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Reference Information

Samsung Electronics

3-5

3-3. Recommended Test Equipment

Samsung recommends the following equipment when servicing the Laser Printer.

Digital Multimeter

Oscilloscope

High Voltage Probe

DCU (Diagnostic Control Unit)

A digital multimeter with attached LED or LCD 4-digit Panel

A digitizing oscilloscope which can measure more than 100MHz

A high voltage probe which can measure about less than 10KV

DCU can be supplied from Samsung which can easily shows the engine’s

error status

Table 3-4-1 Equipment List

Figure 3-4-1 DCU

LBP DIAGNOSTIC CONTROL UNIT

DIAGNOSTIC MODE INDICATOR

04 DEV 300

DEV 350

DEV 350

05 LSU READY

LSU MT & LD

LSU MOTOR

07 PAPER EMPTY

PAPER WIDTH

NEW CRU

08

EXIT SENSOR

FEED SENSOR

09 COVER OPEN
10 OVER HEATING 

PRINTING TEMP.

READY TEMP.

ON

STATUS

SELF
TEST

DIAGNOSTIC

OFF

DIAGNOSTIC CODE

00 MAIN MOTOR OPERATING SYSTEM
01 MAIN HIGH VOLTAGE ON
02 TRANSFER HIGH VOLTAGE(-) ON
03 THV(+) REFERENCE ON
04 DEV/SUPPLY HIGH VOLTAGE/PTL ON
05 LSU OPERATING SYSTEM
06 PICKUP CLUTCH ON
07 PEMPTY/PWIDTH/NEW CRU TEST
08 FEED & EXIT SENSOR TEST
09 COVER OPEN SENSOR TEST
10 FUSER TEST
11 HOT BURN TEST
12 CLEANING MODE PRINT
13 THV(+) TRIGGER ALL HV & FAN ON
14 THV(+) REFERENCE ON

NORMAL STATUS CODE

61 WARM UP

00 READY(LEGAL)
01 READY(LETTER)
02 READY(A4)
03 READY(EXECUTIVE)
04 READY(B5)

20 PRINT START
30 FEED SENSOR ON
40 FEED SENSOR OFF
50 PAPER 

OUT

69 SLEEP MODE

ERROR STATUS CODE

60 OPEN FUSER ERROR
62 LOW TEMPERATURE ERROR
68 OVER HEATING ERROR
64 COVER OPEN ERROR
70 NO PAPER
71 PAPER JAM 0
72 PAPER JAM 1
73 PAPER JAM 2
95 LSU NOT READY

DIAGNOSTIC
MODE

TO ENTER DIAGNOSTIC MODE, PUSH THREE BUTTONS SIMULTANEOUSLY
AND TURN THE PRINTER POWER ON.

DOWN

UP

SHIFT

STOP

ENTER

SEC CODE : ML+5000KC/XRX

Summary of Contents for ML-6050

Page 1: ...050 QwikLaser 6050 LASER PRINTER CONTENTS 1 Precautions 2 Specifications 3 Reference Information 4 Disassembly and Reassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 Electrical Parts List 8 Schematic Diagrams MANUAL ...

Page 2: ... Samsung Electronics Co Ltd Mar 1999 Printed in Korea P N JC68 00072A Rev 1 00 ELECTRONICS ...

Page 3: ...ord and that the total ampere ratings for all of the products using the extension do not exceed the extension cord ampere rating Also make sure that the total of all products plugged into the wall outlet does not exceed 15 amperes 10 Do not allow anything to rest on the power cord or data communications cable 11 Unplug this printer from the wall outlet before cleaning Do not use liquid cleaners or...

Page 4: ...tential shock 2 After removing ESD equipped assembly place it on a conductive surface such as aluminum foil to prevent accumulation of an electrostatic charge 3 Do not use freon propelled chemicals These can gen erate electrical charges sufficient to damage ESDs 4 Use only a ground tip soldering iron when soldering or desoldering ESDs 5 Use only anti static solder removal device Some sol der remov...

Page 5: ...rchange motor_pa motor_pb mpx neg od OSC OUT pba pcb pix Pmotor pos pot ppm PRINT psync pwr Q_Lamp qty READY sw tach thvea Vcc VDI VDO vert Vp p VR mm LED LSU MHV MPU Motor phase A Motor phase B multiplex negative open drain oscillator output printed board assembly printed circuit board picture LSU motor on positive or position potential print pages per minute Print command page synchronization po...

Page 6: ... parts can be damaged by sudden heating Preheat the part at about 100 o C for several minutes before installing it 3 Use a soldering tip temperature of about 240 o C For larger parts use a slightly higher temperature about 280 o C 4 The thin 0 3mm solder for miniature parts does not contain adequate flux Supplementary flux is thus needed in most cases Computer OA and A V systems are manufactured u...

Page 7: ...n on the board A clean pattern for installing the new part is very INSTALLING 1 Clean the area where the new part is to be mount ed 2 Apply a water soluble flux 3 Set part correctly into position and prevent is from shifting 4 Bring the soldering iron tip close to the part contact without actually touching it Melt thin 0 3mm sol der between the tip and part so that it flows into the part contact 5...

Page 8: ...art so that it flows into the part contact 3 2 6 Chip ICs TYPES The types of chip ICs are as follows 1 SOP Small Outline Package IC 2 SSOP Shrink Small Outline Package IC 3 VSOP Very Small Outline Package IC 4 QFP Quad Flat Package IC 5 VQFP Very Quad Flat Package IC 6 PLCC Plastic Leaded Chip Carrier IC 7 TSOP Thin Small Outline Package IC REMOVING 1 Using special desoldering iron a Select the ti...

Page 9: ...TING TEMP READY TEMP ON STATUS SELF TEST DIAGNOSTIC OFF DIAGNOSTIC CODE 00 MAIN MOTOR OPERATING SYSTEM 01 MAIN HIGH VOLTAGE ON 02 TRANSFER HIGH VOLTAGE ON 03 THV REFERENCE ON 04 DEV SUPPLY HIGH VOLTAGE PTL ON 05 LSU OPERATING SYSTEM 06 PICKUP CLUTCH ON 07 PEMPTY PWIDTH NEW CRU TEST 08 FEED EXIT SENSOR TEST 09 COVER OPEN SENSOR TEST 10 FUSER TEST 11 HOT BURN TEST 12 CLEANING MODE PRINT 13 THV TRIGG...

Page 10: ...erating 6 Example Select numbers 13 and 14 to adjust the electrophotography trigger voltage 7 To end operation press SHIFT and STOP keys 3 4 2 DCU Diagnostic Mode The DCU is used to diagnose the printer malfunction status 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 MAIN MOTOR OPERATING SYSTEM MAIN HIGH VOLTAGE ON TRANSFER HIGH VOLTAGE ON THV REFERENCE ON DEV SUPPLY HIGH VOLTAGE PTL ON LSU OPERATI...

Page 11: ...tte 2 Replace OP2 sensor photo interrapter 3 Check if the feed clutch works properly 4 If abnormal replace the feed clutch or Q4 on the engine board 71 1 Make sure that paper is loaded in the cassette 2 Check for pick up unit If it is heavily worn replace it with new one 3 Replace OP1 sensor 72 73 1 Make sure that the paper being used meets the specification 2 Check if there is a paper jam in the ...

Page 12: ...Reference Information 3 8 Samsung Electronics Memo ...

Page 13: ...heet tray one option 250 sheet Drawer 70 seconds or less 23 C 50 14 seconds or less Fast Mode AC100 120V 220 240V 15 50 60Hz 3 300W Printing Avg 14W pring sleep During Sleep Max 28 W Less than 30W during 1 hour when it turned on C UL TUV FCC CDRH CE CB Samsung Electronics 2 1 2 Specifications Note It is subject to change without notice Item Engine Print Speed Resolution Source of Light Print Metho...

Page 14: ... Fusing System Temperature Pressure Ozone Emission Less than 0 1 PPM PCL5e PCLXL compatible with HP LaserJet 5P 1 bitmap 45 scalable 35 intelligent 10 truetype ARM7 KS32C6100 Standard 4M byte 16M bit x 2 Option SIMM Module 4 8 16 32M byte Refer to Operator s Guide for instructions on SIMM installation 2M byte 8M bit x 2 Program Flash Memory 512 bytes Bidirectional Parallel Standard IEEE 1284 COMPA...

Page 15: ...artridge to direct room light or sun light and be careful not to scratch the drum surface 2 Turn the power switch off 3 Unplug all the cables from the printer 4 Replace with only an authorized component 5 Do not force to open or fasten a plastic material component 6 Be careful no obstacles are included when you reassemble components 7 When you reassemble components be careful small size components...

Page 16: ...onics 4 2 Transfer Roller 1 Press the cover open switch and raise the printer cover 3 Pull the roller slightly to the right to release the left end of the roller then take it out 2 Use a phillips screwdriver to release the right end of the roller ...

Page 17: ...the cover located at the right side of the printer 2 Remove one screw Slide the shield cover in the direction of OPEN arrow marked on the cover then remove the cover 3 Unplug two connectors from the board 4 Remove three screws securing the board and pull the board out of the printer ...

Page 18: ...nics 4 4 Panel Board 1 Press the cover open switch and raise the printer cover 2 Remove the panel cap 3 Unplug one connector from the panel board 4 Remove three screws from the board and remove the board 5 Remove the Window LED and button panel LED ...

Page 19: ...se bracket and take the bracket out 2 Remove one ground screw 3 Remove two screws securing the pickup assembly and take the assembly out Push the solenoid if you have difficulty to remove the pickup assembly 4 Check the pickup rubber wear If the rubber is heavily worn replace it with a new one Squeeze this tab to remove the rubber ...

Page 20: ...r 1 Before you remove the cover you should remove Controller Board see page 4 3 2 Remove two screws at the back of the printer 3 Open the printer cover and remove two screws 4 Remove the panel cap inside the operator panel 5 Unplug one connector from the panel board ...

Page 21: ...inter Note that the power switch is properly released from the cover 4 7 LSU 1 Before you remove the LSU you should remove Controller Board see page 4 3 Main Cover see page 4 6 2 Remove two screws securing the fuser cover and remove the fuser cover 3 Remove three screws and remove the LSU Then unplug two connectors from the LSU ...

Page 22: ...rd see page 4 3 Main Cover see page 4 6 Fuser Cover see page 4 10 2 Remove three screws and remove the bracket 3 Remove two screws unlatch the exit tray and take it out 4 If you want to remove the roller shaft unlatch both ends of the shaft and take it out 5 If you want to remove the exit rollers sqeeze the bottom of roller and take it out ...

Page 23: ...o replace the fan take the fan out 4 Remove seven screws securing the drive assembly from the gear bracket and remove the drive assem bly and motor drive board Unplug one connector from the board 5 If you want to remove the motor from the drive assembly remove three gold screws securing the motor assembly to the gear bracket 6 Remove the motor assembly Remove two screws securing the motor to the m...

Page 24: ... the fuser you should remove Controller Board see page 4 3 Main Cover see page 4 6 2 Remove three screws and remove the bracket 3 Remove two screws from the SMPS bracket 4 Remove the exit actuator Unplug two connectors Exit Actuator 5 Remove four screws and remove the fuser assembly ...

Page 25: ...ve the thermistor from the fuser assembly 1 Release the wire from the three holders 2 Remove one screw then take the thermistor out Note When you reassemble the thermistor make sure that it puts in place To remove the halogen lamp from the fuser assembly Remove one screw Note When you reassemble the halogen lamp make sure that it is inserted into the slot properly ...

Page 26: ...d see page 4 3 Main Cover see page 4 6 3 Remove one screw from the engine board 4 Turn the printer over Remove six screws from the left and the right base brackets and take them out 2 Remove the SMPS bracket as described in 4 10 Fuser and unplug four connectors 5 Remove three screws securing the ICU ground and remove the ICU ground 6 Remove one ground screw ...

Page 27: ...nplug all connectors from the PCU shield and remove the shield 8 While you push the stopper to release the PCU shield take the PCU shield out of the printer To replace HV terminals Remove the terminals Note When you replace with new ones be careful that they are inserted in place Stopper HV terminals ...

Page 28: ... and take it out To replace the paper empty sensor Take the sensor out while you push the both ends of the sensor inward To replace the pickup sensor Take the sensor out while you push the both ends of the sensor To replace the cover open sensor Remove the spring and take it out Paper empty sennsor ...

Page 29: ...and push down the points as shown to unlatch the actuator 2 Turn the unit over and remove the actuator To remove the transfer guide Remove four screws and take the guide out M3 x 8 To replace the PTL module Release the three tabs latching the sensor using a phillips screwdriver then push the sensor down ...

Page 30: ... roller bushings left and right Release each tab latching the left and right holder then push the holder down To replace the thermistor assembly Remove one screw and remove the thermistor assembly Note When you reassemble the thermistor assembly make sure that it puts in place ...

Page 31: ...ssembly Samsung Electronics 4 17 4 12 ROM 1 Press the cover open switch and raise the printer cover 2 Remove the ROM cover 3 Replace ROM using the specified jig Note When you install a new ROM be careful for the direction ...

Page 32: ...Disassembly and Reassembly 4 18 Samsung Electronics Memo ...

Page 33: ...printing Black vertical stripes Model ML xxxx Check 1 Developer cartridge 2 Transfer roller 3 Charge roller Cause 1 Defective develop roller or bad blade of toner cartridge 2 Defective transfer roller or charge roller Solution 1 Replace the toner cartridge if defective 2 Replace the roller defective Remark Others ...

Page 34: ... toner particles between the developer roller and blade 3 If the fuser is defective voids occur periodically at the top of a black image Solution 1 Clean the LSU window with a recommended cleaner or replace the LSU window 2 Replace the developer cartridge if defective 3 Open rear cover and check ribs in the fuser for contamination Clean if necessary Remark Use LSU cleaner dated after January 1997 ...

Page 35: ...veloper cartridge Cause 1 Bad contacts of the voltage terminals to developer 2 The rollers may be stained with toner particles Abnormal image periodicity 37 7 mm Charge roller 31 3 mm Supply roller 94 2 mm OPC drum 46 mm Develop roller non periodical Blade Solution 1 Check all voltages and adjust as necessary 2 Check for terminal contacts and replace the cartridge if necessary Remark Others ...

Page 36: ... interval 2 If faded areas or voids occur in a black image at intervals of 94 mm or black spots occur elsewhere the OPC drum surface is damaged 3 If a black image is partially broken the transfer voltage is abnormal or the transfer roller s life has expired Solution 1 Run OPC cleaning to remove excess toner and paper particles on the charge roller and OPC drum Repeat 2 or 3 times Run the self test...

Page 37: ... 4 Bad contact of supply roller and abnormal supply voltage Solution 1 Check the weight of the developer cartridge and replace if necessary When the cartridge is almost used up the weight will be as follows ML 6000D5 960 grams 20 grams 2 In low temperature wait 30 minutes after printer is powered on before you start printing 3 Check if the hopper gear is visible from the side of the developer If n...

Page 38: ...diagnostic mode 01 to measure the voltage 2 No power to the supply roller Solution Check the following parts and replace if defective U201 KA324 Q211 C1008 T202 Transformer resistors and diodes in the output and feedback area Remark Check the charge voltage MHV at U201 while operating 10 9 2 5 2 9V 8 5 5 8 5V while idling 9 2 7V 10 8 0V Q201 operating voltage Base 2 2 5V Emitter 0 1V Collector 30 ...

Page 39: ...U diagnostic mode 04 to measure the voltage 2 Direct strong light may be entered into the manual feed slot Solution 1 Check the following parts U201 KA324 Q204 D526 Y T204 Transformer U203 SN7407N resistors diodes in the output and feedback area 2 Check if contrast mode is set to Light If not change the install position of the printer or attach OPC cover sheet P No JC72 49093A Remark Bias and supp...

Page 40: ...ution 1 1 Check the following parts U201 KA324 Q211 C1008 Q201 D526 Y T202 U203 SN7407N resistors diodes in the output and feedback area 1 2 Clean the high voltage terminal on the engine and its PBA 1 3 Refer to the following information U201 KA324 s pin 12 13 2 5 2 9 V pin 14 5 5 8 5 V For standby pin 13 2 7V pin 12 14 0V Q201 s operating voltage base 2 2 5 V emitter 0 1 V collector 30 60 V U203 ...

Page 41: ...oard Cause 1 No supply or bias voltage at the engine board Perform DCU diagnostic code 04 to measure the voltage Solution 1 1 Check the following parts U201 KA324 Q204 D526 Y T204 U203 SN7407N resistors diodes in the output and feedback area 1 2 Refer to the following information U203 7407N s pin 1 pulse input pin 2 pulse output Remark Others ...

Page 42: ...r than normal normal supply voltage 570 630V normal bias voltage 350 485V Solution 1 1 Check the following parts U201 KA324 Q204 D526 Y T204 U203 SN7407N resistors diodes in the output and feedback area 1 2 Refer to the following information U203 7407N s pin 9 pulse input pin 8 pulse output 1 3 Check developer contacts for contamination by toner particles Remark Others ...

Page 43: ...ressure force on the left and right springs of the transfer roller is not even left 450 gf right 600 gf the springs are damaged the transfer roller is improperly installed or the transfer roller bushing or holder is damaged 2 The toner level is not even on the developer roller due to the bad blade Solution 1 Replace defective holder or springs Adjust the transfer voltage 2 Replace the developer ca...

Page 44: ...ply and or bias voltage 1 3 No transfer voltage 2 Unauthorized recording paper has been used 3 Abnormal ambient temperature or humidity 4 Defective develop roller Solution 1 1 Refer to Error Code 1 060 1 2 Refer to Error Code 1 061 1 3 Refer to Error Codes 1 090 and 1 091 2 Use a recommended type of recording paper 3 If the printer is under abnormal ambient condition for a long time print errors m...

Page 45: ... board and or developer 2 Transfer roller lifetime has expired 3 No using recommended recording paper 4 The Pre Transfer Lamp Refer to 18 on page 6 6 Solution 1 Open top cover and disassemble the unit and clean contamination components 2 After replacing the transfer roller make sure the transfer voltage is normal 3 Use a recommended type of recording paper 4 Check for the PTL operation and if requ...

Page 46: ...2 Model ML xxxx Check Operating environment Cause 1 Abnormal low temperature and humidity In this case ghost occurs on the entire page and the print density is too light Solution 1 If the operating temperature and relative humidity are too low try waiting about 1 hour after power on before using printer Remark Others ...

Page 47: ...age 1250 1450V with 660 Mohm load 2 The transfer voltage may be abnormal when performing DCU 13 with 660 Mohm load on the transfer voltage output Normal voltage 2200V 30 30V DCU 14 3250 3350V DCU 13 Solution Check the following parts U201 KA324 Q207 A708 Q202 KSD526 Y T201 U203 SN7407 resistors or diodes in the output and feedback area Remark Others In case of no minus transfer output voltage imag...

Page 48: ...2 Engine board Cause 1 When printing on card stock or transparencies higher transfer voltage is required Select Thick Mode on paper type menu from the software application 2 Defective transfer voltage terminal in the engine board Solution 1 Select Thick Mode on paper type menu from software application to print on card stock or transparencies 2 If the transfer voltage in the engine board is out of...

Page 49: ...l ML xxxx Check Fuser Cause The heat roller and pressure roller in the fuser are contaminated with toner or paper particles Solution Open the rear cover and check if the heat roller is stained If stained disassemble the fuser and clean the rollers with soft cloth dampened with alcohol If ghost still occurs replace the fuser Remark Others ...

Page 50: ...host 6 Model ML xxxx Check 1 Developer cartridge Cause 1 The life of the developer may be expired 2 Abnormal transfer voltage or bad contact of the transfer roller Solution 1 Measure the weight of the developer and replace if the weight is less than 960g 20g 2 Check the supply voltage and adjust if necessary Check for the contact Remark Others ...

Page 51: ...image prints light or gradually light at intervals of 49 mm the transfer roller is defective 3 If there is a partial blank image on left and right side of the page 1 The life of the transfer roller has expired 2 Abnormal transfer voltage 3 The life of the developer has expired Solution 1 Replace the defective components 2 Replace the transfer roller 3 1 Replace the transfer roller 3 2 Measure the ...

Page 52: ...kage due to improperly sealed developer 2 Transfer roller length is out of spec 218 mm or the roller is defective 3 The inside of the unit is contaminated with toner or paper particles Solution 1 Clean the unit thoroughly If problems still occurs replace the developer 2 If the roller is shorter than the recording paper or the roller is severely stained replace the roller 3 Clean the contaminated c...

Page 53: ...ervals Stains on back of page Model ML xxxx Check Transfer roller Cause 1 Transfer roller is contaminated 2 Abnormal transfer voltage or cleaning voltage 3 Defective transfer roller Solution 1 Clean the transfer roller thoroughly Replace if contaminated severely 2 Adjust the voltages 3 Replace if necessary Remark Others ...

Page 54: ...t Model ML xxxx Check 1 Bad ground contacts in OPC and or developer 2 Seal tape on the cartridge Cause 1 GND OPC is not well grounded 2 Seal tape is not removed 3 Low toner Solution 1 Repair or replace the GND terminal 2 Remove the seal tape 3 Shake the toner cartridge and print Or replace with new one Remark Others ...

Page 55: ...ng DCU If blank page prints the control board is defective If the printer works normally refer to next solution 2 If the control board is defective check the connection on the control board QP1700 pin 125 and 202 2 If blank page is printed one time or continuously check that the video controller oscillates properly at 47 7789 MHz lower than 0 75V higher than 3 5V 3 If blank pages prints continuous...

Page 56: ... Control board Cause 1 Bad connections of port 2 Defective oscillators in the video controller 3 Defective CPU in the video controller Solution 1 Check that the port and related parts are properly connected or soldered 2 Check the oscillators 47 7789 MHz 50MHz on the video controller 3 Replace the CPU on the video controller Remark Others ...

Page 57: ...on When printing on xerographic paper from cassette the printed image is diffused Poor fusing grade 1 Model ML xxxx Check Engine board Cause Defective the fuser Heat lamp control circuit in the engine board Solution Refer to solution 2 1 under Error Code 3 011 Remark Others ...

Page 58: ...u setup 2 Engine board Cause 1 When printing on card stock or transparencies higher transfer voltage is required 2 Defective transfer voltage circuit in the engine board Solution 1 1 Select Thick Mode on paper type menu from the software application to print on card stock or transparencies 1 2 Check the fuser control circuit Refer to Solution 2 1 under Error Code 3 011 2 Check the transfer voltage...

Page 59: ...nsor actuator 2 Skew Bad LSU assembling Uneven pressure force of the pick up ass y Defective mechanical parts 3 Top margin Early feeding by the solenoid Wrong OP1 sensor position Wrong video controller connection Solution 1 Replace the defective actuator 2 Reassemble or replace the LSU Reassemble or replace the pick up ass y Reassemble or replace the defective mechanical parts for example Bracket ...

Page 60: ...age 6 14 Solution 1 Check for the solenoid driving circuit using DCU diagnostic mode 06 1 Check for 24V input on D1 cathode If 24V is not present check Q4 If they work normally check for 24V output from SMPS 2 Measure the feed clutch resistance Replace if not approximately 60 ohms 3 Check Q4 if Q4 is OK the collector and base should be 0V and 0 7V DC to GND respectively 2 Check for Feed sensor OP1...

Page 61: ...ed sensor OP1 on the engine board may be defective If paper is stopped in just front of fuser 1 1 Feed sensor OP1 or feed actuator may be defective 1 2 Exit sensor OP3 or exit actuator may be defective 2 In case of multi feeding refer to Error Code 2 050 Solution 1 1 Check the feed sensor OP1 Refer to Error Code 2 020 Replace the feed actuator if defective 1 2 Check OP contacts In operating mode U...

Page 62: ...and close it If Jam 2 occurs after the paper is completely fed out of the printer the exit sensor contact may be bad or the exit sensor actuator may be deformed Solution 1 1 Check if the exit sensor actuator is defective and replace if required 1 2 Check the exit sensor OP3 contact and related parts Refer to Error Code 2 030 2 If the paper is stuck in the fuser disassemble the fuser and remove the...

Page 63: ... the feed clutch coil If below 40 ohm normal 55 60 ohm replace 1 2 Check Q4 C E short and replace as necessary If C and E are shorted multiple sheets of paper feed when the printer powers on 1 3 Check if the solenoid spring is returned to the original state Replace if the return force is weak 2 If the clutch works properly but the armature does not engage the pick up housing in the pick up ass y b...

Page 64: ... 2 If thermistor is open check the wire If the wire is good check Q8 Q8 collector should be 0 2V base 0 7V 2 1 Check Q3 and its related parts in the order shown below 1 Check Q3 C E B E B C and replace if shorted If the voltage between B and E is below 0 7V replace the transistor 2 When lamp is on if the base is 0V check CPU pin 38 3 When lamp is on if the collector is 0V with lamp off check PC151...

Page 65: ... is defective 3 Overheat circuit is not operating properly Solution 1 1 Check if the thermostat is open and replace 1 2 Check if the thermistor sensor is in place and replace if required 2 1 R57 and R58 3 3k and 1k respectively Check if R57 and R58 are 3 3K and 1K respectively 2 2 Replace Q3 if C and E are short 2 3 Replace PC151 if pin 4 and 6 are short 2 4 Replace Q101 if T1 and T2 are short 3 C...

Page 66: ...lace LSU If you cannot solve the problem after you replace LSU follow the steps below 1 When you press ENTER key with DCU code 05 if the LSU motor does not run check U205 pin 5 pin 6 If U205 pin 5 and pin 6 are normal check CPU pin 40 and the related parts If the motor drives properly and CPU pin 25 is not below 0 5V replace R51 and CPU 2 When you press UP key with DCU code 05 if ON and OFF lamps ...

Page 67: ...efer to 52 on page 6 6 2 Engine board Cause 1 Empty actuator may be defective 2 Photo sensor OP2 on the engine board may be defective Solution 1 Replace the defective actuator 2 1 U6 74HC245 pin 15 should be over 3 5V when OP2 sensor is blocked and below 0 7V when the sensor is not blocked 2 2 One end of R24 in the transmitter of OP2 should be 5V and the other end 1 2V 2 3 If the related resistors...

Page 68: ...ge 6 6 Cause 1 The hook lever may be defective 2 Malfunction of the circuit containing the micro switch SW151 and its related parts on the engine board 3 Defective actuator cover open Solution 1 Replace the hook lever if defective 2 Check SW151 and its related parts 2 1 Check SMPS 24V output 2 2 Check D4 anode when SW151 is pressed D4 anode will be below 3 5V when SW151 is open Check for R38 and R...

Page 69: ...een the engine and control boards 2 1 Check if the engine board works properly when the printer resets U5 pin 1 should be below 0 7V for about 122 ms after power is on then remain over 3 5V Check U5 pin 2 approx 3 8V If so check R54 or R55 Check U5 pin 3 approx 4V If so check R53 or R56 or C35 If the voltages are normal and U5 pin 1 is below 0 7V replace U5 If all are normal check CPU pin 55 If OK...

Page 70: ...ing Error code 3 060 Fault Description When printing error message is printed out Memory Overflow Model ML xxxx Check Control board Cause Insufficient printer memory Solution Install optional SIMM memory in the control board Remark Others ...

Page 71: ... to 12 on page 6 6 Cause 1 Motor harness or CN104 may be defective 2 U1 defective in the sub motor board Solution 1 Check the motor harness replace it if defective 2 1 Perform DCU diagnostic code 00 and check the motor operation 2 2 With DCU code 00 check for pulse at U1 pin 8 and pin 13 Or check the related parts 2 3 With DCU code 00 check U1 pin 4 and pin 17 are over 4V If the pins are below 1V ...

Page 72: ...U motor Main motor bracket Fan Developer Fuser gear Cause 1 Defective LSU motor and main motor bracket or defective harness 2 Foreign materials in the fuser gear or developer Solution 1 1 Replace the LSU if defective 1 2 Check the main motor bracket or its wiring harness 1 3 Check pick up ass y rolls 2 Reassemble or replace the fuser and developer if defective Remark Others ...

Page 73: ...use F151 4 Defective fuse F101 5 BD101 short Check for the resistance value of Q102 6 Defective U101 Solution 1 Check the connection between engine and control boards and replace if defective 2 Check the connection between control board and operator panel If defective replace the harness 3 Check F151 on the engine board If open measure the resistance between 5V and ground If it is below 50 ohm it ...

Page 74: ...rved Vertical line getting curved Model ML xxxx Check LSU Engine board Cause 1 For LSU 24V supply is unstable in the engine board 2 Difference according to LSU vendors Solution Check the capacitor between CN 3 pin 5 and 24V is 100nF Check the resistor R63 12 1Kohm Replace LSU Replace the main board Remark Others ...

Page 75: ...sly on All LEDs On Model ML xxxx Check Fuser LSU Engine board Cause 1 Fuser error 2 LSU error 3 Bad connection between engine board and control board Solution 1 Replace the fuser 2 Replace the LSU 3 Check the wiring between the engine board and the control board 4 Replace engine board Remark Others ...

Page 76: ...ting Fault Description When printing image is irregular Jitter Model ML xxxx Check LSU Motor bracket Cause 1 LSU hexahedron period 2 Defective motor bracket gears Solution 1 Replace the LSU 2 Replace the motor bracket ass y Remark Others ...

Page 77: ...ain Exploded View 6 2 Cover Exploded View 6 3 Frame Exploded View 6 4 Fuser Exploded View 6 5 Drive Assembly Exploded View 6 6 Pick Up Exploded View 6 7 Cassette Exploded View 6 8 Second Cassette Exploded View Option 6 9 Second Cassette Frame Exploded View Option ...

Page 78: ...Exploded Views and Parts Lists 6 2 Samsung Electronics 6 1 Main Exploded View 4 1 5 8 6 7 9 3 11 12 13 2 14 10 ...

Page 79: ...MAIN JC96 01099A 1 O 6 ELA DEVE UNIT ML 6000D5 1 X 7 UNIT LSU JC59 10507A 1 O 8 ELA HOU CVR_MAIN JC96 01365A 1 O 220V JC96 01364A 1 O 110V 9 ELA HOU FUSER_220 KR JC96 01280A 1 O 10 ELA HOU CONTROLLER_K JC96 00982A 1 O 220V JC96 00982B 1 O 110V 11 PRO COVER_SIMM JC72 41224A 1 O 12 IPR SHIELD SIMM JC70 10234A 1 O 13 MEC BRKT BASE JC75 10920B 1 O 14 ELA HOU ENG B D 220 JC96 01228A 1 O 220V ELA HOU EN...

Page 80: ...Exploded Views and Parts Lists 6 4 Samsung Electronics 6 2 Cover Exploded View 6 5 20 21 22 23 24 1 2 3 18 17 14 8 25 12 9 10 11 19 4 4 7 7 13 16 15 12 1 0 ...

Page 81: ...2 X 9 PAD DUMMY JC73 30912A 2 X 10 BRUSH ANTI JC74 40902A 1 X 11 GROUND ANTI JC70 11057A 1 X 12 GUIDE DUMMY JC72 41111A 2 X 13 COVER EXIT JC72 41221A 1 X 14 LOCKER EXIT JC72 41286A 1 X 15 SCREW TAPTITE 6003 000196A 1 X 16 COVER MAIN JC72 41214A 1 X 17 BUTTON C O JC72 40336D 1 X 18 SPRING CS BUTTON 6107 000117 1 X 19 SPRING COVER OPEN R JC61 70945A 1 X 20 COVER FRONT LED JC72 41215F 1 X 220V COVER ...

Page 82: ...3 17 I III 6 24 5 33 6 32 48 24 4 IV 21 19 22 22 1 26 25 2 22 2 22 2 22 3 22 4 II 20 24 1 24 2 24 2 6 31 34 35 30 29 16 2 23 16 2 24 3 25 25 1 13 1 11 10 3 2 50 51 1 6 36 37 53 52 38 6 7 5 4 12 18 1 18 2 18 3 18 4 16 3 16 1 16 1 16 2 16 6 16 4 46 45 41 40 39 43 42 8 49 1 49 49 2 13 2 47 1 47 24 54 56 0 ...

Page 83: ... L JC72 40274A 1 X 13 2 SPRING PS G DEV JC61 70001A 2 X 14 FAN DC 24V 3103 001049 1 X 15 SWITCH JC39 00004A 1 X 16 MEA RACK BRKT_EXIT JC97 01198A 1 O 16 1 GEAR EXIT U ID JC66 40006A 4 X 16 2 RING C ID3 6044 000159 2 X 16 3 GEAR EXIT IDLE Z17 JC66 40964A 1 X 16 4 BRACKET_EXIT JC70 11075A 1 X 17 EARTH PLATE FUSER JC70 10911A 1 X 18 ELA HOU PTL JC96 01150A 1 O 18 1 EARTH TRNAS 12 JC70 11023A 1 X 18 2...

Page 84: ... JC39 40540A 1 X 30 CBF HARNESS JG39 40179A 1 X 31 GUIDE FUSER JC72 41223A 1 X 32 BASE FRAME JC72 41113A 1 O 33 SHIELD CAP WIRE JC70 10003A 1 X 34 SHIELD ICU JC70 10225A 1 X 35 CBF HARNESS JC39 40009A 1 X 36 FILM EMI JC74 10908A 1 X 37 DAMPER PLATE JC72 41288A 1 X 38 GROUND ICU JC70 10006A 1 X 39 GUIDE TRANSFER JC70 10220A 1 X 40 SHEET GUIDE TR JC74 10907A 1 X 41 SCREW TAPTITE 3 8 6003 000119 2 X ...

Page 85: ... 9 Location No Description SEC Code Q ty Remark 51 HOLDER ACTUATOR JC72 41289A 1 O 52 PBA MAIN CLN JC92 01084A 1 O 53 CBF HARNESS JC39 40513A 1 X 54 ELA HOU CLEANING PLT JC96 01229A 1 X 55 CAP GND WIRE JC72 00011A 1 X 56 CBF HARNESS MOTOR JC39 40575A 1 X ...

Page 86: ...Exploded Views and Parts Lists 6 10 Samsung Electronics 6 4 Fuser Exploded View 5 27 2 2 24 22 21 2 2 2 20 19 18 15 14 12 13 16 17 25 23 29 3 4 5 7 8 9 10 11 2 26 26 2 1 23 31 28 6 0 ...

Page 87: ...66 10201A 1 X 11 IPR FUSER LOWER JC70 10983A 1 X 12 PMO BUSHING PR JC72 41078A 2 X 13 SPRING PR JC61 70923A 2 X 14 PMO BUSHING HR R JC72 41077A 1 X 15 NEX ROLLER HEAT JC71 20901A 1 O 16 MEC ROLLER PRESSURE JC75 10956A 1 O 17 PMO GUIDE PATH JC72 41074A 1 X 18 PMO BUSHING HR L JC72 41076A 1 X 19 GEAR FUSER JC66 40926A 1 O 20 MEC ROLLER EXIT FU LR JC75 10955A 1 X 21 PMO FUSER REAR JC72 41075A 1 X 22 ...

Page 88: ...Exploded Views and Parts Lists 6 12 Samsung Electronics 6 5 Motor Exploded View 1 12 11 10 7 9 8 3 4 2 2 5 6 13 0 ...

Page 89: ...EW MACHINE M3x6 6001 000131 5 X 3 GEAR FUSER DRIVE JC66 40378A 1 X 4 GEAR 125 18 JC66 40376A 1 X 5 IPR BRKT MOTOR JC70 10985A 1 X 6 MOTOR STEP 3101 001144 1 O 7 GEAR 132 50 12 JC66 40959A 1 X 8 GEAR IDLE FU JC66 40377A 1 X 9 GEAR IDLE OPC 12 JC66 40960A 1 X 10 GEAR OPC DRV2 JC66 40001A 1 X 11 GEAR OPC DRIVE 12 JC66 40961A 1 X 12 GEAR FEED DRV 12 JC66 40962A 1 X 13 FILM BRACKET JC73 00002A 1 X ...

Page 90: ...Exploded Views and Parts Lists 6 14 Samsung Electronics 6 6 Pick Up Exploded View 1 2 24 3 3 13 18 8 9 10 2 2 5 6 4 23 25 7 11 12 13 2 3 22 14 17 19 15 16 17 15 21 20 0 ...

Page 91: ...X 9 PLT HOUSING PICK UP JC72 40252A 1 X 10 PLT RUBBER PICKUP JC73 40907A 1 X 11 IMP GUIDE FEED JC70 10992A 1 X 12 SPRING FEED 2 JC61 70942A 1 X 13 PLT HOLDER FEED2 JC72 41185A 1 X 14 PLT SUB HOLER FEED SMALL JC72 40266A 1 X 15 PLT ROLLER FEED LARGE JC72 40261A 2 X 16 PLT ROLLER FEED SMALL JC72 40262A 1 X 17 IMP SHAFT FEED IDLER JC70 10230A 3 X 18 PLT ROLLER FEED DRIVE JC72 41295A 1 X 19 SCREW M3X6...

Page 92: ...Exploded Views and Parts Lists 6 16 Samsung Electronics 6 7 Cassette Exploded View 22 19 4 18 20 21 3 2 1 6 7 8 9 11 14 12 17 10 5 16 15 20 13 23 QwikLaser6050 ML 6050 0 ...

Page 93: ...8 LABEL PLATE JC68 30929A 1 X 9 IPR PLT KNOCK UP 12 JC70 11022A 1 X 10 SPRING LOCKERPLATE JG61 70531A 1 X 11 LABEL HEIGHT JG68 30572A 1 X 12 PMO GUIDE LEGAL JC72 41393A 1 X 13 IPR BRACKET_LEGAL JC70 11086A 1 X 14 PMO GUIAE_LETTER JC72 41392A 1 X 15 IPR BRACKET_LETTER JC70 11087A 1 X 16 IPR TENSION_LETTER JC70 11085A 2 X 17 PMO ADJUSTER_S CAST JC72 41394A 1 X 18 IPR GUIDE PLATE JC70 10993A 1 X 19 P...

Page 94: ...Exploded Views and Parts Lists 6 18 Samsung Electronics 6 8 Second Cassette Exploded View 1 2 3 4 5 7 8 9 10 11 12 13 14 22 23 6 15 16 24 19 17 21 20 6 18 25 QwikLaser6050 ML 6050 0 ...

Page 95: ... SCF JC70 11076A 1 X 9 FINGER JC70 10213A 1 X 10 PLT KNOCK UP 12 JC70 11022A 1 X 11 MMP PAD JC73 10911A 1 X 12 LABEL R PLATE JC68 30929A 1 X 13 LOCKER PLATE JC72 41210A 1 X 14 SPRING LOCKER PLATE JG61 70531A 1 X 15 GUIDE PAPER JC70 10219A 1 X 16 LABEL R HEIGHT JG68 30572A 1 X 17 GUIDE LEGAL JC72 41180A 1 X 18 IPR BRACKET_LEGAL JC70 11086A 1 X 19 PMO GUIDE_LETTER JC72 41392A 1 X 20 IPR BRACKET_LETT...

Page 96: ...ronics 6 9 Second Cassette Frame Exploded View 30 3 32 3 29 3 28 33 38 34 35 36 37 40 42 43 1 1 41 44 3 44 3 23 1 46 47 48 4 1 2 3 4 5 6 3 8 7 1 2 9 22 10 21 21 20 9 3 27 26 15 50 25 24 3 1 23 17 16 15 13 14 3 9 18 19 3 12 11 3 49 5 45 3 39 3 22 31 0 ...

Page 97: ... 1 X 14 COVER LEFT JC72 40368B 1 X 15 TAPTITE SCREW 6002 000194 9 X 16 MACHINE SCREW 6001 000131 4 X 17 SOLENOID MAGNET JC33 10001A 1 X 18 HUB CLUTCH JC72 40587A 1 X 19 SPRING TS CLUTCH JC61 70331A 1 X 20 GEAR IDLER OPTION JC66 40365A 1 X 21 GEAR IDLE Z19 JC66 40012A 2 X 22 GUIDE RAIL JC72 40371A 2 X 23 BEARING FEED JC72 40531A 2 X 24 GEAR P UP OPTION JC66 40364A 1 X 25 COLLAR CLUTCH P1 JC72 40569...

Page 98: ...65A 1 X 40 SHAFT PICKUP JC70 40002A 1 X 41 IDLE SCF JC72 41348A 1 X 42 HODER HOUSING JC72 40654A 1 X 43 RUBBER P UP JC73 40907A 1 X 44 BRKT SUPPORT JC70 10461A 2 X 45 COVER RIGHT JC72 40367B 1 X 46 TAPTITE SCREW 6003 000205 1 X 47 GROUND ROLLER JC70 10467A 1 X 48 FRAME RIGHT SCF JC70 10022A 1 X 49 MACHINE SCREW 6001 000153 2 X 50 CABLE CLAMP 6502 000003 1 X ...

Page 99: ...IODE RECTIFIER 1N4003 200V 1A DO 41 TP 0402 000145 D103 DIODE RECTIFIER 1N4937 600V 1A DO 41 0402 000468 D205 D206 D207 D208 DIODE RECTIFIER ESJS58 06 6KV 2mA DO 201 0402 001193 D201 D202 D203 D204 DIODE RECTIFIER SHV 04 4KV 20mA TP 0402 001193 D210 DIODE RECTIFIER SHV 04 4KV 20mA TP 0403 000227 ZD102 DIODE ZENER 1N751A 5 1V 5 500mW DO 35 TP 0403 000338 ZD103 DIODE ZENER UZ27BM 27V 25 7 28 0V 500m...

Page 100: ...N 100OHM 5 1 8W AA TP 2001 000281 R514 R CARBON 100OHM 5 1 8W AA TP 2001 000294 R205 R CARBON 10MOHM 5 1 4W AA TP 2001 000319 R215 R CARBON 120KOHM 5 1 8W AA TP 2001 000331 R56 R63 R CARBON 12KOHM 5 1 8W AA TP 2001 000362 R16 R23 R64 R CARBON 150OHM 5 1 8W AA TP 2001 000362 R512 R CARBON 150OHM 5 1 8W AA TP 2001 000429 R18 R33 R34 R CARBON 1KOHM 5 1 8W AA TP 2001 000429 R408 R CARBON 1KOHM 5 1 8W ...

Page 101: ...56OHM 5 1 2W AA TP 2004 000002 R247 R METAL 78 7Kohm 1 1 8W AA TP 1 8x3 2 2004 000003 R237 R METAL 16 2Kohm 1 1 8W AA TP 1 8x3 2 2004 000345 R17 R22 R55 R222 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm 2004 000345 R43 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm 2004 000345 R513 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm 2004 000385 R510 R268 R METAL 17 4Kohm 1 1 8W AA TP 1 8x3 2 2004 000433 R58 R213 R METAL 1Kohm ...

Page 102: ...3 C14 C CERAMIC DISC 10NF 80 20 50V Y5V TP 6 3X3 5 2201 000162 C19 C CERAMIC DISC 10NF 80 20 50V Y5V TP 6 3X3 5 2201 000162 C217 C231 C CERAMIC DISC 10NF 80 20 50V Y5V TP 6 3X3 5 2201 000162 C24 C36 C CERAMIC DISC 10NF 80 20 50V Y5V TP 6 3X3 5 2201 000162 C405 C CERAMIC DISC 10NF 80 20 50V Y5V TP 6 3X3 5 2201 000326 C221 C223 C225 C CERAMIC DISC 2 2nF 10 50V Y5P TP 6 5x3 5 2201 000326 C230 C CERAM...

Page 103: ...JP118 JP119 JP120 JP121 JP123 JP124 JP125 JP126 JP127 JP128 JP129 JP130 JP131 JP132 JP133 JP134 JP135 JP136 JP137 JP138 JP139 JP140 JP141 JP142 JP142 JP143 JP144 JP145 JP146 JP147 JP148 JP149 JP150 JP151 JP152 JP153 JP154 JP155 JP156 JP157 JP158 JP159 JP160 JP16 JP17 JP21 JP22 JP23 JP161 JP162 JP163 JP164 JP165 JP166 JP167 JP168 JP169 JP170 JP173 JP174 JP175 JP176 JP177 JP178 JP179 JP180 JP181 JP1...

Page 104: ...526 NPN 30W TO 220 BK 120 2 0604 000001 PC152 PC153 PHOTO COUPLER TR 50 60 200mW DIP 4 ST 0604 000146 PC151 PHOTO COUPLER TRIAC 250mW DIP 6 ST 0604 001033 OP1 OP2 OP3 OP4 PHOTO INTERRUPTER TR 150mW DIP 4 ST 0801 000528 U4 IC CMOS LOGIC 74HCT574 D FLIP FLOP DIP 20P 3 0801 000722 U6 IC CMOS LOGIC 74HC245 TRANSCEIVER DIP 20P 30 0803 000679 U205 IC TTL 7406 BUFFER DRIVER DIP 14P 300 0803 001097 U203 I...

Page 105: ...F 5 3405 000125 SW151 SW152 SWITCH MICRO 125V 5A 50gf SPDT 3601 000151 F151 FUSE FERRULE 125V 5A NON TIME GLASS 5x20mm 3601 000157 F101 FUSE FERRULE 125V 8A SLOW BLOW GLASS 5x20mm 3704 000235 U2 SOCKET IC 28P DIP SN 2 54mm 3711 000164 CN4 CONNECTOR HEADER 1WALL 2P 1R 2 5mm STRAIGHT SN 3711 000217 CN101 CONNECTOR HEADER 1WALL 3P 1R 3 96mm STRAIGHT SN 3711 000633 CN3 CONNECTOR HEADER BOX 11P 1R 2mm ...

Page 106: ...V 10A ITO 220 0502 001124 Q201 Q203 TR POWER KSD526 NPN 30W TO 220 BK 120 2 0505 000134 Q102 FET SILICON IRF840 N 500V 8A 0 85OHM 125W TO 220AB 1401 000108 Q101 THYRISTOR TRIAC 100A 600V 5V uS TO 220AB 6003 000008 Q201 Q101 SCREW TAPTITE BH S M3 L4 ZPC3 SWRCH18A 6003 000119 D152 D153 Q203 SCREW TAPTITE BH B M3 L8 CBLACK SWRCH18A JC61 70100A FOR SMPS H SINK SPRING PS ML 66G STS304 W1 2H T0 5 JC62 2...

Page 107: ...208 DIODE RECTIFIER ESJS58 06 6KV 2mA DO 201 0402 001193 D201 D202 D203 D204 DIODE RECTIFIER SHV 04 4KV 20mA TP 0402 001193 D210 DIODE RECTIFIER SHV 04 4KV 20mA TP 0403 000227 ZD102 DIODE ZENER 1N751A 5 1V 5 500mW DO 35 TP 0403 000338 ZD103 DIODE ZENER UZ27BM 27V 25 7 28 0V 500mW DO 0403 000346 ZD152 ZD204 ZD205 DIODE ZENER UZ33B 33V 30 36V 500mW DO 35 T 0403 000356 ZD151 ZD201 DIODE ZENER UZ5 6BC...

Page 108: ...1 8W AA TP 2001 000331 R56 R63 R CARBON 12KOHM 5 1 8W AA TP 2001 000362 R16 R23 R64 R CARBON 150OHM 5 1 8W AA TP 2001 000362 R512 R CARBON 150OHM 5 1 8W AA TP 2001 000429 R18 R33 R34 R CARBON 1KOHM 5 1 8W AA TP 2001 000429 R408 R CARBON 1KOHM 5 1 8W AA TP 2001 000429 R41 R42 R44 R45 R46 R CARBON 1KOHM 5 1 8W AA TP 2001 000429 R49 R CARBON 1KOHM 5 1 8W AA TP 2001 000435 R502 R CARBON 1MOHM 5 1 8W A...

Page 109: ... R222 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm 2004 000345 R43 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm 2004 000345 R513 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm 2004 000385 R510 R268 R METAL 17 4Kohm 1 1 8W AA TP 1 8x3 2 2004 000433 R58 R213 R METAL 1Kohm 1 1 8W AA TP 1 8x3 2mm 2004 000544 R508 R METAL 21 5Kohm 1 1 8W AA TP 1 8x3 2 2004 000691 R153 R METAL 3 16Kohm 1 1 8W AA TP 1 8x3 2 2004 000699 R516 R5...

Page 110: ...80 20 50V Y5V TP 6 3X3 5 2201 000162 C24 C36 C CERAMIC DISC 10NF 80 20 50V Y5V TP 6 3X3 5 2201 000162 C405 C CERAMIC DISC 10NF 80 20 50V Y5V TP 6 3X3 5 2201 000326 C221 C223 C225 C CERAMIC DISC 2 2nF 10 50V Y5P TP 6 5x3 5 2201 000326 C230 C CERAMIC DISC 2 2nF 10 50V Y5P TP 6 5x3 5 2201 000326 C500 C CERAMIC DISC 2 2nF 10 50V Y5P TP 6 5x3 5 2201 000391 C20 C21 C CERAMIC DISC 22pF 5 50V SL TP 5 0x3 ...

Page 111: ... JP137 JP138 JP139 JP140 JP141 JP142 JP142 JP143 JP144 JP145 JP146 JP147 JP148 JP149 JP150 JP151 JP152 JP153 JP154 JP155 JP156 JP157 JP158 JP159 JP160 JP16 JP17 JP21 JP22 JP23 JP161 JP162 JP163 JP164 JP165 JP166 JP167 JP168 JP169 JP170 JP171 JP172 JP173 JP174 JP175 JP176 JP177 JP178 JP179 JP180 JP181 JP182 JP188 JP189 JP190 JP191 JP192 JP193 JP194 JP195 JP196 JP197 JP198 JP199 JP200 JP203 JP187 JP...

Page 112: ...LER TRIAC 250mW DIP 6 ST 0604 001033 OP1 OP2 OP3 OP4 PHOTO INTERRUPTER TR 150mW DIP 4 ST 0801 000528 U4 IC CMOS LOGIC 74HCT574 D FLIP FLOP DIP 20P 3 0801 000722 U6 IC CMOS LOGIC 74HC245 TRANSCEIVER DIP 20P 30 0803 000679 U205 IC TTL 7406 BUFFER DRIVER DIP 14P 300 0803 001097 U203 IC TTL 7407 BUFFER DRIVER DIP 14P 300 0903 000219 U3 IC MICROCOMPUTER 88C4316 8BIT DIP 64P 8MHz ST 1201 000229 U201 IC ...

Page 113: ...A TIME LAG CERAMIC 5x20m 3704 000235 U2 SOCKET IC 28P DIP SN 2 54mm 3711 000164 CN4 CONNECTOR HEADER 1WALL 2P 1R 2 5mm STRAIGHT SN 3711 000217 CN101 CONNECTOR HEADER 1WALL 3P 1R 3 96mm STRAIGHT SN 3711 000633 CN3 CONNECTOR HEADER BOX 11P 1R 2mm STRAIGHT SN 3711 000782 CN105 CONNECTOR HEADER BOX 2P 1R 2 0mm STRAIGHT SN 3711 000865 CN103 CONNECTOR HEADER BOX 3P 1R 2mm STRAIGHT SN 3711 001108 CN6 CON...

Page 114: ...0 2 0505 000173 Q102 FET SILICON SSP5N90 N 900V 5A 2 5ohm 150W 1401 000108 Q101 THYRISTOR TRIAC 100A 600V 5V uS TO 220AB 6003 000008 Q201 Q101 SCREW TAPTITE BH S M3 L4 ZPC3 SWRCH18A 6003 000119 D152 D153 Q203 SCREW TAPTITE BH B M3 L8 CBLACK SWRCH18A JC61 70100A SMPS H SINK SPRING PS ML 66G STS304 W1 2H T0 5 JC62 20001A Q102 TUBE IRF840 SSP5N90 IRF840 T0 45 L23 JC62 30001A Q102 D152 D153 HEAT SINK ...

Page 115: ...298 R43 R CHIP 10KOHM 5 1 10W DA TP 2012 2007 000300 R44 R45 R46 R133 R134 R CHIP 10KOHM 5 1 10W DA TP 2012 2007 000308 R34 R35 R55 R56 R57 R58 R CHIP 10OHM 5 1 10W DA TP 2012 2007 000308 R66 R67 R68 R69 R70 R71 R CHIP 10OHM 5 1 10W DA TP 2012 2007 000308 R72 R73 R74 R75 R76 R77 R CHIP 10OHM 5 1 10W DA TP 2012 2007 000308 R79 R80 R83 R131 R132 R CHIP 10OHM 5 1 10W DA TP 2012 R143 2007 000449 R120 ...

Page 116: ... C34 C35 C36 C37 C42 C46 C47 C355 C6 C7 C8 C9 C10 C11 2203 000239 C128 C129 C130 C163 C CERAMIC CHIP 100pF 5 50V NPO TP 2012 C164 C168 C169 C170 C171 C172 C173 C174 C175 C176 C178 C179 C180 C320 2203 000260 C161 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 2203 000429 C51 C52 C53 C54 C55 C CERAMIC CHIP 18pF 5 50V NPO TP 2012 C56 C57 C58 C59 C60 C61 C62 C63 C64 C65 C66 C67 C68 C69 C70 C71 C72 C73 C74 C75...

Page 117: ...TTL CMOS 2901 000229 LF1 LF2 LF3 LF4 LF5 FILTER EMI SMD 50V 300mA 22nF 4 5x1 8x3 2mm 2901 000235 LF6 LF10 FILTER EMI SMD 50V 300mA 150pF 4 5x1 8x3 2 3301 001074 B7 B113 B114 BD1 R96 CORE FERRITE BEAD AB 2 0x1 25x0 9mm 3702 000118 J1 CONNECTOR RIBBON 36P FEMALE ANGLE AU 3709 000177 J7 CONNECTOR CARD EDGE 72P 1 27mm ANGLE SN 3711 001091 J2 CONNECTOR HEADER BOX 7P 1R 2 5mm STRAIGHT SN 3711 003204 J5 ...

Page 118: ...R291 R99 R CHIP 0OHM 5 1 10W DA TP 2012 2007 000029 R122 R123 R124 R159 R CHIP 0OHM 5 1 10W DA TP 2012 2007 000290 R125 R273 R274 R275 R CHIP 100OHM 5 1 10W DA TP 2012 2007 000290 R276 R277 R278 R CHIP 100OHM 5 1 10W DA TP 2012 2007 000300 R139 R174 R267 R268 R CHIP 10KOHM 5 1 10W DA TP 2012 R269 R270 R271 R272 R298 R43 R44 R45 R46 R133 R134 2007 000308 R34 R35 R55 R56 R57 R CHIP 10OHM 5 1 10W DA ...

Page 119: ... C22 C185 C186 C187 C188 C189 C192 C23 C24 C25 C32 C33 C34 C323 C324 C325 C326 C327 C328 C329 C331 C332 C333 C334 C335 C337 C338 C339 C355 C35 C36 C37 C42 C46 C47 C358 C6 C7 C8 C9 C10 C11 2203 000239 C128 C129 C130 C163 C CERAMIC CHIP 100pF 5 50V NPO TP 2012 C164 C168 C169 C170 C171 C172 C173 C174 C175 C176 C178 C179 C180 C320 2203 000260 C161 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 2203 000429 C36...

Page 120: ...LLATOR CLOCK 47 7789MHz 50ppm 10TTL CMOS 2901 000229 LF1 LF2 LF3 LF4 LF5 FILTER EMI SMD 50V 300mA 22nF 4 5x1 8x3 2mm 2901 000229 LF9 FILTER EMI SMD 50V 300mA 22nF 4 5x1 8x3 2mm 2901 000235 LF6 LF10 FILTER EMI SMD 50V 300mA 150pF 4 5x1 8x3 2 3301 001074 B5 B6 R96 CORE FERRITE BEAD AB 2 0x1 25x0 9mm 3301 001074 B7 B8 B113 B114 BD1 CORE FERRITE BEAD AB 2 0x1 25x0 9mm 3702 000118 J1 CONNECTOR RIBBON 3...

Page 121: ...XIAL 100nF 80 20 50V Z5U TP 2 5x4 3404 000116 SW1 SWITCH TACT 12V 50mA 160gf 6X6X3 6mm SPST 3711 001096 J1 CONNECTOR HEADER BOX 7P 1R 2 5mm ANGLE SN JC41 10003A PCB PANEL LED ML 85 84 FR 4 2L 1 6T 47X71 Spec SEC Code Location No Description JC92 01050A PTL 0601 001244 LD1 LD2 LD3 LD4 LD5 LED ROUND RED 3mm 690nm LD6 LD7 LD8 LD9 LD10 0601 001244 LD11 LD12 LD13 LD14 LED ROUND RED 3mm 690nm LD15 LD16 ...

Page 122: ...T 17 153 SIO_RXD GND7 52 53 GND8 GND9 70 175 GPIO0 GPIO1 176 187 GPIO10 GPIO11 188 189 GPIO12 GPIO13 190 GPIO14 191 192 GPIO15 GPIO2 177 178 GPIO3 GPIO4 179 180 GPIO5 181 GPIO6 GND14 119 120 GND15 GND16 134 154 GND17 GND18 155 157 GND19 2 GND2 GND20 159 174 GND21 GND22 193 205 GND23 GND24 207 GND3 26 27 GND4 GND5 38 39 GND6 DA4 132 133 DA5 135 DA6 DA7 136 137 DA8 DA9 138 DSR 148 149 DTR 24 EXMACK ...

Page 123: ... C24 10NF D231 1N4148 D226 1N4148 24VS1 50V C17 1NF 5 6K R61 1 8 5V 5V 5 6K R60 1 8 5V 1 8 R283 100 1N4148 D230 100 R284 1 8 BD1 1N4148 D224 1 8 R285 100 D228 1N4148 U203 3 7407 5 6 33 R517 1 2 BDCORE 2 3 4 10V 47UF C11 5V 5VT 5V 1K R42 1 8 50V C30 100PF SLCON4P DCU CN2 1 C22 1NF 50V C503 100UF 1 8 R29 100 1 2 R8 1 1 8 R63 12K 50V 100NF C46 50V 50V C26 100NF 100NF C32 50V 8 9 1N4148 D233 5V 1N4148...

Page 124: ... 8 R237 16 2K 2KV C404 68PF 75K R269 1 8 TRANS10P T204 1 10 2 4 5 6 1 8 R413 33K 3 3M R229 1 2 1 2 R210 3 3M UZ33B ZD205 MHV HP3 1 1 8 R218 390 1 2 R226 3 3M 15K R222 1 8 1N4148 D215 18V 47K R223 1 8 12 1 8 R258 180K 4 7M R204 1 4 10 R217 1 2 TRANS10P T202 1 10 2 4 5 6 7407 U203 6 13 18V 9 1K R262 1 8 U202 KA7818 2 GND IN 1 3 OUT 3 3M R239 1 2 2 2K R416 1 8 10K R418 1 8 UZ33B ZD204 1 8 R253 27K 10...

Page 125: ...SC1008 B C E 1NF C45 50V 5V 100UF C504 50V 1 8 R35 5 6K 1N4148 D220 5V 1K R58 1 8 BDCORE FB2 5V 5 6K R40 1 8 100 R24 1 8 FEED_CLUCH 1 2 FB3 BDCORE 24V 1N4148 D221 100 R514 1 8 5V 4 7K R47 1 8 5 6K R19 1 8 OP1 S58VT 50V 47UF C506 1 8 R15 100 5V 1 2 R292 2 2K 1 8 R513 15K S58VT OP4 10NF C12 500V 1 8 R44 1K Q4 KSC1008 B C E 1 8 R64 150 1 8 R16 150 1 10 2 3 4 5 6 7 8 9 S58VT OP2 24VS1 5 6K R38 1 8 Q20...

Page 126: ...8 B C E ESJA58 06 D207 1 8 R247 78 7K 1N4148 D209 HS202 HEAT_SINK2 KSD526 BR R220 200M 2 2nF C221 50V 33NF C207 50V R215 100K 1 8 R221 390 470PF C216 6K 56 R219 1 2 VR205 100KOHM 1 8 10KOHM VR202 6K C212 470PF 33K R500 1 8 R263 33K 1 8 R507 33K KSC1008 Q503 B C E D503 1N4003 10nF C501 50V 1 8 ZD201 UZ5 6BCB UZ7 5BM ZD202 50V C225 2 2nF 1 8 R509 619K MF 33NF C224 50V T201 TRANS10P 1 10 2 4 5 6 1 8 ...

Page 127: ...0V PC152 1 PC123FY 1 2 PC123FY PC153 2 4 3 PC123FY PC153 1 1 2 BD101 BDCORE 1N4148 D101 M_SW SW152 1 3 2 KA7552 U101 8 CS CT 7 2 FB 4 GND IS 3 OUT 5 RT 1 6 VCC 1 2 3 300UH L103 SLCON2P LAMP CN102 1 2 250V C102 100NF CN101 SLCON2P AC 1 2 1N4148 D6 D153 STPR1020CT 250V C115 2 2NF C157 1000UF 35V 6UH L151 1 4 R113 5 6 FH4 250V C104 2 2NF 1 8 R110 4 7K C154 470UF 10V D103 1N4937GB 1 2 R103 180 PC152 2...

Page 128: ...GND7 52 53 GND8 GND9 70 175 GPIO0 GPIO1 176 187 GPIO10 GPIO11 188 189 GPIO12 GPIO13 190 GPIO14 191 192 GPIO15 GPIO2 177 178 GPIO3 GPIO4 179 180 GPIO5 181 GPIO6 GND14 119 120 GND15 GND16 134 154 GND17 GND18 155 157 GND19 2 GND2 GND20 159 174 GND21 GND22 193 205 GND23 GND24 207 GND3 26 27 GND4 GND5 38 39 GND6 DA4 132 133 DA5 135 DA6 DA7 136 137 DA8 DA9 138 DSR 148 149 DTR 24 EXMACK EXMREQ 23 EXTNWAI...

Page 129: ...10 R75 R68 22PF C109 VCC R57 10 10 22PF C111 C2 33UF 16V VCC 10 R70 C108 22PF 0 1UF C37 R72 10 VCC 0 1UF C183 10 R73 10 R58 10 R74 10 R79 GND3 LCAS 31 NC1 16 15 NC2 11 NC3 12 NC4 NC5 32 29 OE RAS 14 30 UCAS VCC1 1 6 VCC2 VCC3 21 WR 13 DQ11 DQ12 36 38 DQ13 DQ14 39 40 DQ15 DQ16 41 DQ2 3 4 DQ3 DQ4 5 7 DQ5 DQ6 8 9 DQ7 DQ8 10 33 DQ9 22 GND1 GND2 37 42 KM416C1200 U3 A0 17 18 A1 A2 19 20 A3 A4 23 24 A5 A...

Page 130: ...5DG L A0 11 10 A1 A10 40 39 A11 A12 VCC 22PF C157 R134 10K 10 8 VCC U34 1 74F32 1 2 3 U34 3 74F32 9 C188 0 1UF R298 10K C120 22PF VCC 23 VSS1 13 32 VSS2 0 1UF C185 22PF C158 25 D12 D13 27 29 D14 D15 31 19 D2 D3 21 24 D4 D5 26 28 D6 D7 30 16 D8 D9 18 NC1 1 43 NC2 NC3 44 14 OE 3 A17 A18 2 A2 9 8 A3 A4 7 6 A5 A6 5 4 A7 A8 42 41 A9 33 BHE CE 12 15 D0 D1 17 20 D10 D11 22 A 18 U28 KM23C8105DG H A0 11 10...

Page 131: ...F C166 0 1UF C177 C176 FS741 U29 4 LF 6 MODOUT_RS1 OSCIN 1 2 OSCOUT REFOUT_RS0 7 REF_OFF 3 8 VDD VSS 5 R129 2 2K C167 18PF C162 10UF 33 R144 VCC R143 10 R139 10K FILTER_22NF LF5 1 2 3 OSC1 DXO 1H 66M 3 CLK GND 2 1 NC VCC 4 LF1 FILTER_22NF 1 2 3 68PF C48 VCC C8 0 1UF R34 10 SYSCLK 68 R33 ...

Page 132: ...104 C178 100PF C170 33 R38 33 R93 33 R127 5V1 100PF R98 1K 1K R102 FGND 1K R103 CEN_5V R115 1K 100PF C172 100PF C163 R88 33 100PF C129 33 R37 R36 33 5V2 R89 33 R114 1K 5 1K R109 33 R150 C180 100PF 5 1K R110 R105 1K C179 100PF R128 33 33 R59 4 A4 A5 5 6 A6 A7 7 8 A8 A9 9 33 R90 R101 1K A22 22 23 A23 A24 24 25 A25 A26 26 27 A27 A28 28 29 A29 A3 3 A30 30 31 A31 A32 32 33 A33 A34 34 35 A35 A36 36 J1 A...

Page 133: ...70PF 470PF C345 C350 C347 470PF 470PF C343 1000PF C348 C342 470PF 1000PF C349 R277 100 100 R278 C341 470PF HEADER4 J11 1 2 3 4 R275 100 100 R276 R271 10K 5 1K R264 R273 100 10K R268 R269 10K 10K R270 2 20 21 22 23 24 3 4 5 6 7 8 9 R267 10K CONN24 J5 1 10 11 12 13 14 15 16 17 18 19 PRINT EVIDEO CMSG HSYNC PSYNRQ READY CCLK EMSG EXITP EBSY R265 3 3K VCC 3 3K R266 ...

Page 134: ... 8 VCC 0 1UF C46 0 R123 VCC CONN4 J8 1 2 3 4 1K R53 R149 1K C147 1NF R124 0 DO GND 5 6 NC1 NC2 7 SK 2 8 VCC U35 5 74F14 11 10 VCC VCC 1NF C359 93C66G U12 1 CS DI 3 4 FILTER_150PF LF10 1 2 3 VCC 0 1UF C355 VCC 0 R122 1NF C144 LED 1 LED 2 LED 3 LED 4 CONN7 J2 1 2 3 4 5 6 7 C145 1NF PANEL_KEY E2PROM_CS E2PROM_SK E2PROM_DI E2PROM_DO RXD TXD ...

Page 135: ...ODE0 MODE1 24 V3 3 18 VCC1 20 R162 U37 USBN9602 CS 1 6 DACK 2 RD RESET 16 WR_SK 3 A0 ALE SI 7 28 CLKOUT 19 D D 20 8 10UF C361 LF11 FILTER_22NF 1 2 3 2 2K R294 R295 1K 1 2 3 VCC OSC3 48MHZ 3 CLK GND 2 1 NC VCC 4 C365 22PF 3 0 R180 R170 10 LF7 FILTER_22NF B1 74ACT32 U38 1 1 2 U42 FS741 LF 4 MODOUT_RS1 6 1 OSCIN OSCOUT 2 7 REFOUT_RS0 3 REF_OFF VDD 8 5 VSS R172 10K B4 C311 22PF R292 68 R163 20 U38 4 7...

Page 136: ...K 27 SVIN 28 TBEPWIN 75 81 TBVIDEO TESTEN 89 90 TESTSE PD6 25 26 PD7 PRDN 6 98 PSAVE 33 PV00 PV01 34 35 PV02 PV03 36 37 PV04 PV05 39 40 PV06 PV07 41 PV0CLK 31 PV10 43 44 PV11 PV12 46 5 PA1 PA2 7 8 PA3 PA4 9 10 PA5 PA6 11 13 PA7 PA8 14 15 PA9 3 PCSN PD0 16 18 PD1 PD2 19 20 PD3 PD4 22 23 PD5 97 GND14 17 GND2 GND3 24 30 GND4 GND5 32 45 GND6 GND7 52 68 GND8 GND9 72 LCIN 59 60 LCOUT 95 LSYNC LSYNCN 93 ...

Page 137: ... 7 8 9 CONN20 J10 1 10 11 12 13 VCC 100PF C704 U700 74F32 4 5 6 R700 1K VCC B701 1 2 C701 100PF 74F32 U700 12 13 11 C700 0 1UF C703 100PF 1 2 3 4 5 6 7 8 74F32 U700 9 10 8 RA701 RA100 1 2 3 4 5 6 7 8 RA100 RA702 7 8 B700 1 2 VCC 0 1UF C705 D 0 7 A 4 A 5 EIRQ0 D 7 D 6 D 5 D 4 D 3 D 2 D 1 D 0 OE WE 0 nECS1 RA100 RA700 1 2 3 4 5 6 ...

Page 138: ...Schematic Diagrams 8 17 Samsung Electronics 8 4 Flash SIMM ...

Page 139: ...N4 1 2 DLCON_10P CN1 Q1 KSC1008 B C E 330PF C7 50V 1K R5 CN3 SLCON4P 1 2 3 4 24V SLCON2P FAN CN2 1 2 DIODE_3P D3 1 2 3 D2 DIODE_3P 1 2 3 R7 1K 50V C9 10NF 330PF C8 50V 5 6K R8 5V 50V C10 10NF C4 820PF 5V C1 10UF 50V 1 8 R12 5 6K 3 E2 GND 10 5 LOAD 11 LOGIC 1 OUT1 OUT2 2 OUT3 4 17 OUT4 13 PHASE1 8 PHASE2 RC1 12 9 RC2 15 REFE SENSE 6 SENSE1 16 50V 0 33 R1 2W 5V A2918SWV U1 ENABLE1 14 7 ENABLE2 E1 18...

Page 140: ...R3312 V LD10 LD9 SR3312 V SR3312 V LD12 LD11 SR3312 V LD15 SR3312 V SR3312 V LD14 LD17 SR3312 V SR3312 V LD16 LD13 SR3312 V LD7 SR3312 V VCC CONN2 CN1 1 2 SR3312 V LD4 LD3 SR3312 V SR3312 V LD2 LD1 SR3312 V SR3312 V LD8 SR3312 V LD6 LD5 SR3312 V 8 7 PTL Diagram ...

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