Ricoh G307 Service Manual Download Page 124

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BOARDS

21 December, 2001

4-6

4.2.5 SG3 BOARD

The SG3 board allows up to two simultaneous communications when used in
combination with the FCU.

CCP (Communication Control Processor)

•

Controls the SG3 board.

•

CPU (RU8)

•

DPRAM (Dual Port RAM): Handshaking with the FCU is done through this

circuit.

•

DMA controller

•

JBIG interface

Flash ROM

•

512KB (4 Mbit) flash ROM for SG3 software storage.

•

512KB (4 Mbit) flash ROM for Panasonic modem software storage.

DRAM

•

512KB DRAM shared between ECM buffer, line buffer, and working memory.

QM coder

•

QM coder for JBIG compression and decompression.

V.34 Modem

•

Panasonic V.34 modem (MN195003MFL)

DRAM

(4MB)

JBIG

M65761

Flash ROM

(4MB)

Program

DATA/ADDRESS BUS

MN195003MFL

Modem

Flash ROM

(4MB)

Modem

DTMF

Receiver

Hybrid IC

CPU

(RU8)

DMAC

JBIGIF

TONE

DPRAM

CCP

SG3-V.34

FCU

Standard
NCU

G307D913.WMF

Summary of Contents for G307

Page 1: ...Model J CF FAX UNIT Machine Code G307 SERVICE MANUAL December 21st 2001 Subject to change ...

Page 2: ...11 2 2 5 B CHANNEL LINK LAYER 2 11 2 2 6 B CHANNEL NETWORK LAYER 2 12 2 2 7 TRANSPORT LAYER 2 12 2 2 8 SESSION LAYER 2 13 2 2 9 DOCUMENT LAYER 2 14 2 2 10 PRESENTATION LAYER 2 14 2 3 FAX SC CODES 2 15 2 3 1 OVERVIEW 2 15 2 3 2 SC1201 2 15 2 3 3 SC1207 2 15 2 3 4 FAX SC CODE TABLE 2 16 2 4 ISDN TEST FUNCTION 2 17 2 4 1 LEDS 2 17 2 4 2 BACK TO BACK TEST 2 18 3 SERVICE TABLES 3 1 3 1 SERVICE PROGRAM ...

Page 3: ... 3 VIDEO DATA PATH 4 8 4 3 1 TRANSMISSION 4 8 Memory Transmission and Parallel Memory Transmission 4 9 Immediate Transmission 4 9 JBIG Transmission 4 9 I G3 ISDN G3 Transmission 4 9 Adjustments 4 9 4 3 2 RECEPTION 4 10 4 4 FAX COMMUNICATION FEATURES 4 12 4 4 1 PERSONAL INFORMATION TRANSFER BOXES 4 12 Personal Box Confidential Box 4 12 Transfer Box 4 13 Information Box Polling Tx 4 14 4 4 2 MULTI P...

Page 4: ...rical storm There may be a remote risk of electric shock from lightning 6 If there is a gas leak do not use the telephone in the vicinity of the leak to report it CAUTION 1 Before installing the fax unit switch off the main power and operation switches and disconnect the power cord 2 The fax unit contains a lithium battery The danger of explosion exists if a battery of this type is incorrectly rep...

Page 5: ...x 2 2 Turn on the DIP switch B on the MBU board then install the fax unit C x 2 NOTE Make sure that the controller unit is installed when inserting the fax unit If the controller unit is installed after the fax unit has been installed this may cause poor connection between the fax unit and controller unit 3 Remove the cover key tops D and install key tops E F and cover G 4 Attach the FCC decal onl...

Page 6: ...e line to the LINE jack at the rear of the machine 9 Plug in the machine and turn on the main power switch NOTE The machine must be connected to a properly grounded socket outlet 10 Be sure to set the clock Date and time 11 Enter service mode and program the serial number into the fax unit SP3 102 000 The serial number can be found on the serial number label attached to the machine in step 5 G307I...

Page 7: ...move the thumb screw A on the left spacer 2 Install the handset bracket B on the left arm 2 screws 1 thumb screw 3 Install the handset holder C on the bracket 2 screws 4 Place the handset D with the handset cord resting on the cord holder E of the bracket 5 Connect the handset cord to the jack G307I114 WMF A B C D E ...

Page 8: ...jack window LINE2 A from the panel plate B 2 Install the G3 board C and NCU board D 3 screws each 3 Attach the harness clamp E 4 Connect the harness F to the connectors on G3 and NCU boards harness clamp E 5 Connect the flat cable G to the connector H on the FCU board 6 Connect the I F board I to the G3 board and connect the flat cable G to the I F board NOTE When installing the fax unit and G3 un...

Page 9: ...tween the fax unit and controller unit 8 Connect the cable to the LINE2 jack then plug in the machine and turn the main switch on 9 Attach the FCC IC approval label to the machine near the ISDN jack this step is only for US Canada 10 Enter the service mode and set bit 1 of communication switch 16 to 1 then turn the main switch off and on 11 Print the system parameter list and ensure that SG3 V34 i...

Page 10: ...e panel B 2 Install the G4 unit C 3 screws and harness clamp 3 Connect the flat cable D to the connector E on the FCU board 4 Connect the I F board F to the G4 unit and connect the flat cable D to the I F board 5 Attach the modular socket G to the bracket H and install the bracket 2 screws 6 Connect the cable I to the G4 unit and route the cable 2 clamps J NOTE When installing the fax unit and G4 ...

Page 11: ...onnect the cable to the ISDN jack then plug in the machine and turn the main switch on 9 Attach the FCC IC approval label to the machine near the ISDN jack this step is only for US Canada 10 Enter service mode and set bit 2 of communication switch 16 to 1 After that turn the main switch off and on 11 Print the system parameter list and ensure that G4 is listed as an option 12 Set up and program th...

Page 12: ...r cord and the network cable 1 Turn on the DIP switch A on the fax function upgrade unit B 2 Attach the stand C to this unit 3 Connect the fax function upgrade unit to CN621 and attach the stand to the board 4 Turn the main switch off and on 5 Enter service mode and set bit 7 of system switch 1E to 1 NOTE When installing the fax unit and fax function upgrade unit at the same time turn on the DIP s...

Page 13: ... all data in the printer buffer 2 Turn off the main switch and disconnect the power cord and the network cable 1 Slide the expansion memory A into the CN602 slot and tilt it down until it is locked by the pin B NOTE When installing the fax unit and expansion memory at the same time turn on the DIP switch C on the MBU board G307I102 WMF A C B ...

Page 14: ...ther party is out of paper or has a jammed printer The other party pressed Stop during communication 0 03 Incompatible modem at the other end The other terminal is incompatible 0 04 CFR or FTT not received after modem training Check the line connection Check the NCU FCU connectors Try changing the tx level and or cable equalizer settings Replace the FCU or NCU The other terminal may be faulty try ...

Page 15: ... end may be defective try sending to another machine 0 08 The other end sent RTN or PIN after receiving a page because there were too many errors Check the line connection Check the FCU NCU connectors Replace the NCU or FCU The other end may have jammed or run out of paper or memory space Try adjusting the tx level and or cable equalizer settings The other end may have a defective modem NCU FCU tr...

Page 16: ...hin 6 s of retraining Check the line connection Check the FCU NCU connectors Replace the NCU or FCU Check for line problems Try calling another fax machine Try adjusting the reconstruction time for the first line and or rx cable equalizer setting Cross reference Reconstruction time G3 Switch 0A bit 6 Rx cable equalizer G3 Switch 07 PSTN 0 21 EOL signal end of line from the other end not received w...

Page 17: ...ring communication Check the line connection Retry communication 0 70 The communication mode specified in CM JM was not available V 8 calling and called terminal The other terminal did not have a compatible communication mode e g the other terminal was a V 34 data modem and not a fax modem A polling tx file was not ready at the other terminal when polling rx was initiated from the calling terminal...

Page 18: ...cable equalizer setting If these errors happen at the receiving terminal Try adjusting the rx cable equalizer setting Try increasing the tx level Try using V 17 or a slower modem if the same error is frequent when receiving from multiple senders 0 84 The line was disconnected due to abnormal signaling in V 34 phase 4 control channel start up The signal did not stop within 10 s Turn off the machine...

Page 19: ... fatal communication error If this is frequent update the ROM or replace the FCU 3 00 G4 interface board reset Replace the G4 interface board or FCU 3 10 Disconnection during ISDN G3 communication Check the other terminal and the ISDN line The other terminal may have dialed a wrong number 3 11 Disconnection during ISDN G4 communication Check the other terminal and the ISDN line 3 20 A CSA signal w...

Page 20: ...e files from memory 5 25 SAF file access error Replace the FCU or EXMEM board 6 00 G3 ECM T1 time out during reception of facsimile data 6 01 G3 ECM no V 21 signal was received 6 02 G3 ECM EOR was received Try adjusting the rx cable equalizer Replace the FCU or NCU 6 04 G3 ECM RTC not detected Check the line connection Check connections from the NCU to the FCU Check for a bad line or defective rem...

Page 21: ...for scanning Lower the scan resolution if possible Add optional page memory 22 01 Memory overflow while receiving Wait for the files in the queue to be sent Delete unnecessary files from memory Transfer the substitute reception files to an another fax machine if the machine s printer is busy or out of order Add an optional SAF memory card or hard disk 22 02 Tx or rx job stalled due to line disconn...

Page 22: ...m 4 There is a network problem Do the following Check the error bit rate of the network If it is high contact the network and ask them to improve the line Check the network speed is it 56 or 64 kbps and make sure that the bit switch setting is correct You may also use the dedicated transmission parameters if this problem only occurs when dialing certain numbers Check that the user dialed the corre...

Page 23: ...hine received an unsolicited DM F 1 2 7 22 At TEI release the machine received an unsolicited UA F 1 2 7 23 At the start of link set up the machine received an unsolicited DM F 0 2 7 24 At TEI release the machine received an unsolicited UA F 0 2 7 25 SABME received at the start of network link set up No error 7 26 N200 retransmission error for SABME 2 7 27 N200 retransmission error for DISC 2 7 28...

Page 24: ...munication 3 2 2 5 B CHANNEL LINK LAYER Code Probable Cause Action 7 60 T3 timeout timeout while waiting for flag 4 7 61 T3 timeout timeout while waiting for SABM during an incoming call 4 7 62 T1 timeout x N2 timeout while waiting for UA after sending SABM 5 7 63 T1 timeout x N2 timeout while waiting for a response to a transmitted S frame P 1 5 7 64 T1 timeout x N2 timeout while waiting for SABM...

Page 25: ...out while waiting for an RF packet 6 7 95 T23 timeout timeout while waiting for a CF packet 6 7 96 T10 timeout timeout while waiting for the first frame 6 2 2 7 TRANSPORT LAYER Code Probable Cause Action 8 00 Invalid block received 8 8 01 TCC block received 8 8 02 TBR block received 8 8 05 TCR block block format error 8 8 06 TCR block block size parameter LI error 8 8 07 TCR block extended address...

Page 26: ...Window size error in RSSP 8 8 44 Service identification error in RSSP 8 8 45 Session user data error in RSSP 8 8 47 Message synchronization error inside the CCU 8 8 48 Document task busy 8 8 50 Ti timeout non communication surveillance timer T 62 8 8 51 T2 timeout timeout while waiting for a response T 62 8 8 52 T3 timeout CSA timer timeout T 62 8 8 53 G4 board load timer timeout calling side wait...

Page 27: ...l to 0 8 8 76 Internal error 8 2 2 10 PRESENTATION LAYER Code Probable Cause Action 8 80 X 209 coding error in session user data LI error 8 8 81 PV error in session user data 8 8 82 PI error in session user data 8 8 83 The capabilities in the session user data of CDS CDC were not the same as those in RDCLP 8 8 84 X 209 coding error in the DP LI error 8 8 85 X 209 coding error in the SLD document d...

Page 28: ...n power switch and turn it back on 2 3 2 SC1201 When the FCU detects an unrecoverable error in the SRAM which requires a complete SRAM initialization the fax unit displays this SC Code and stops There is no way to recover from this error condition without a complete SRAM initialization all the user and service programmed data will be erased The possible causes are SRAM backup battery defect or SW1...

Page 29: ...lize the fax unit See section 2 3 1 for the initialization procedure Automatic reset 1201 Unrecoverable FCU SRAM error Refer to section 2 3 2 Service Call display 1207 Unrecoverable Fax Function Upgrade SRAM error Refer to section 2 3 3 Service Call display 1299 1305 1310 1311 1312 1401 1405 Software error Initialize the fax unit Automatic reset SC Code display ...

Page 30: ... board These LEDs show the status of the machine LED 1 LED 2 LED 3 LED 4 Initial Settings O ON OFF Initial check if the flash ROM is updated O O O O Handshaking with the FCU ready O O Standby Mode Ready to communicate Communication Layer 1 activated O Link setup O O B channel 1 connected O O O B channel 2 connected O O O ...

Page 31: ... adjustments In the machine acting in NT mode CiG4 board set bits 0 and 1 of G4 parameter switch 0D to 1 In the machine acting in TE mode SiG4 board set bit 0 of G4 parameter switch 0D to 0 and bit 1 to 1 4 Reset the machines by switching them off waiting a few seconds then switching back on 5 Place a document in one of the machines dial a number then press Start 6 After you have finished the test...

Page 32: ...e platen cover or ARDF is open while the main machine is communicating with a facsimile machine or the network server or while the machine is accessing the hard disk or memory for reading or writing data 3 1 SERVICE PROGRAM MODE 3 1 1 SERVICE PROGRAM MODE OPERATION The service program SP mode is used to check electrical data change modes and adjust values Entering and Exiting SP mode 1 Press the C...

Page 33: ...ighted Press twice to leave the SP mode return to the copy window to resume normal operation Press any Group number to open a list of SP modes and titles for that group For example to open the SP mode list for SP1 nnn press Group1 If an SP has sublevels click the appropriate button to expand the list Press to scroll the display to the previous or next group Press to scroll to the previous or next ...

Page 34: ...o adjust 3 Use the scrolling buttons in the center of the SP mode window to display the SP number that you want to open then press that number to expand the list 4 Use the center touch panel buttons to scroll to the number and title of the item that you want to set and press The small entry box on the right is activated and displays the default or the current setting below Refer to the Service Tab...

Page 35: ...itch 105 001 016 00 0F Change the bit switches for the protocol settings of the standard G3 board Section 3 2 Bit Switches G3 2 Switch 106 001 016 00 0F Change the bit switches for the protocol settings of the optional extra G3 board Section 3 2 Bit Switches G4 Internal Switch 108 001 032 00 1F Change the bit switches for the optional ISDN Section 3 2 Bit Switches G4 Parameter Switch 109 001 016 0...

Page 36: ... line turn this SP on 103 004 Transmission Disabled If you turn this SP on the machine does not send any fax messages on the G3 1 line PSTN 2 Port Settings 001 Select Line Select the line setting for the G3 2 optional extra G3 line If the machine is installed on a PABX line select PABX PABX GND or PABX FLASH 002 PSTN Access Number Enter the PSTN access number for the G3 2 line 003 Memory Lock Disa...

Page 37: ...0 Resets the bit switches and user parameters Factory setting 104 000 Resets the bit switches and user parameters user data in the SRAM and files in the SAF memory Delete All Speed Dials 001 Speed Dials Enabled 200 speed dials and 1000 quick dials are available when the Fax Function Upgrade Unit is installed 105 002 Speed Dials Disabled 1200 quick dials but no speed dials are available when the Fa...

Page 38: ...all the user files in the SAF memory including confidential messages NOTE Do not use this function unless the customer is having trouble printing confidential messages or recovering files stored using the memory lock feature Journal Print out 001 All Journals The machine prints all the communication records on the report 106 002 Specified Date The machine prints all communication records after the...

Page 39: ... Message Test 110 G3 2 Modem Tests 111 G3 2 DTMF Tests 112 G3 2 V34 S2400baud 113 G3 2 V34 S2800baud 114 G3 2 V34 S3000baud 115 G3 2 V34 S3200baud 116 G3 2 V34 S3429baud 124 IG3 1 Modem Tests 125 IG3 1 DTMF Tests 126 IG3 1 V34 S2400baud 127 IG3 1 V34 S2800baud 128 IG3 1 V34 S3000baud 129 IG3 1 V34 S3200baud 130 IG3 1 V34 S3429baud 131 IG3 2 Modem Tests 132 IG3 2 DTMF Tests 133 IG3 2 V34 S2400baud ...

Page 40: ... Disabled 1 Enabled 1 Confidential RX messages can be printed out without the password Use this bit if the customer forgot the password for the confidential messages Reset this bit to 0 after printing confidential RX messages Technical data printout on the Journal 0 Disabled 1 Enabled 1 Instead of the personal name the following data are listed on the Journal for each G3 communication 2 e g 0000 3...

Page 41: ...ed for communication troubleshooting It shows the content of the transmitted facsimile protocol signals Always reset this bit to 0 after finishing testing If system switch 09 bit 6 is at 1 the list is only printed if there was an error during the communication 7 Not used Do not change the setting G3 Communication Parameters Modem rate 336 33600 bps 168 16800 bps 312 31200 bps 144 14400 bps 288 288...

Page 42: ...Confidential Other Other parameters The following information is shown in 6 bit format Bit 1 is the first bit from the left and bit 6 is at the right end Bit 1 Smoothing 0 Off 1 On Smoothing is disabled in halftone mode Bit 2 CIL printing 0 On 1 Off Bit 3 Not used Bit 4 mm inch conversion 0 Off 1 On Bit 5 Engine type 0 mm 1 inches Bit 6 Document resolution unit 0 mm 1 inches System Switch 01 Not u...

Page 43: ...em can access the machine System Switch 03 SP No 1 101 004 No FUNCTION COMMENTS 0 to 7 Length of time that RDS is temporarily switched on when bits 6 and 7 of System Switch 02 are set to User selectable 00 99 hours BCD This setting is only valid if bits 6 and 7 of System Switch 02 are set to User selectable The default setting is 24 hours System Switch 04 SP No 1 101 005 No FUNCTION COMMENTS 0 2 N...

Page 44: ...es enter the service mode and reset this bit to 1 Otherwise anybody who knows how to enter the key operator mode can transfer confidential messages 6 G3 CSI G4 Terminal ID programming level 0 User level 1 Service level 1 The CSI and Terminal ID can only be programmed by a technician in the user tools The Terminal ID can only be programmed if a Group 4 option is installed This machine does not have...

Page 45: ... the error code on the error report 0 No 1 Yes 1 Error codes are printed on the error reports 4 Not used Do not change the settings 5 Power failure report 0 Disabled 1 Enabled 1 A power failure report will be automatically printed after the power is switched on if a fax message disappeared from the memory when the power was turned off last 6 Conditions for printing the protocol dump list 0 Print f...

Page 46: ... 0 PSTN 1 ISDN If an ISDN unit has been installed this bit determines whether G3 transmissions go out over the PSTN or the ISDN 7 Line used when the machine falls back to G3 from G4 if the other end is not a G4 machine 0 PSTN 1 ISDN This bit switch has no effect if Communication Switch 07 bit 0 is set to 0 System Switch 0B Not used Do not change the factory settings System Switch 0C Not used Do no...

Page 47: ...witch 10 SP No 1 101 017 No FUNCTION COMMENTS 0 to 7 Threshold memory level for parallel memory transmission Threshold N x 128 KB 256 KB N can be between 00 FF H Default setting 02 H 512 KB System Switch 11 SP No 1 101 018 No FUNCTION COMMENTS 0 TTI printing position 0 Superimposed on the page data 1 Printed before the data leading edge Change this bit to 1 if the TTI overprints information that t...

Page 48: ...e right it may overwrite the file number which is on the top right of the page On an A4 page if the CIL is moved over by more than 50 mm it may overwrite the page number System Switch 13 Not used do not change the settings System Switch 14 Not used do not change the settings System Switch 15 SP No 1 101 022 No FUNCTION COMMENTS 0 Not used Do not change the settings 1 Going into the Energy Saver mo...

Page 49: ...elected by the above bit 2 for I G3 transmissions 4 7 Not used Do not change the settings System Switch 17 Not used do not change the settings System Switch 18 Not used do not change the settings System Switch 19 SP No 1 101 026 No FUNCTION COMMENTS 0 5 Not used Do not change the settings 6 Extended scanner page memory after memory option is installed 0 Disabled 1 Enabled 0 After installing the me...

Page 50: ...mory of the communication records for the Journal is full fax communications are still possible But the machine will overwrite the oldest communication records Cross Reference Automatic Journal output User switch 03 bit 7 Number of communication records for the Journal 200 records standard 1000 records with the Function Upgrade unit installed 1 Action when the SAF memory has become full during sca...

Page 51: ...ings 7 RAM initialization after the optional Function Upgrade unit is installed or removed 0 Enabled 1 Disabled When the machine detects that a Function Upgrade unit has been installed or removed the machine shows the following message on the display for the customer Adding Removing FAX Feature Expander causes data loss Turn Main Power Switch off and remove replace it to avoid loss To continue pre...

Page 52: ... the settings 3 Received fax print start timing G3 reception 0 After receiving each page 1 After receiving all pages 4 Received fax print start timing G4 reception 0 After receiving each page 1 After receiving all pages 0 The machine prints each page immediately after the machine receives it 1 The machine prints the complete message after the machine receives all the pages in the memory 5 6 Not us...

Page 53: ...ner Switch 02 SP No 1 102 003 No FUNCTION COMMENTS 0 7 Binary picture processing Threshold for Text mode Normal setting center position This setting determines the threshold value for binary picture processing in Text mode when the scan density setting is at the center The value can be between 01 and FF For a darker threshold input a lower value Default setting 80 H 128 D Scanner Switch 03 Not use...

Page 54: ...odes 4 to 7 MTF filter level Text Photo mode The value can be between 0 Off and F For a weaker threshold input a lower value Default setting 2 This setting is independent from the threshold specified by the copier SP modes Scanner Switch 07 SP No 1 102 008 No FUNCTION COMMENTS 0 to 2 Smoothing filter level Photo mode The value can be between 0 Off and 7 For a weaker threshold input a lower value D...

Page 55: ...eter 07 bit 2 If parallel memory tx is enabled the machine always erases the scanned pages when an original jam occurs The machine then asks the user to retry from the first page even if the parallel memory tx is not actually used 0 The machine displays a message asking the user to put the jammed page back into the original stack and continues scanning The message is displayed for the time period ...

Page 56: ...mm 1 inches This bit determines which resolution unit will be used for scanning a fax message Default setting mm 2 ADF jam alarm display time 0 60 s 1 30 s The bit is only effective when bit 0 of scanner bit switch 0C is 0 This bit determines how long the machine displays the ADF jam alarm after a jam occurred 3 7 Not used Do not change the settings Scanner Switch 0F SP No 1 102 016 No FUNCTION CO...

Page 57: ...0 Disabled 1 Enabled This switch is only effective when user parameter 02 bit 2 printing the received date and time on received fax messages is enabled 1 The machine prints the received and printed date and time at the bottom of each received page 3 7 Not used Do not change the settings Printer Switch 01 SP No 1 103 002 No FUNCTION COMMENTS 0 2 Not used Do not change the settings 3 4 Maximum print...

Page 58: ...x printing 0 Enabled 1 Disabled 4 LCT usage for fax printing 0 Enabled 1 Disabled 0 The paper feed station can be used to print fax messages and reports 1 The specified paper feed station will not be used for printing fax messages and reports Note Do not disable usage for a paper feed station which has been specified by User Parameter Switch 0F 15 or which is used for the Specified Cassette Select...

Page 59: ... 6 mm Cross reference Length reduction On Off Printer Switch 03 Bit 0 Printer Switch 04 SP No 1 103 005 No FUNCTION COMMENTS 0 to 4 Maximum reducible length when length reduction is enabled with switch 03 0 above Maximum reducible length Paper length N x 5mm N is the decimal value of the binary setting of bits 0 to 4 Bit 4 3 2 1 0 Setting 0 0 0 0 0 0 mm 0 0 0 0 1 5 mm 0 0 1 0 0 20 mm default setti...

Page 60: ...ions where communication failure occurred 1 Only destinations where communication failure occurred are printed on the Communication Failure Report 5 7 Not used Do not change the settings Printer Switch 08 Not used do not change the settings Printer Switch 09 Not used do not change the settings Printer Switch 0A Not used do not change the settings Printer Switch 0B Not used do not change the settin...

Page 61: ...Enabled 1 Disabled 0 When page separation has taken place all the pages are reduced with the same reduction ratio 1 Only the last page is reduced to fit the selected paper size when page separation has taken place Other pages are printed without reduction Printer Switch 0F SP No 1 103 016 No FUNCTION COMMENTS 0 to 1 Smoothing feature Bit 1 Bit 0 Setting 0 0 Disabled 0 1 Disabled 1 0 Enabled 1 1 No...

Page 62: ...rmine the compression capabilities to be used in the transmission and to be declared in phase B handshaking of the T 30 protocol 4 Not used Do not change the settings 5 JBIG compression method Reception 0 Only basic supported 1 Basic and optional both supported Change the setting when communication problems occur using JBIG compression 6 JBIG compression method Transmission 0 Basic mode priority 1...

Page 63: ...e This function does not work when dialing is done from the external telephone 4 5 Not used Do not change the setting 6 to 7 Maximum printable page length available Bit 7 6 Setting 0 0 No limit 0 1 B4 364 mm 1 0 A4 297 mm 1 1 Not used The setting determined by these bits is informed to the transmitting terminal in the pre message protocol exchange in the DIS NSF frames Communication Switch 02 SP N...

Page 64: ...f it receives RTN or PIN This bit is ignored for memory transmissions or if ECM is being used 4 7 Not used Do not change the settings Communication Switch 03 SP No 1 104 004 No FUNCTION COMMENTS 0 to 7 Maximum number of page retransmissions in a G3 memory transmission 00 FF Hex times This setting is not used if ECM is switched on Default setting 03 H Communication Switch 04 Not used do not change ...

Page 65: ...annel 0 Fallback disabled 1 Fallback enabled 1 Enable this switch only when G4 communication errors occur because the exchanger connects G4 calls to the PSTN This problem occurs with some types of exchanger 5 Not used Do not change the setting 6 Not used Do not change the setting 7 Not used Do not change the setting Communication Switch 08 Not used do not change the settings Communication Switch 0...

Page 66: ...there were no problems 1 The machine will only send back a Transfer Result Report if there were errors during communication meaning one or more of the End Receivers could not be contacted 4 Printout of the message when acting as a Transfer Station 0 Disabled 1 Enabled When the machine is acting as a Transfer Station this bit determines whether the machine prints the fax message coming in from the ...

Page 67: ...04 are not programmed and Quick Dial 05 is programmed the machine will send the report to Quick 05 Default setting 05 H 5 digits 5 7 Not used Do not change the settings Communication Switch 0D SP No 1 104 014 No FUNCTION COMMENTS 0 to 7 The available memory threshold below which ringing detection and therefore reception into memory is disabled 00 to FF Hex unit 4 kbytes e g 06 H 24 kbytes One page...

Page 68: ...mediate transmission data scanned in inch format are transmitted without conversion In memory transmission data stored in the SAF memory in mm format are transmitted without conversion Note When storing the scanned data into SAF memory the fax unit always converts the data into mm format 1 The machine converts the scanned data or stored data in the SAF memory to the format which was specified in t...

Page 69: ... Tx only Change this bit to 1 when the customer requires 7 G4 Dual communication 0 Enabled 1 Disabled 1 The machine uses only one B channel for communication This enables a customer to occupy another B channel for other purposes such as internet communication Communication Switch 17 SP No 1 104 024 No FUNCTION COMMENTS 0 SEP reception 0 Disabled 1 Enabled 0 Polling transmission to another maker s ...

Page 70: ...e machine detects 0 as the first dialed number it automatically disables V 8 protocol Alternatively if 3 is the PSTN access code set bit 3 to 1 Communication Switch 1C SP No 1 104 029 No FUNCTION COMMENTS 0 to 1 Extension access code 8 and 9 to turn V 8 protocol On Off 0 On 1 Off Refer to communication switch 1B Example If 8 is the PSTN access code set bit 0 to 1 When the machine detects 8 as the ...

Page 71: ...ot used Do not change the setting 6 CED ANSam transmission 0 Disabled 1 Enabled Do not change this setting unless the communication problem is caused by the CED ANSam transmission 7 Not used Do not change the setting G3 Switch 02 SP No 1 105 003 No FUNCTION COMMENTS 0 G3 protocol mode used 0 Standard and non standard 1 Standard only Change this bit to 1 only when the other end can only communicate...

Page 72: ...at 0 in most cases 4 CTC transmission conditions 0 Ricoh mode PPR x 1 1 ITU T mode PPR x 4 When using ECM the machine will choose a slower modem rate after receiving PPR once Ricoh mode or four times ITU T mode This bit is ineffective in V 34 communications 5 Modem rate used for the next page after receiving a negative code RTN or PIN 0 No change 1 Fallback 1 The machine s tx modem rate will fall ...

Page 73: ...bit2 4 to 5 Initial modem type for 9 6 k or 7 2 kbps Bit 5 Bit 4 Setting 0 0 V 29 0 1 V 17 1 0 V 34 1 1 Not used These bits set the initial modem type for 9 6 and 7 2 kbps if the initial modem rate is set at these speeds 6 7 Not used Do not change the settings G3 Switch 06 SP No 1 105 007 No FUNCTION COMMENTS 0 to 3 Initial Rx modem rate Bit 3 2 1 0 Setting bps 0 0 0 1 2 4 k 0 0 1 0 4 8 k 0 0 1 1 ...

Page 74: ...length of wire between the modem and the telephone exchange Use the dedicated transmission parameters for specific receivers Also try using the cable equalizer if one or more of the following symptoms occurs Communication error Modem rate fallback occurs frequently Note This setting is not effective in V 34 communications 2 to 3 PSTN cable equalizer rx mode Internal Bit 3 Bit 2 Setting 0 0 None 0 ...

Page 75: ... 1 0 Medium 1 1 High Use a higher setting if there is signal loss at higher frequencies because of the length of wire between the modem and the telephone exchange Also try using the cable equalizer if one or more of the following symptoms occurs Communication error with error codes such as 0 20 0 23 etc Modem rate fallback occurs frequently Note This setting is not effective in V 34 communications...

Page 76: ...e 0 20 ITU T T 30 recommendation The first line should come within 5 s of CFR 7 Not used Do not change the settings G3 Switch 0B SP No 1 105 012 No FUNCTION COMMENTS 0 Protocol requirements Europe 0 Disabled 1 Enabled 1 Protocol requirements Spain 0 Disabled 1 Enabled 2 Protocol requirements Germany 0 Disabled 1 Enabled 3 Protocol requirements France 0 Disabled 1 Enabled 4 PTT requirements Germany...

Page 77: ...ing V 34 reception 6 Not used Do not change the settings 7 B signal detection time for V 34 polling transmission 0 75 ms default setting 1 65 ms Change this switch only when there are communication errors during V 34 polling transmission to a machine with a Panasonic modem G3 Switch 0E Not used do not change the settings G3 Switch 0F SP No 1 105 016 No FUNCTION COMMENTS 0 Alarm when an error occur...

Page 78: ... receive the extended DIS frames 5 Not used Do not change the setting 6 CED ANSam transmission 0 Disabled 1 Enabled Do not change this setting unless the communication problem is caused by the CED ANSam transmission 7 Not used Do not change the setting G3 2 Switch 02 SP No 1 106 003 No FUNCTION COMMENTS 0 G3 protocol mode used 0 Standard and non standard 1 Standard only Change this bit to 1 only w...

Page 79: ...he modem rate after receiving a PPR if the following condition is met in communications at 14 4 12 0 9 6 and 7 2 kbps NTransmit N send Re NTransmit Number of transmitted frames NResend Number of frames to be retransmitted 1 When using ECM the machine sends a CTC to drop back the modem rate after receiving four PPRs PPR CTC These are ECM protocol signals This bit is not effective in V 34 communicat...

Page 80: ...itch 03 bit2 4 to 5 Initial modem type for 9 6 k or 7 2 kbps Bit 5 Bit 4 Setting 0 0 V 29 0 1 V 17 1 0 V 34 1 1 Not used These bits set the initial modem type for 9 6 and 7 2 kbps if the initial modem rate is set at these speeds 6 7 Not used Do not change the settings G3 2 Switch 06 SP No 1 106 007 No FUNCTION COMMENTS 0 to 3 Initial Rx modem rate Bit 3 2 1 0 Setting bps 0 0 0 1 2 4 k 0 0 1 0 4 8 ...

Page 81: ...h of wire between the modem and the telephone exchange Use the dedicated transmission parameters for specific receivers Also try using the cable equalizer if one or more of the following symptoms occurs Communication error Modem rate fallback occurs frequently Note This setting is not effective in V 34 communications 2 to 3 PSTN cable equalizer rx mode Internal Bit 3 Bit 2 Setting 0 0 None 0 1 Low...

Page 82: ...tion 0 5 s 1 13 s This bit set the maximum interval between EOL end of line signals and the maximum interval between ECM frames from the other end Try using a longer setting if error code 0 21 is frequent 5 Not used Do not change the settings 6 Reconstruction time for the first line in receive mode 0 6 s 1 12 s When the sending terminal is controlled by a computer there may be a delay in receiving...

Page 83: ...omatically reset these bits for each country after a country code System Switch 0F is programmed Change the required bits manually at installation 6 Not used Do not change the settings 7 Not used Do not change the settings G3 2 Switch 0C SP No 1 106 013 No FUNCTION COMMENTS 0 1 Pulse dialing method Bit 1 Bit 0 Setting 0 0 Normal P N 0 1 Oslo P 10 N 1 0 Sweden N 1 1 1 Not used P Number of pulses se...

Page 84: ...ave a protocol dump list of the last communication only This bit is only effective for the dump list D Bch1 1 7 Not used Do not change these settings G4 Internal Switch 04 No FUNCTION COMMENTS 0 2 Not used Do not change these settings 3 Auto data rate change for transmission 64 kbps to 56 kbps 0 On 1 Off 0 The machine automatically changes the transmission data rate from 64 kbps to 56 kbps after 3...

Page 85: ...ernal Switch 0F Not used do not change these settings G4 Internal Switch 10 Dch Layer 1 No FUNCTION COMMENTS 0 5 Not used Do not change these settings 6 INFO1 signal resend 0 Resend 1 No resend 0 Some DSUs may not reply to the INFO1 signal with INFO2 if there is noise in the INFO1 signal accidentally Try changing this bit to 0 to resend INFO1 before the machine displays CHECK INTERFACE 7 Not used ...

Page 86: ... and subaddress to the SETUP signal to the receiver However some networks may require the machine to add this ID and or subaddress Only in this case should this bit be at 1 3 Attachment of the Lower Layer Capabilities 0 No 1 Yes This bit determines whether Lower Layer Capabilities are informed in the SETUP signal Keep this bit at 0 in most cases 4 Attachment of the Higher Layer Capabilities 0 Yes ...

Page 87: ... in the SETUP message In rx mode this determines the information transfer capability that the machine can use to receive a call Set this bit to 1 if the ISDN does not support 3 1 kHz audio 1 2 Not used Do not change these settings 3 4 Channel selection in SETUP in tx mode Bit 4 3 Setting 0 0 Any channel 0 1 B1 channel 1 0 B2 channel 1 1 Not used Any channel When this is informed to the exchanger t...

Page 88: ... from the DSU as a model K200 is connected the machine receives most of the calls because the response time to a call is faster than the K200 If the customer wants the K200 to receive most of the calls adjust the response time using these bits If the customer does not want one machine to receive most of the calls use subaddresses to identify each terminal 2 Action when receiving SETUP signal conta...

Page 89: ...cognized bit 7 of bit switch 17 must be 1 Also bit 0 of the Communication Switch 07 must be at 0 or Fallback from G4 to G3 will be disabled 7 This bit determines whether fallback from G4 to G3 occurs on receipt of one of the CPS codes programmed in bit switch 17 or 18 or on receipt of a certain standard code 0 Fallback occurs on receipt of any of the following CPS codes Universal Euro ISDN 3 18 57...

Page 90: ...ements 1 Channel used in ISDN L2 64k mode 0 B1 1 B2 When making an IDSN L2 back to back test you can select either the B1 or B2 channel with this bit switch 2 7 Not used Do not change the factory settings G4 Internal Switch 1A CPS Code Used for G4 to G3 Fallback 3 No FUNCTION COMMENTS 0 to 6 Condition for fallback from G4 to G3 See the explanation for bits 0 to 6 of bit switch 17 7 Not used Do not...

Page 91: ...information Identify the type of calling terminal and change this bit to 1 if the caller is not a fax machine 2 6 Not used Do not change these settings 7 Signal attenuation for G3 fax signals received from ISDN line 6dB 0 Off 1 On 0 If an analog signal comes over digital line the signal level after decoding by the TE is theoretically the same as the level at the entrance to the digital line Howeve...

Page 92: ...h 07 No FUNCTION COMMENTS 0 to 3 Packet size Bit 3 2 1 0 Value 0 1 1 1 128 1 0 0 0 256 1 0 0 1 512 1 0 1 0 1024 1 0 1 1 2048 This value is sent in the CR packet This value must match the value stored in the other terminal or communication will stop CI will be returned If the other end returns CI check the value of the packet window size with the other party Note that this value must be the same as...

Page 93: ...y do not change the default setting 4 7 Not used Do not change these settings G4 Parameter Switch 0C Not used do not change these settings G4 Parameter Switch 0D No FUNCTION COMMENTS 0 1 Back to back test mode Bit 1 0 Setting 0 0 Off 1 0 ISDN L2 test mode TE mode Other settings Not used When doing a back to back test or doing a demonstration without a line simulator use these bits to set up one of...

Page 94: ...ven Most of these must be changed by RAM read write SP2 102 but some can be changed using NCU Parameter programming SP2 103 104 and 105 if SP2 103 104 and 105 can be used this will be indicated in the Remarks column The RAM is programmed in hex code unless BCD is included in the Unit column NOTE The following addresses describe settings for the standard NCU Change the fourth digit from 5 to 6 e g ...

Page 95: ...05 Denmark 06 06 Finland 07 07 Ireland 08 08 Norway 09 09 Sweden 10 0A Switzerland 11 0B Portugal 12 0C Holland 13 0D Spain 14 0E Israel 15 0F USA 17 11 Asia 18 12 Hong Kong 20 14 South Africa 21 15 Australia 22 16 New Zealand 23 17 Singapore 24 18 Malaysia 25 19 China 26 1A Taiwan 27 1B Korea 28 1C Greece 33 21 Hungary 34 22 Czech 35 23 Poland 36 24 680501 Line current detection time 680502 Line ...

Page 96: ...50F PSTN ring back tone detection time 20 ms Detection is disabled if this contains FF 680510 PSTN ring back tone off detection time 20 ms 680511 PSTN detection time for silent period after ring back tone detected LOW 20 ms 680512 PSTN detection time for silent period after ring back tone detected HIGH 20 ms 680513 PSTN busy tone frequency upper limit high byte 680514 PSTN busy tone frequency uppe...

Page 97: ...0526 PABX busy tone frequency upper limit high byte 680527 PABX busy tone frequency upper limit low byte Hz BCD If both addresses contain FF H tone detection is disabled 680528 PABX busy tone frequency lower limit high byte 680529 PABX busy tone frequency lower limit low byte Hz BCD If both addresses contain FF H tone detection is disabled 68052A Busy tone ON time range 1 68052B Busy tone OFF time...

Page 98: ...0539 International dial tone reset time LOW 68053A International dial tone reset time HIGH 68053B International dial tone continuous tone time 68053C International dial tone permissible drop time If 680538 contains FF the machine pauses for the pause time 68053D 68053E Belgium See Note 2 68053D International dial wait interval LOW 68053E International dial wait interval HIGH 20 ms 68053F Country d...

Page 99: ... closing 1 ms See Notes 3 6 and 8 SP2 103 015 parameter 14 This parameter is only valid in Europe 68054E Minimum pause between dialed digits pulse dial mode See Note 3 and 8 SP2 103 016 parameter 15 68054F Time waited when a pause is entered at the operation panel 20 ms SP2 103 017 parameter 16 See Note 3 680550 DTMF tone on time SP2 103 018 parameter 17 680551 DTMF tone off time 1 ms SP2 103 019 ...

Page 100: ...ternational dial access code Low BCD For a code of 100 68055B F1 68055C 00 68055D PSTN access pause time 20 ms This time is waited for each pause input after the PSTN access code If this address contains FF H the pause time stored in address 68054F is used Do not set a number more than 7 in the UK 68055E Progress tone detection level and cadence detection enable flags Bit 7 Bit 6 Bit 5 dBm 0 0 0 2...

Page 101: ...ote 4 SP2 103 008 parameter 07 680578 Minimum required length of the second and subsequent rings 20 ms SP2 103 009 parameter 08 680579 Ringing signal detection reset time LOW SP2 103 010 parameter 09 68057A Ringing signal detection reset time HIGH 20 ms SP2 103 011 parameter 10 68057B to 680580 Not used Do not change the settings 680581 Interval between dialing the last digit and switching the Oh ...

Page 102: ... Not used Do not change the setting 6805AB CNG on time 20 ms Factory setting 500 ms 6805AC CNG off time 20 ms Factory setting 200 ms 6805AD Number of CNG cycles required for detection The data is coded in the same way as address 680533 6805AE Not used Do not change the settings 6805AF Acceptable AI short protocol tone 800Hz detection frequency upper limit high byte 6805B0 Acceptable AI short proto...

Page 103: ... Hz tone transmission level N 6805BA 0 5N 6805BC dB 6805BD Modem turn on level incoming signal detection level 37 0 5N dBm 6805BE to 6805C6 Not used Do not change the settings 6805C7 Bits 0 to 3 Not used Bit 4 V 34 protocol dump 0 Simple 1 Detailed default Bits 5 to 7 Not used 6805C8 to 6805D9 Not used Do not change the settings 6805DA T 30 T1 timer 1 s 6805E0 bit 3 Maximum wait time for post mess...

Page 104: ...s is used the machine automatically compensates 4 The first ring may not be detected until 1 to 2 5 wavelengths after the time specified by this parameter 5 The calculated level must be between 0 and 10 The attenuation levels calculated from RAM data are High frequency tone 0 5 x N680552 680554 3 5 dBm 0 5 x N680555 dBm Low frequency tone 0 5 x N680552 680554 N680553 3 5 dBm 0 5 x N680555 N680553 ...

Page 105: ... bit 0 of System Bit Switch 00 to 1 2 Press Dest Management in the facsimile standby mode 3 Press Program Change Delete Quick Dial 4 Select the destination key you want to program 5 When the programmed dial number is displayed press Start Make sure that the LED of the Start button is lit as green 6 The settings for the switch 01 are now displayed Press the bit number that you wish to change 7 To s...

Page 106: ...led If communication with a particular remote terminal often contains errors the signal level may be inappropriate Adjust the Tx level for communications with that terminal until the results are better If the setting is Disabled the NCU parameter 01 setting is used Note Do not use settings other than listed on the left 5 to 7 Cable equalizer Bit 7 6 5 Setting 0 0 0 None 0 0 1 Low 0 1 0 Medium 0 1 ...

Page 107: ... 6 AI short protocol 0 Off 1 Disabled Refer to Appendix B in the Group 3 Facsimile Manual for details about AI Short Protocol If the setting is Disabled the bit switch setting is used 7 Not used Do not change the settings Switch 04 No FUNCTION COMMENTS 0 1 Inch mm conversion before tx Bit 1 Bit 0 Setting 0 0 Inch mm conversion available 0 1 Inch only 1 0 Not used 1 1 Disabled The machine uses inch...

Page 108: ... the bit switch setting is used 6 7 ECM during transmission Bit 7 Bit 6 Setting 0 0 Off 0 1 On 1 0 Not used 1 1 Disabled For example if ECM is switched on but is not wanted when sending to a particular terminal use the 0 0 setting Note that V 8 V 34 protocol and JBIG compression are automatically disabled if ECM is disabled If the setting is Disabled the bit switch setting is used Switch 05 Not us...

Page 109: ...of G4 parameter switch 6 bit 4 is used Switch 10 Optional ISDN G4 kit required No FUNCTION COMMENTS 0 Attachment of the Higher Layer Capabilities This bit determines whether Higher Layer Capabilities are informed in the SETUP signal or not 1 Not used Do not change the setting 2 ISDN G3 information transfer capability 0 3 1 kHz audio 1 Speech In tx mode this determines the information transfer capa...

Page 110: ... 680080 to 68008F H G3 bit switches 680090 to 68009F H G3 2 bit switches 6800D0 H User parameter switch 00 SWUER_00 Not used 6800D1 H User parameter switch 01 SWUSR_01 Not used 6800D2 H User parameter switch 02 SWUSR_02 Bit 0 Forwarding mark printing on forwarded messages 0 Disabled 1 Enabled Bit 1 Center mark printing on received copies This switch is not printed on the user parameter list 0 Disa...

Page 111: ...r switch 05 SWUSR_05 Bit 0 Substitute reception when the base copier is in an SC condition 0 Enabled 1 Disabled Bits 1 and 2 Condition for substitute rx when the machine cannot print messages Paper end toner end jam and during night mode Bit 2 1 Setting 0 0 The machine receives all the fax messages 0 1 The machine receives the fax messages with RTI or CSI 1 0 The machine receives the fax messages ...

Page 112: ...On Bit 7 Polling Standby duration 0 Once 1 No limit 6800DC H User parameter switch 12 SWUSR_0C Not used 6800DD H User parameter switch 13 SWUSR_0D This switch is not printed on the user parameter list Bits 0 to 4 Not used Bit 5 Action when receiving a SETUP signal containing no called number and the G4 subscriber number was programmed in this machine 0 Respond to the call 1 Do not respond to the c...

Page 113: ... Other settings Not used Bits 3 and 4 Not used Bit 5 Using the cassette specified by bits 0 1 and 2 above only 0 On 1 Off Bits 6 and 7 Not used 6800E0 H User parameter switch 16 SWUSR_10 This switch is not printed on the user parameter list Bits 0 and 1 Not used Bit 2 Paper size selection priority for an A4 size fax message when A4 LT size paper is not available 0 A3 has priority 1 B4 has priority...

Page 114: ...B5 portrait Tx This switch is not printed on the user parameter list 0 Off 1 On Bit 4 Reduction of sample images on reports to 50 in the main scan and sub scan directions This switch is not printed on the user parameter list 0 Technician adjustment printer switch 0E bits 3 and 4 1 50 reduction Bit 5 Use of A5 size paper for reports This switch is not printed on the user parameter list 0 Off 1 On B...

Page 115: ...the G3 standard analog line for detecting the ringing and on hook dialing 6800F0 to 6800FF H G4 Parameter Switches 680100 to 68011F H G4 Internal Switches 680160 to 68016E H Service station s fax number SP3 101 See 68030C H for the type of network used for this number 68016F to 68017D H Own fax PABX extension number 68017E to 68018C H Own fax number PSTN 68018D to 68019B H Own fax number ISDN G4 6...

Page 116: ... and 4 Dialing type Bit 4 3 Setting 0 0 Pulse dialing 0 1 Not used 1 0 Tone dialing 1 1 Not used Bits 4 to 7 Not used 6802E1 PSTN access number for loop start Access number Hex value to program BCD 0 F0 9 F9 00 00 99 99 6802E2 Bit 0 Transmission disabled 0 Tx and Rx 1 Rx only Bit 1 Memory Lock reception 0 Enabled 1 Disabled Bits 2 to 7 Not used 6802E8 to 6802EA H PSTN 2 line settings 6802F8 to 680...

Page 117: ...onal equipment Read only Do not change the settings Bit 0 Function Upgrade unit 0 Not installed 1 Installed Bit 1 to 3 Not used Bit 4 G3 2 0 Not installed 1 Installed Bit 5 Not used Bit 6 ISDN unit 0 Not installed 1 Installed Bit 7 Not used 680358 to 68036F H G4 terminal ID ASCII Max 24 characters 680370 to 680383 H ISDN CSI 680384 H Number of ISDN CSI characters Hex 680389 to 68038C H ISDN G3 sub...

Page 118: ...low 6803A9 H Control high 6803AA H DSP low 6803AB H DSP high 680406 H Time for economy transmission hour in 24h clock format BCD 680407 H Time for economy transmission minute BCD 680422 H Transmission monitor volume 00 07 H 680423 H Reception monitor volume 00 07 H 680424 H On hook monitor volume 00 07 H 680425 H Dialing monitor volume 00 07 H 680426 H Buzzer volume 00 07 H ...

Page 119: ...tional G3 unit consists of two PCBs G3 board and NCU NOTE Either an extra G3 interface option or an ISDN unit can be installed 2 ISDN unit This allows the fax unit to communicate over an ISDN line NOTE Either an extra G3 interface option or an ISDN unit can be installed 3 Fax Function Upgrade Unit JBIG compression becomes available In addition this expands the system s SRAM capacity to hold progra...

Page 120: ...on and reconstruction DCR DMA control Clock generation DRAM backup control Ringing signal tone detection FBI FACE Bridge Interface Interface between the PCI bus and the FACE DMA control Modem R288F 29 V 34 V33 V17 V 29 V 27ter V 21 and V 8 SG3 ISDN SRAM 256 kB Flash ROM 2 MB Analog Circuit V 34 MODEM Monitor Speaker NCU Function Upgrade Unit 512 kB DIMM 32 MB DRAM 8 MB FBI CPU BUS DMA BUS FCUIF VI...

Page 121: ...oard the flash ROM contains the FCU firmware and the SRAM contains the system data and user parameters Even if the FCU is changed the system data and user parameters are kept on the MBU board ROM 2 MB flash ROM 16 bits x 1 MB for system software storage SRAM The 256 KB SRAM for system and user parameter storage is backed up by a lithium battery Memory back up A lithium battery backs up the system ...

Page 122: ...onnected to a dry line DB1 Also remove DB1 when the machine is connected to a dry line Ring Detection Circuit OHDISW TIP RING T1 T2 TRXD Current Sensor Hook1 Hook0 OHDI SW NCU JP7 JP8 ExRing CML Relay Noise Filter Surge Protection Over current Protection Surge Protection DC Loop L Transformer CMLSW Noise Filter DB1 G307D920 WMF ...

Page 123: ...e L L Asia L L L Low H High CTR21 Common Technical Regulation 21 France Germany UK Italy Austria Belgium Denmark Finland Ireland Norway Sweden Switzerland Portugal Holland Spain Israel Greece TIP RING SHUNT GS T1 R1 TRXD TIP R1 SHUNT GS T1 OHDISW Hook0 RSEL DOSW DCLSW Hook1 ExRing CSEL Ring Detection Circuit Current Sensor Filter 16Hz CML Relay DO Sw GSSW OHDI Sw GS Sw DC Loop CMLLSW Noise Filter ...

Page 124: ...IG interface Flash ROM 512KB 4 Mbit flash ROM for SG3 software storage 512KB 4 Mbit flash ROM for Panasonic modem software storage DRAM 512KB DRAM shared between ECM buffer line buffer and working memory QM coder QM coder for JBIG compression and decompression V 34 Modem Panasonic V 34 modem MN195003MFL DRAM 4MB JBIG M65761 Flash ROM 4MB Program DATA ADDRESS BUS MN195003MFL Modem Flash ROM 4MB Mod...

Page 125: ...P ISDN Communication Control Processor 16 bit CPU which controls the entire board HDLC control Channel select for B channel interface control Codec A D D A converter for ISDN G3 communication LAPD Controller ISDN layer 1 and LAPD control ROM 512 kB 4 Mbit Flash ROM for system software storage DRAM 2MB 16 Mbit DRAM used Flash ROM DRAM ICCP SYSTEM BUS SiG4 CODEC LAPD Controller ISDN Interface Bch Re...

Page 126: ...IDEO DATA PATH 4 3 1 TRANSMISSION NOTE Either an SG3 or an SiG4 option can be installed SCANNER IPU FBI FACE2 Page Memory DCR SAF DCR QM CODER DCR QM CODER Modem SiG4 NCU Modem NCU ISDN G4 ISDN G3 Analog G3 Analog G3 FCU SG3 Option G307D911 WMF ...

Page 127: ...tings programmed in the fax unit s scanner bit switches not the copier s SP modes Then the FCU stores the data in page memory and compresses the data for transmission Either the NCU or SiG4 optional transmits the data to the line JBIG Transmission Memory transmission If the receiver has JBIG compression the data goes from the DCR to the QM coder on the Function Upgrade Unit for JBIG compression Th...

Page 128: ...4 10 4 3 2 RECEPTION NOTE Either an SG3 or an SiG4 option can be installed NCU Modem Analog G3 Analog G3 ISDN G3 ISDN G4 NCU Modem SiG4 SAF DCR Page Memory FACE2 FBI QM CODER CCD DCR DCR QM CODER IPU Printer FCU SG3 Option G307D912 WMF ...

Page 129: ...ferred to the IPU If the optional G3 unit is installed the line that the message comes in on depends on the telephone number dialled by the other party the optional G3 unit has a different telephone number from the main fax board JBIG Reception When data compressed with JBIG comes in on PSTN 1 the standard analog line the data is sent to the Function Upgrade Unit for decompression Then the data is...

Page 130: ...assword The receiver can set up the personal box as a forwarding station any messages entering the box will be forwarded to another station Items to program at the receiving machine Items Note SUB Code Box number Required Box name Required Password SID Optional Receiver 1 forwarding destination Optional Quick Dial Items for the sender to specify when setting up the transmission Items Note SUB Code...

Page 131: ...lso sends a SID code the SID code stored in the receiver must be the same or the communication will be disconnected Items to program at the receiving machine Items Note SUB Code Box number Required Box name Required Password SID Optional Receiver Final destinations Required Quick Dial Items for the sender to specify when setting up the transmission Items Note SUB Code Box number Required must be t...

Page 132: ...ects the document from other people at the same location to print the stored document this password must be input The person who wishes to receive the document does not have to know this PWD code but only has to know the SEP code Items to program at the machine that has the document on standby for polling Items Note SEP Code Box number Required Box name Required Password PWD for printing the store...

Page 133: ...optional ISDN unit or optional extra G3 interface unit is installed communication can take place at the same time through the two or three lines at once Option Available Line Type Available Protocol Combinations Standard only PSTN G3 Extra G3 Interface Unit PSTN PSTN G3 G3 PSTN ISDN G3 G4 ISDN Unit ISDN I G3 G4 ...

Page 134: ...sion many times More than one document and the scanned document can be combined into one file and then the file can be transmitted When using the document server the SAF memory is not used The document is compressed using MMR and stored Up to 2000 pages can be stored from the fax application 1 file Up to 1000 pages with Fax Function Upgrade and Expansion Memory Only documents stored from the fax a...

Page 135: ...RES 4 17 Detailed Descriptions 4 4 4 LAN FAX DRIVER HD CONTROLLER FBI FACE2 DCR Modem NCU DATA ADDRESS BUS To PSTN SiG4 To ISDN FCU Page Memory SAF NIB LAN NIB Fax Driver Application Compressed MMR Fax Number PC Address Book IPU G307D915 WMF ...

Page 136: ...nt MMR data in the page memory on the controller Then the machine decompresses the print data and prints out The decompressed print data is transferred to the FCU and is stored to page memory Even if the Expansion Memory is not installed it is possible to transmit and print the document from the PC with 400 dpi resolution However the data is converted to 200 dpi and printed out if the data is stor...

Page 137: ...ution G3 8 x 3 85 lines mm Standard 8 x 7 7 lines mm Detail 8 x 15 4 line mm Fine See Note1 16 x15 4 line mm Super Fine See Note 1 200 x 100 dpi Standard 200 x 200 dpi Detail 400 x 400 dpi Super Fine See Note 1 G4 200 x 100 dpi Standard 200 x 200 dpi Detail 400 x 400 dpi Super Fine NOTE 1 Optional Expansion Memory required Transmission Time G3 3 s at 28800 bps Measured with G3 ECM using memory for...

Page 138: ...16800 14400 12000 9600 7200 4800 2400 bps Automatic fallback G4 64 kbps 56 kbps I O Rate With ECM 0 ms line Without ECM 2 5 5 10 20 or 40 ms line Memory Capacity ECM 128 KB SAF Standard 2 MB With optional Expansion Memory 26 MB 2 MB 24 MB Page Memory Standard 4 MB Print 2 MB Scanner 2 MB With optional Expansion Memory 12 MB 4 MB 8 MB Print 8 MB Scanner 4 MB ...

Page 139: ...Specific Senders 30 50 The following table shows how the capabilities of the document memory will change after the optional Fax Function Upgrade Unit and the Expansion Memory are installed Without the Expansion Memory With the Expansion Memory Memory Transmission file 400 400 Maximum number of page for memory transmission 400 1000 Memory capacity for memory transmission Note Without the Fax Functi...

Page 140: ... board 6 CCUIF 9 Optional NCU board Item Machine Code No Remarks Fax Option G307 1 2 3 G3 Interface Unit G324 6 8 9 ISDN Option G325 6 7 Either a G3 interface unit or an ISDN interface unit can be installed Fax Function Upgrade Unit A892 4 Used in common with Stinger C A C2 and R C2 Handset B433 USA only Marker H903 Refill ink for the stamp Expansion Memory 5 Used in common with R C2 G307I107 WMF ...

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Ricoh G307, Service Manual

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