 0 5 ms unit horizontal 3 Connect the oscilloscope probe to XVIDEO and the ground to GND 4 Light the fluorescent lamps see...

Page 185: ...Access the SBU as explained in Preparation above Set the oscilloscope scale to 0 2 V unit vertical and 0 5 ms unit horizontal Connect the oscilloscope probe to XVIDEO and the ground to GND Light the f...

Page 186: ...he oscilloscope probe to XVIDEO and the ground to GND 4 Light the fluorescent lamps see page 2 33 5 Place the 200 dpi test pattern on the exposure glass 6 Loosen the lens block securing screws A 7 Mov...

Page 187: ...5 ms unit horizontal 3 Light the fluorescent lamps see page 2 33 4 Connect the oscilloscope probe to XVIDEO and the ground to GND 5 Place the scan line test chart A on the exposure glass as shown 6 Lo...

Page 188: ...ad as follows Channel 1 to XVIDEO channel 2 to SH ground to GND Set the oscilloscope scales as fol lows Vertical CH1 0 2 V unit CH2 2 V unit Horizontal 2 s unit Gently tap the SBU until the waveform i...

Page 189: ...above Set the oscilloscope scale to 0 2 V unit vertical and 0 5 ms unit horizontal Light the fluorescent lamps see page 2 33 Remove all charts from the scanner and close the scanner cover Keep the lam...

Page 190: ...lt Adjustment 1 2 3 4 5 6 Remove cover A 1 screw Remove cover B Loosen both screws C on the belt ten sioner D Push the tensioner until the tension of both belts is acceptable Tighten both screws C Rea...

Page 191: ...t Caution Do not expose the master unit to light Keep it in a shaded place and cover it with paper Do not touch the master belt sur face 3 4 5 6 Remove the gas spring tightener ring Remove the front i...

Page 192: ...1 Unhook the corona wire from the tension spring inside the rear endblock cover 12 Unhook the corona wire from the screw in the front endblock cover Note Do not remove the screw Reassembly Do not touc...

Page 193: ...eriously damage the eyes 3 4 1 Second Cylindrical Lens 1 2 3 Open the upper unit Remove plate B 1 screw Slide out the lens A Cautions When installing a new lens make sure that the screw on the lens ha...

Page 194: ...aster unit to light Keep it in a shaded place and cover it with paper Do not touch the master belt sur face 3 Remove the printer fan A Remove the upper rear cover see sec tion 3 1 3 Remove the printer...

Page 195: ...board E Remove the mirror and motor F 2 screws Note Do not touch the faces of the mirror If you need to clean the mirror use an air brush or a soft dry cloth The gap G between the printer fan drive ge...

Page 196: ...section 3 1 6 2 Remove the LSD A 1 connector 2 screws Cautions Do not touch the screws B on the LSD holder or the sensor on the new LSD will be misaligned After replacement make a test copy If the cop...

Page 197: ...aster unit Cautions 4 5 6 Do not expose the master unit to light Keep it in a shaded place and cover it with paper Do not touch the master belt surface Remove cover A 1 screw Disconnect the harness at...

Page 198: ...1 Upper Paper Feed and Pick up Rollers 1 Take out the development unit see sec tion 3 6 1 2 Remove the rollers 1 clip each Do not touch the surface of the new rollers or paper feed errors will develo...

Page 199: ...1 clip each 3 Remove the separation roller ass y A 2 screws 4 Take out the roller and spring clutch ass y B 5 Remove the roller C 1 E ring After installing the new roller make sure that it pokes throu...

Page 200: ...es 2 Remove the paper feed and pick up rollers 1 clip each 3 5 4 Lower Paper Separation Roller 1 Take out the cassettes 2 Remove the separation roller cover plate A 2 screws 3 4 Take off the separatio...

Page 201: ...the belt tensioner A until its edge is flush with the edge of the master belt motor bracket then tighten the screw 3 5 6 Upper Paper Lift Mechanism 1 2 3 4 Adjustment Remove the rear cover Loosen scre...

Page 202: ...opment unit B and lay it on a flat surface covered with newspaper 3 6 2 Toner Metering Blade 1 Take out the development unit 2 Remove the toner cartridge A 3 Remove the toner metering blade B 2 screws...

Page 203: ...h C Remove the idle gear D 1 E ring then the development roller gear E 1 E ring Remove the E ring and bearing at each end of the development roller F Remove the front side of the toner hopper G 2 E ri...

Page 204: ...not touch the master belt surface 2 Remove the terminal block A 2 screws 3 Remove bracket B 1 screw 4 Remove tab C 1 screw 5 Remove the transport guide plate see section 3 10 5 One of the 5 screws ha...

Page 205: ...t remove the screw Reassembly Do not touch the new corona wire with your bare hands Hook the new corona wire onto the rear endblock first Set the corona wire in the front endblock groove Check the act...

Page 206: ...t in the machine Close the upper unit Tighten the screw A at each end of the transfer entrance guide plate access the screws through the front and rear sides of the machine Note If this is not adjuste...

Page 207: ...feed out cover 5 6 7 8 see C sec Remove bracket D 3 screws Unhook spring E from the upper unit in terlock switch F Remove retaining bracket ass y G 3 screws Open the upper unit and take out the master...

Page 208: ...not remove or disassemble the fan 10 Remove the transport guide plate see section 3 10 5 One of the 5 screws is grounded 11 Disconnect the fusing unit harness H at the PSU 12 Remove 2 screws I lift u...

Page 209: ...A 3 Remove screw B 4 Remove the thrmostat C 2 screws 3 8 3 Fusing Lamp Thermistor Assembly 1 Remove the thermostat see section 3 8 2 2 Unhook the other clamps 3 Remove the connector D 2 screws 4 Remo...

Page 210: ...hing at the rear 1 C ring Remove bushing B at the front 1 C ring Slide out the hot roller C as shown Reinstalling Do not take the paper off the new roller until the roller has been installed The paper...

Page 211: ...off the new roller until the roller has been installed The paper prevents damage to the roller during installation Do not hit or scratch the surface of the new roller 3 8 6 Hot Roller Strippers It is...

Page 212: ...strippers F push down on the retaining bar G while taking them out Reinstalling The bristles on the antistatic brush should be pointing down The three indentations in the top of the an tistatic brush...

Page 213: ...3 9 Printer Quenching 3 9 1 Quenching Lamp 1 Remove the operation panel see section 3 1 2 2 Remove the front inner cover see page 3 4 3 Remove the quenching lamp 1 screw 1 connector 3 42...

Page 214: ...move plate A 6 screws Remove plate B 15 screws 2 connec tors Remove the G4 harness terminating block and bracket C 2 screws Remove the modem D 2 clips and G3CCU E 4 stand off screws 2 connec tors Remo...

Page 215: ...be reinstalled do not switch off the battery switch on the MBU After MBU replacement Turn off the battery switch on the old MBU Initialize the RAM on the new MBU by turn ing off the battery switch fo...

Page 216: ...e the UIB cover B 4 screws Remove the UIB C 4 screws 8 connec tors 3 10 4 DSB 1 2 3 4 Remove the document table see section 3 1 5 Remove the document guide plate E in section 3 2 1 Document Feed and P...

Page 217: ...k See the next page for a diagram 1 Remove the upper front cover see sec tion 3 1 1 2 Remove 2 plates A and B in section 3 10 1 3 Open the upper unit and take out the master unit Caution Do not expose...

Page 218: ...the terminal block B 2 screws 7 Carefully disconnect the transfer corona power terminal C use long nosed pliers 8 Remove the bias terminal D 1 screw 9 Remove the right cover E 1 screw at the rear hin...

Page 219: ...see section 3 1 1 Remove the PSU A 5 screws three of which are under cables on top of the PSU When sliding in the new PSU take care not to damage the cables 3 10 8 Hard Disk See the next page for a di...

Page 220: ...on top of the hard disk Remove the lower left cover see section 3 1 1 Remove the hard disk fan C 1 screw Remove the hard disk D 2 screws 3 connectors Handle the hard disk careful Iy and return it for...

Page 221: ...3 Remove the top cover see section 3 1 4 Remove the NCU shield cover ass y 3 connectors 5 screws one of which is grounded Remove the G3NCU A 4 screws 3 10 10 LIB 1 Open the lower front cover 2 Remove...

Page 222: ...the bar code reader A if in stalled Remove the BSRU cover B 3 screws Remove the BSRU C 4 screws 1 con nector 3 11 Others 3 11 1 Gas Spring Adjustment If the gas spring is removed at any time do the f...

Page 223: ...S E C T I O N 4...

Page 224: ...BLES 4 1 PM Table 4 1 4 2 General Service Tables 4 3 4 2 1 Test Points 4 3 4 2 2 Variable Resistors and Capacitors 4 5 4 2 3 Switches 4 5 4 2 4 LED Indicators 4 5 4 2 5 Jumpers 4 7 4 2 6 Special Tools...

Page 225: ...K 2 Printer and Upper Paper Feed Mechanism Part Clean Separation Roller 10K Pick up Roller 10K Feed Roller 10K Separation Torque Limiter Pick up Roller Clutch Registration Roller 10K Transfer Corona U...

Page 226: ...Unit Printer Fan Belt 3 Lower Paper Feed Mechanism Part Separation Roller Pick up Roller Feed Roller Other Rollers Pick up Cam Ratchet Pawl Separation Torque Limiter Paper Feed Clutch Clean 30K 30K 1...

Page 227: ...6 Transfer clock 4 0748 MHz for printed data TP7 5V 3 MBU TP1 Drive clock 32 768 kHz Real time clock TP2 Used when adjusting VC1 TP3 COM1 Ground TP4 5V 4 UIB TP1 Laser main scan start sync signal from...

Page 228: ...ot used TP5 Not used TP6 Received data RXL output to modem TP7 Voice message tx signal from voice message processor TP8 Not used TP9 Not used TP10 COM2 Ground TP11 Received data HYBRXL input from G3NC...

Page 229: ...used 1 SPU LED 1 Factory use only LED 2 On VPU FIFO reset LED 3 Copy feed out sensor Off Paper present On No paper LED 4 Registration sensor Off Paper present On No paper LED 5 On Upper paper feed cl...

Page 230: ...0 1 Ringing signal detected request start rx mode 0 0 1 0 Line connected 0 0 1 1 Transmission request 0 1 0 0 Transmit mode tx protocol start 0 1 0 1 Transmission start tx data start 0 1 1 0 Transmis...

Page 231: ...ers inside this machine except the following jumpers on the G3NCU Configure these jumpers in accordance with the location of installation Jumper W Germany U K Italy Austria Belgium Denmark Finland Ire...

Page 232: ...weden Switzerland Portugal Netherlands Hong Kong S Africa Key O Shorted X Open For an explanation of No 1 No 2 and No 3 in the columns for jumpers 7 and 8 see below No 1 JP7 JP8 JP7 JP8 No 2 JP7 JP8 N...

Page 233: ...4 2 6 Special Tools and Lubricants Scan line test chart H0089503 200 dpi test chart A0129110 NF 46 grease H0069600 Separation roller spacers H0081223 torque H0081224 pressure 4 9...

Page 234: ...S E C T I O N 5...

Page 235: ...eshooting Mode 5 65 3 Functions 5 65 3 1 System Start Function 1 5 65 3 2 Error Code Display Function 2 5 66 3 3 File Correction Function 3 5 67 3 4 Random Read Test Function 4 5 67 5 2 Copy Quality T...

Page 236: ...ection may help find the problem These checks should also be done when installing a new machine in order to discover any defects that may be present 1 Copy Quality The test chart shown on this page is...

Page 237: ...4 Less than 3 of the document length To correct skew see page 5 28 3 Intelligibility Copy a test chart using standard resolution Check the characters in frame F see page 5 1 No charac ters must be mis...

Page 238: ...ne in standard and one in detail resolution If the remote unit can accept 8 x 15 4 Fine resolution also send one in Fine resolution Note that Fine resolution in the Rapicom 610 or 830 is 16 x 15 4 and...

Page 239: ...corona units and wires installed badly or broken Charge corona wire operation can be checked with service function 09 mode 6 If there is a faint image the transfer corona unit may be defective Y N Do...

Page 240: ...with the development unit Check the development drive mechanism Clean any dirty components Does the bias terminal receive 225 V 10 V Y N Does the power pack receive the trigger signal SPU CN17 9 to l...

Page 241: ...ly occur when printing from memory Y N Go to step 4 Check that the connections from the SPU and PSU to the hard disk are not loose Does the PSU send 5V and 12V to the hard disk Y N Replace the PSU Rep...

Page 242: ...Does the power pack receive the trigger signal SPU CN17 9 to low and the power signal SPU CN17 5 Y N Replace the SPU or SCU Replace the power pack Is the toner metering blade securely in place Y N In...

Page 243: ...e UIB SPU or SCU Replace the lamp or driver Check that the connections from the SBU VPU and from VPU SPU are not loose Is there a video signal from the SBU and is the white level nor mal Y N Adjust th...

Page 244: ...er contains dirt or paper particles throw it out and add fresh toner Is the varistor intact Y or shorted N Y N Change the varistor Check that SPU CN17 is not loose Does the bias terminal receive 225 1...

Page 245: ...ed with service function 09 mode 6 Y N Change the SCU or SPU Is there any power at the corona units Y N Change the power pack Is there any toner in the toner cartridge Y N Check the toner end sensor m...

Page 246: ...test service function 09 mode 0 Is the printout normal Y N Reinstall the incorrectly installed master Replace the master worn out OPC belt Clean the quenching lamp If the toner in the development uni...

Page 247: ...the power pack Check that the following connections are not loose SPU CN4 UIB CN6 UIB CN1 and 7 DSB CN4 and 5 DSB CN2 Quenching lamp Does the quenching lamp operate correctly Y N Does the DSB output...

Page 248: ...checked with service function 09 mode 6 Y N Change the SCU or SPU Is there any power at the corona units Y N Change the power pack 3 Clean the scanner optics and the exposure glass Adjust the bit swi...

Page 249: ...wer signal to the DSB Y N Replace the UIB SPU or SCU Replace the DSB Replace the quenching lamp Clean the inside of the machine Clean the cleaning blade Check the transfer entrance guide plate see pag...

Page 250: ...blower brush or soft dry cloth Clean the scanner optics and exposure glass Check the SBU output and check scan line alignment see pages 3 12 and 3 13 Change the fluorescent lamps Make a printer test...

Page 251: ...ee page 2 32 Is the or Bands Type 1 printout normal Straight sharp lines Y N Start a copy cycle and stop it before the copy reaches the fusing unit Do the same lines appear on the unfused copy Y N If...

Page 252: ...ure for Uneven Density Type 2 Vertical bands page 5 15 Correct or replace any parts that scratch the belt Change the master unit If the problem does not clear check for foreign objects around the old...

Page 253: ...he cleaning blade is damaged Pentagonal mirror motor problem replace the motor If the problem still occurs replace the SCU SPU or UIB If the master belt is scratched replace the master unit and the pa...

Page 254: ...s scratched correct or clean any parts that are damaging the roller then replace the roller If the hot roller strippers are badly stained with toner replace the thermistor or the UIB PSU SPU or SCU Re...

Page 255: ...clean the interior of the or Bands Type 5 machine Clean the charge corona wire Dirty margins Clean the quenching lamp Change the master unit Change the fluorescent lamps Change the development unit B...

Page 256: ...crease mark where the white band appears Y N Clean the transfer corona unit wire end blocks and casing Check and replace any defective parts that may cause the transfer charge to leak Check the paper...

Page 257: ...ter unit is grounded properly Check that SPU CN17 is not loose Does the bias terminal receive 225 10 V If not does the power pack receive the trigger signal SPU CN17 9 to low and the power signal SPU...

Page 258: ...py page 5 28 Otherwise change the power pack Check that the corona wires are clean and properly installed If that does not solve the problem change the power pack Leading edge miss Check that the scan...

Page 259: ...ge the ozone filter Replace the master unit Clean the laser optics carefully with a blower brush or soft dry cloth Replace any defective components Replace the charge corona unit charge corona wire op...

Page 260: ...power pack Unfused copy Jitter Clean the thermistor Change the pressure roller springs Replace the thermistor fusing unit UIB SPU SCU or PSU Make a printer test service function 09 mode 0 see page 2 3...

Page 261: ...t tension may need adjusting see pages 3 19 and 3 30 If the tx motor is making abnormal noise replace the tx motor UIB SPU or SCU If the master belt motor is making abnormal noise replace the motor DS...

Page 262: ...Effects of line problems on copy quality 1 Missing lines shrinkage in the sub scan direction Original 2 Cut off Bad copy sample Some lines may be missing just before the cut off 5 27 Bad copy sample...

Page 263: ...l Rubber rollers soft cloth and water Dirt along the lead Same as above ing edge on the Clean the following components reverse side Transfer corona unit and entrance guide plate damp cloth Transport g...

Page 264: ...ck the Tx motor timing belt see page 3 19 Check the scan line sensor Does the UIB receive a signal from the sensor at CN1 5 Y N Does the DSB receive a signal from the sensor at CN3 2 Y N Replace the s...

Page 265: ...s pressed Y N Does 1POWON go high Y N Replace the SPU or SCU Replace the PSU or the upper unit interlock switch or the right cover interlock switch If the SPU does not send 24VD to the UIB replace the...

Page 266: ...or the right cover interlock switch Trace the 24VD signal from the SPU to the ADF clutch Replace the defective component Document double Clean and lubricate or replace the separation roller feed Nois...

Page 267: ...feed pick up and separation rollers Remove any debris from the Entrance Error feed in area Code 907 Check the registration sensor Does the DRU receive a signal from the registration sensor Y N Replac...

Page 268: ...he registration clutch receive 24VD and the drive signal Y N Replace the DRU Replace the clutch Check the master belt motor timing belt see page 3 30 Check the transfer entrance guide plate see page 3...

Page 269: ...paper feed and pick up rollers check the feed mechanism Clean and lubricate the feed and pick up spring clutches Clean the separation roller slip clutch Remove any debris from the feed in area Does t...

Page 270: ...es the SPU output the drive signal to the DRU at CN5 13 Y N Replace the SPU or SCU Does the solenoid receive the drive signal Y N Replace the DRU Replace the solenoid Check that there is paper at the...

Page 271: ...n motor pentagonal mirror motor and development bias turn on but not the master belt motor or lower paper feed motor then the basic starting con ditions for copying may not have been met The fusing la...

Page 272: ...ace the lower paper feed and pick up rollers Check the feed mechanism Clean and lubricate the spring clutches Clean the separation roller clutch Remove debris from the feed in area Does the lower pape...

Page 273: ...y has been pressed Y N Replace the SPU or SCU Check the connectors and harnesses Does the LIB output the lower paper feed motor drive signal Y N Replace the LIB SPU or SCU Replace the motor and driver...

Page 274: ...place the motor and driver Does the LIB receive a signal from the lower paper height sensor at CN3 9 Y N Does the SPU send 5V to the LIB Y N Replace the SPU Does the LIB send 5V to the sensor at CN3 7...

Page 275: ...place either Printer fan drive belt and or main motor Defective fan charge corona fan front transfer corona fan rear transfer corona fan DRU SPU SCU or PSU Change the ozone filter Toner overflow This...

Page 276: ...l pentagonal mirror motor lock failure or laser main scan synchronization failure Heater Control Fail fusing lamp failure LD Power Lock Fail laser diode power control failure Home Position Fail master...

Page 277: ...power off wait 10 seconds then switch back on If the problem remains work through the appropriate troubleshooting procedure from the following pages Resetting the Machine After each troubleshooting a...

Page 278: ...Does the UIB output 24V at CN2 4 Y N Replace the UIB Replace the pentagonal mirror motor Motor operation can be check ed with service function 09 mode 6 Replace the LSD or LDDR Replace the UIB SPU or...

Page 279: ...sensor patch on the master belt Replace the master unit if it cannot be cleaned Check the master belt drive mechanism Motor operation can be checked with service function 09 mode 6 Check the belt tens...

Page 280: ...ive PCB Replace the sensor Replace the UIB SCU or SPU Main Motor Lock Fail Main Motor Motor operation can be checked with service function 09 mode 6 Does the SPU receive 24VD from the PSU Y N Does 1PO...

Page 281: ...PU output 24V at CN3 1 and 2 Y N Replace the SPU Does the LIB output 24V at CN2 1 Y N Replace the LIB Replace the motor or the SPU or SCU Clean the transfer corona wire and unit Check that the develop...

Page 282: ...Disk Drive Error Replace the hard disk SPU or SCU Disk Controller Error Replace the SPU hard disk or SCU Disk Memory Logical Replace the hard disk SPU or SCU Error 5 47...

Page 283: ...ill only appear in service mode operations Code Meaning Suggested Cause Action 1 to 44 Software error 1 Do a RAM test service function 09 mode 3 to find out if there is a defective memory chip Replace...

Page 284: ...the SCU SPU G3CCU G3NCU or modem 4 The other end may have jammed or run out of paper or memory space 5 Try adjusting the tx level use G3CCU bit switch 19 bits 0 to 3 or a dedicated tx parameter for th...

Page 285: ...ansmission 2 See section 5 3 134 Paper ran out immediately after the 1 Replace paper end of printing 2 Clear debris from the paper end sensors 3 Check the connections through the machine from the pape...

Page 286: ...ute explained in section 5 4 then reset the machine as explained reception was impossible on page 5 42 901 Toner collection tank full 1 Replace the master unit 2 Clean the toner overflow sensor 3 Chec...

Page 287: ...over switch jam removal switch 3 Check the connections through the machine from the SCU to the cover switches Replace any defective part of the circuit 913 Master unit interlock switch open 1 Check th...

Page 288: ...re or laser main scan synchronization failure 924 Main motor or lower paper feed See section 5 4 Main Motor Lock Fail motor lock failed 925 UIB handshake error See section 5 4 UIB Handshake Fail 926 L...

Page 289: ...dialling 1 Retry the communication 2 Replace the G3NCU G3CCU SPU or SCU 1032 The other end is busy automatic 1 Retry the communication dialling 2 Listen to the line if the line is not busy but this er...

Page 290: ...within 30 s If manual dialling the error still occurs replace the G3CCU G3NCU SCU or SPU 1051 G2 is disabled at this end but the Enable G2 G3CCU bit switch 01 bit 1 must be 0 then retry other end is a...

Page 291: ...00 bps failed Same as for code 1104 tx mode 1110 Video data buffer became empty tx 1 Retry the communication m o d e 2 Replace the SCU SPU or VPU 1112 DCN received from the other end at Same as for co...

Page 292: ...60 At the start of the video data no 1 Replace the SCU SPU or G3CCU data was received from the SCU within 35 s ECM tx mode 1161 During video data transmission no Same as for code 1160 data was receive...

Page 293: ...204 Modem training failed rx mode Same as for code 1104 1205 No HDLC frame was received rx Same as for code 1104 mode 1206 Modem carrier not switched off rx Same as for code 1104 mode 1210 Video data...

Page 294: ...e Same as for code 1104 G2 rx mode 1224 2100 Hz video data carrier cannot Same as for code 1104 be received G2 rx mode 1225 EOM could not be detected at the Same as for code 1104 end of the data or EO...

Page 295: ...d ECM rx mode Retry the communication 9201 Data compression reconstruction 1 Replace the SCU SPU or VPU to 9274 hardware error 9331 Document jam or scanner cover 1 If document jams are persistent see...

Page 296: ...ts Replace any defec tive components 9405 Page memory full and memory did 1 Retry the communication not become available within 30 s 2 Replace the SCU or SPU 9406 Machine cannot print 1 Check that the...

Page 297: ...response from the CCU Check the connections through the machine from the SCU to the CCU Replace any defective components 9599 CCU reset due to handshake error If this error is persistent change the S...

Page 298: ...RAM area for hard disk See code 9608 to 9628 administration 9629 Hard disk data file destroyed See code 9608 9630 9631 Hard disk control sequence error See code 9608 9632 Abnormality in the hard disk...

Page 299: ...n error code is displayed on the LCD immediately after power up see the Power up Error Code table on page 5 70 for guidance If there are no hard disk errors on the error report or the LCD at power up...

Page 300: ...Press Function then then once more The hard disk troubleshooting menu is now displayed If a warm start is impossible switch the machine off wait for 10 s then switch back on Then go to step 2 EXITING...

Page 301: ...er from 0001 to 00FF MODE This explains what mode the machine was in when the error occurred 0001 Hard disk set up 0002 Normal system start up reading from hard disk 0003 Formatting the hard disk 0005...

Page 302: ...routines 6 Clear Address and or 7 Clear Job depending on the recovery method for the observed error code 1 Enter the hard disk troubleshooting mode See page 5 65 2 When the hard disk troubleshooting...

Page 303: ...isk troubleshooting mode See page 5 65 2 When the hard disk troubleshooting menu is displayed enter 6 at the ten key pad then press Yes 3 When Clear All Name Insertions Y N is displayed press Yes The...

Page 304: ...Yes 4 Enter the bad spot information listed on the decal inside the machine Press Yes when you have finished Notes The hard disk bad sectors need only be reprogrammed under the following circumstances...

Page 305: ...sk again If the same error occurs do the ting same steps as for error code 10 13 Disk I O error during system reset See error code 10 14 Address label data error during sys Try Function 3 File Correct...

Page 306: ...Correction hard disk function 3 If that fails try Clear Address function 6 If that fails try Clear Job function 7 If that fails reformat the disk function 8 If that fails replace the hard disk 02 to S...

Page 307: ...S E C T I O N 6...

Page 308: ...SECTION 6 OPTIONAL BAR CODE READER 6 1 Accessory Check List 6 1 6 2 Installation Procedure 6 2...

Page 309: ...6 1 Accessory Check List 1 2 3 4 5 Bar Code Reader Installation Instructions 1 Bar Code Reader Holder 1 Bar Code Reader 1 Department Card Set 1 set 10 cards 1 Operation Manual 1 6 1...

Page 310: ...Procedure 1 Turn off the main switch 2 Open the upper unit by pushing button A 3 Remove cover B 3 screws 4 Install the bar code reader holder C 3 screws 5 Install the bar code reader D 6 Turn on the...

Page 311: ...S E C T I O N 7...

Page 312: ...2 7 DSB 7 24 8 LIB 7 25 9 OPU 7 26 10 PSU 7 26 11 G3 CCU 7 28 12 G3 NCU 7 30 13 BSRU 7 31 7 3 Block Diagrams 1 Overall Machine Control 2 Video Data Path 3 Power Distribution 4 Scanner 5 Communication...

Page 313: ...7 1 Point to point Diagram 7 1...

Page 314: ...7 2...

Page 315: ...7 3...

Page 316: ...7 Address bus COM1 Ground 1AB8 Address bus 1AB9 Address bus 1AB10 Address bus B11 A12 B12 A13 B13 A14 B14 A15 B15 A16 B16 A17 B17 A18 B18 A19 B19 A20 B20 A21 B21 A22 B22 A23 B23 1AB11 Address bus 1AB1...

Page 317: ...nable COM1 Ground 5IOWR I O write enable COM1 Ground 5DRQ10 Not used COM1 Ground 5DACK10 Not used COM1 Ground 1INT10 Not used A38 B38 A39 B39 A40 B40 A41 B41 A42 B42 A43 B43 A44 B44 A45 B45 A46 B46 A4...

Page 318: ...bus COM1 Ground 1D01 Data bus COM1 Ground 1D02 Data bus COM1 Ground 1D03 Data bus COM1 Ground 1D04 Data bus COM1 Ground 1D05 Data bus 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49...

Page 319: ...ntrol Ground DMA acknowledge Hard disk control Ground HMC upper byte data strobe Ground HMC lower byte data strobe Ground HMC address strobe Ground A14 B14 A15 B15 A16 B16 A17 B17 A18 B18 A19 B19 A20...

Page 320: ...de 1INT35 Interrupt request from G4CCU handshake port read mode 1INT30 Interrupt request from SPU hand shake port write mode 1INT31 Interrupt request from SPU hand shake port read mode 1INT11 R interr...

Page 321: ...d 1AB10 Address bus 1AB11 Address bus 1AB12 Address bus COM1 Ground 1AB13 Address bus 1AB14 Address bus 1AB15 Address bus COM1 Ground A15 B15 A16 B16 A17 B17 A18 B18 A19 B19 A20 B20 A21 B21 A22 B22 A2...

Page 322: ...WR 5PONRST COM1 COM1 COM1 COM1 COM1 COM1 COM1 COM1 COM1 COM1 G r o u n d EPROM chip select SRAM battery backed up chip select Not used Ground Data memory read low byte Data memory write low byte Data...

Page 323: ...e data LIB status data Power supply Pin Name Function 1 24VD 2 24VD 3 24VD 4 COM3 5 COM3 6 COM3 7 12V 8 12V 9 COM2 10 COM2 11 12V 12 12V 13 COM1 14 5HETEN 15 COM1 16 XTHERM 17 COM1 18 1LDSYC 19 COM1 2...

Page 324: ...COM1 Power supply Power supply Power supply Ground Ground Ground Main motor drive L On Ground Main motor lock L Lock Ground 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 5REGRL COM1 5UFEED COM1 5UCA...

Page 325: ...V Power supply A4 5V Power supply B4 5V Power supply A5 1AB1 Address bus B5 COM1 Ground A6 B6 A7 B7 A8 B8 A9 B9 A10 B10 A11 B11 A12 B12 A13 B13 A14 B14 A15 B15 A16 B16 A17 B17 A18 B18 A19 B19 1AB2 Add...

Page 326: ...select Interrupt request from G3CCU handshake port write mode Interrupt request from G4CCU handshake port write mode A29 B29 A30 B30 A31 B31 A32 B32 A33 B33 A34 B34 A35 B35 A36 B36 A37 B37 A38 B38 A3...

Page 327: ...bus ADCR Not connected B16 A17 B17 A18 B18 A19 B19 A20 B20 A21 B21 A22 B22 A23 B23 A24 B24 A25 B25 A26 to B27 A28 B28 A29 B29 A30 B30 1AD1 COM1 COM1 1FRST COM1 5INT26 1VPUINT 5EMPTY 5RQDCR1 5FULL 1HAL...

Page 328: ...Ground 1D13 Data bus 1D12 Data bus COM1 Ground 1D14 Data bus 1D15 Data bus COM1 Ground 12V Power supply 12V Power supply A45 B45 A46 B46 A47 B47 A48 B48 A49 B49 A50 12V Power supply 12V Power supply C...

Page 329: ...COM1 Ground 4 5HSEL2 Head 2 select 7 17 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 COM1 Ground 5WGATE Read write enable H Read COM1 Ground 5SECMP Seek comple...

Page 330: ...RP Read data ve signal COM1 Ground COM1 Ground CN14 Upper Cassette Sensors Pin Name Function 1 5UPEXT Upper paper end sensor H No paper 2 5UPHGH Upper paper height sensor H Paper level low 3 5UPNED Up...

Page 331: ...Right Cover Switch Pin Name Function 1 5V Power supply 2 COM1 Ground 3 5TONER Toner end sensor Constant L Toner present 4 5DEVCL Rt cover switch L Closed 5 24VD Power supply 6 COM3 Ground 7 5PRECH Ch...

Page 332: ...1 Ground 5V Power supply Not connected Not connected 4 SBU CN1 VPU See VPU CN2 5 DRU CN1 Development Unit Registration Clutch and Upper Cassette Drive Pin Name Function 1 2 3 4 5 6 7 8 24VD 6DEVLP 24V...

Page 333: ...otor drive L On Main motor lock L Lock Power supply Copy feed out sensor output L Paper present 9 COM1 Ground CN3 SPU See SPU CN5 CN4 Front Transfer Corona Fan Pin Name Function 1 24VD Power supply 2...

Page 334: ...l feed switch H Manual feed L ADF Quenching lamp L On CN2 Pentagonal Mirror Motor and Driver Pin Name Function V 1 5PMLOK Motor lock L Lock 2 5POLME Motor drive L On 3 COM3 Ground 4 24VD Power supply...

Page 335: ...belt motor drive signal 10 COM1 Ground 11 1SPENA Master belt motor phase A on off L Off 12 1SPENB Master belt motor phase B on off L Off Pin Name Function 1 COM2 2 XLPDET 3 COM2 4 XLPCTL 5 COM1 6 5LD...

Page 336: ...V Power supply 2 5PPSCN Scan line sensor H No paper 3 COM1 Ground CN5 UIB See SPU CN7 CN6 Stamp ADF Clutch Document Feed out Clutch Master Belt Motor Pin Name Function 1 24VD 2 5STAMP 3 24VD 4 5DOCFD...

Page 337: ...feed solenoid drive L On 7 5LCOPN Lower front cover switch L cover open 8 COM1 Ground CN3 Lower Paper Lift Motor Lower Paper End Near end and Height Sensors Pin Name Function 1 5V 2 COM1 3 5LPEND 4 5V...

Page 338: ...r Lower paper size sensor Lower paper size sensor Ground to lower cassette sw Lower cassette size sensor status table Size Pin B4 B5 Lg A4 Lt A5 4 9 H L H L H L 4 8 L L H H L L 4 7 H H L L L L 9 OPU C...

Page 339: ...tral 3 N C Not used 4 XTHERM Thermistor output 5 5V Thermistor power supply CN6 Main Power Inlet Pin Name Function 1 L Live ac power supply 2 N Neutral CN7 To Main Switch Pin assignment same as CN6 CN...

Page 340: ...st Not used COM1 Ground 1DT3 Data bus 5CD Carrier detect Not used 1ECKMDM Modem chip select COM1 Ground Not used Not used B11 A12 B12 A13 B13 A14 B14 A15 B15 A16 B16 A17 B17 A18 B18 A19 B19 A20 COM1 G...

Page 341: ...nal Not connected G3NCU status Ground G3NCU commands Ground G3NCU command status transfer clock Ground Not used Ground G3NCU chip select signal Ground 7 29 A12 B12 A13 B13 A14 B14 A15 B15 A16 B16 A17...

Page 342: ...ta bus Data bus Data bus Data bus Data bus Data bus Data bus Data bus B25 COM1 Ground Other pins are not used CN7 Not used Pin Name Function 1 12V Power supply 2 12V Power supply 3 5VA Power supply 4...

Page 343: ...L2 7 XPROG2 8 XPROG3 CN4 Not used Pin Name Function 4 XFAXL3 5 XFAXL4 CN5 Not used Pin Name Function 3 XTEL1 2 XTELCN2 13 BSRU CN1 SPU See SPU CN15 CN2 Bar Code Reader Pin Name Function 1 2 3 4 5 6 7...

Page 344: ...7 3 Block Diagrams 1 Overall Machine Control Overall 7 32...

Page 345: ...Main CPU 7 33...

Page 346: ...Main Slave CPU Interface 7 34...

Page 347: ...Slave CPU...

Page 348: ...Communication Control 7 36...

Page 349: ...2 Video Data Path Transmission 7 37...

Page 350: ...Reception 7 38...

Page 351: ......

Page 352: ...3 Power Distribution From PSU to SPU 7 40...

Page 353: ...Distribution by SPU 7 41...

Page 354: ...UIB and LIB 7 42...

Page 355: ...4 Scanner Fluorescent Lamps 24VD Power Supply 7 43...

Page 356: ...Document Feed Mechanism 7 44...

Page 357: ...CCD Drive 7 45...

Page 358: ...5 Communication Control 7 46...

Page 359: ...6 Printer Laser Diode Drive 7 47...

Page 360: ...Main Scan Synchronization 7 48...

Page 361: ...Fusing Lamp Power Switching 7 49...

Page 362: ...Fusing Lamp Temperature Monitoring...

Page 363: ...7 4 Electrical Component Layout 7 51...

Page 364: ...7 52...

Page 365: ...25 Varistor 26 Master Belt Drive Motor 27 BSRU Bar Scanner Reader Unit 28 Bar Code Reader 29 SBU Scanner Board Unit 30 Charge Corona Unit 31 Speaker 32 Quenching Lamp 33 Upper Unit Interlock Switch 34...

Page 366: ...d Sensor 67 Lower Paper Feed Solenoid 68 Lower Paper Height Sensor 69 Lower Cassette Switch 70 Lower Paper Size Sensor 71 Lower Paper Lift Motor Driver 72 Lower Paper Near end Sensor 73 Lower Paper Li...

Page 367: ...7 5 Timing Charts 1 Scanner 7 55...

Page 368: ...2 Printer 7 56...

Page 369: ...7 57...

Page 370: ......

Page 371: ...APPENDIX Appendix A Glossary A 1...

Page 372: ...f the U N which sets and governs facsimile standards CFR Confirmation to Receive A protocol signal used by the receiving terminal to tell the trans mitter that modem training and set up infor mation w...

Page 373: ...educes the number of fill bits on a line making transmission time faster New EFC does not add any fill bits so transmis sion is even faster EOM End Of Message A protocol signal that in forms the recei...

Page 374: ...er Interface Board This PCB links the SPU to the components in the lower cassette Laser Synchronization Detector This PCB detects the start of each scan of the laser beam across the master belt LSI La...

Page 375: ...coh protocol OPU Operation Panel Unit This PCB contains the operation panel components Public Access Broadcast Exchange A switchboard found at the customer s location PD Pulse Dialling A dialling meth...

Page 376: ...nal that in forms the transmitter that the previous page was OK but modem retraining must be done before continuing this is normally because of poor line condition SAF Store And Forward A memory used...

Page 377: ...of each page as it is received at the other end It identifies the sender UIB Upper Interface Board This PCB links the SPU to components in the upper unit of the machine VPU Video Processing Unit This...

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Ricoh FAX7000L, Field Service Manual

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