Samsung WC-M15i Series Service Manual Download Page 21

Page: 21 / 138

4-8

Samsung Electronics

Disassembly and Reassembly

4-8 LSU

1. Before you remove the LSU, you should remove:

-Controller Board (see page 4-3)
-MP Tray (see page xx)
-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.

Summary of Contents for WC-M15i Series

Page 1: ...recautions 2 Specifications 3 Circuit Description 4 Disassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 Electrical Parts List 8 Block Diagram 9 Connection Diagram 10 Schematic Diagrams FACSIMILE Contents SERVICE MANUAL ...

Page 2: ... 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 aerosol sprays Use a damp cloth for cleaning 12 Do not touch the surface of the ...

Page 3: ...ng Precautions Note Requirements for AC power are described on the label affixed to the rear of the printer Check the AC voltage rating requirement before use CAUTION Be sure the power is off to the chas sis or circuit board and observe all other safety precautions 1 Immediately before handling any semiconductor com ponents assemblies drain the electrostatic charge from your body by touching a kno...

Page 4: ...E EC REFLEX ADAGIO Transparancies 3M CG3300 or 3360 Label AVERY 53XX series Paper Handing output Face Down 250 sheets Face Up 10 sheets Feed Capacity Cassette 250 sheets of paper 75g m2 MPF 100 sheets of paper A4 30 sheets of transparencies 10 envelopes or card stocks 25 paper labels Option Cassette 250 sheets of paper Warm up time 50 seconds or less 23 C 50 First Print Time 14 seconds or less Fas...

Page 5: ...Script Level 2 Compatible Font 1 bitmap 45 scalable 35 intelligent 10 truetype CPU Power PC 603e clock speed 80MHz RAM Memory Standard 4M byte 16M bit x 2 Option SIMM Module 4 8 16 32 64M byte Refer to Operator s Guide for instructions on SIMM installation ROM 4M byte 8M bit x 2 Program Flash Memory EEPROM 512 bytes Interface Bidirectional Parallel Standard IEEE 1284 COMPATIBLE MODE IEEE 1284 NIBB...

Page 6: ...ion EMSG Engine Status message pot potential Exitpap Exit paper ppm print pages per minute GND ground PRINT Print command HLDA hold acknowledge psync page synchronization hldar hold acknowledge received pwr power HLDR hold request Q_Lamp Quenching Lamp HOR horizontal qty quantity HSYNC Horizontal sync READY Engine print ready I O Input and Output sw switch in inch es or input tach tachometer INT I...

Page 7: ...it PPM Page Per Minute DCU Diagnostic Control Unit PQFP Plastic Quad Flat Package DMA Direct Memory Access or PWM Pulse Width Modulation Dynamic Memory Access QFP Quad Flat Package DMAC Direct Memory Access Controller RAM Random Access Memory ROM Read Only Memory DOS Disk Operating System SCC Serial Communications Controller DPI Dots Per Inch resolution DRAM Dynamic Random Access Memory SMPS Switc...

Page 8: ...dering opposite pins first holds the IC in place and makes soldering the other pins easier 8 Do not reuse removed parts 9 Clock for solder joints especially miniature parts with small lead 10 A defective trimming resistor cannot be adjusted externally Replace with an ordinary variable resistor 11 Always inspect the work with a magnifying lens Check after installing cold solder joints etc 3 2 2 Too...

Page 9: ...soldering wire 2 Using a special desoldering iron a Use small flat blade tips b Heat both ends of the part simultaneously c When the solder melts grasp and remove the part with the soldering iron tips d Remove the old solder with desoldering wire INSTALLING 1 Clean the area where the new part is to be mounted 2 Apply a water soluble flux 3 Set part correctly into position and prevent it from shift...

Page 10: ...of the IC b Tin the tip with a small amount of the IC leads c Set the tip squarely over the IC leads d When the solder melts carefully twist the iron e Raise and remove the IC 2 Using a shaped air blower unit a Select the correct nozzle b Select the temperature and air blow suggested temperature 7 air blow 4 c Engage the IC removing tool d Use the air blow the preheat the IC for about 5 seconds th...

Page 11: ...0 FEED SENSOR 2 nd ON 50 PAPER OUT 60 OPEN FUSER ERROR 61 WARM UP 62 LOW HEAT ERROR 64 COVER OPEN ERROR 68 OVER HEAT ERROR 70 NO PAPER or NO CASSETTE 71 PAPER JAM0 72 PAPER JAM1 73 PAPER JAM2 90 MPF PRINT MODE 94 NO PAPER in MP TRAY 95 LSU NOT READY 99 GREEN MODE STATUS CODE STATUS DIAGNOSTIC DCU MODE DOWN SHIFT STOP UP ENTER IF YOU WANT TO ENTER THE DCU MODE TURN THE POWER SWICH ON WHILE PRESSING...

Page 12: ... operating 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 Display Diagnostic Code Description 00 MAIN MOTOR ON 01 MHV ON 02 THV ON 03 THV REFERENCE ON 04 BIAS ON 05 LSU ON 06 PICK UP ON 07 CHECK PAPPER EMPTY SENSOR 08 CHECK FEED EXIT...

Page 13: ...tance at Q101 on the engine board If abnormal replace Q101 Q3 PC151 Q8 70 1 Make sure that paper is loaded in the cassette 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...

Page 14: ... 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 are located in place 8...

Page 15: ...embly 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 16: ...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 17: ...ard 2 Remove two screws unlatch the panel cap then remove it 1 Press the cover open switch and raise the printer cover 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 18: ...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 4 Check the pickup rubber wear If the rubber is heavily worn replace it with a new one Push the solenoid if you have difficulty to remove the pickup assembly Squeeze this tab to remove the rubber ...

Page 19: ...sung Electronics Disassembly and Reassembly 4 6 MP Multi Purpose Tray 1 Open the MP tray 2 Release two stoppers 3 Rotate the MP tray upward to a 45O angle to unlatch the both ends of the tray then take it out ...

Page 20: ... 4 MP Tray see page4 6 2 Remove two screws at the back of the printer 3 Open the printer cover and remove two screws 6 Unlatch the front ends of the cover Note When you reassemble the cover push the empty actuator in If not the cover is not in place 7 Slide the main cover upward out of printer Note that the power switch is properly released when you remove the cover ...

Page 21: ...re you remove the LSU you should remove Controller Board see page 4 3 MP Tray see page xx 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: ...e 4 3 MP Tray see page xx 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: ...3 Remove seven screws securing the drive assembly from the gear bracket and remove the drive assembly and motor drive board Unplug one connector from the board 4 If you want to replace the fan take it out 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...

Page 24: ...uld remove Controller Board see page 4 3 Main Cover see page 4 7 MP Tray see page 4 6 2 Unplug four connectors 3 Remove seven screws securing the drive assembly from the gear bracket and remove the drive assembly and motor drive board Unplug one connector from the board 4 Remove three screws and remove the MP plate assembly ...

Page 25: ... you should remove Controller Board see page 4 3 Main Cover see page 4 7 MP Tray 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 5 Remove four screws and remove the fuser assembly Exit Actuator ...

Page 26: ...gen lamp from the fuser assembly Remove one screw To remove 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 Note When you reassemble the halogen lamp make sure that it is inserted into the slot properly Thermostat ...

Page 27: ...r Board see page 4 3 Main Cover see page 4 7 MP Tray see page 4 6 2 Unplug two connectors from the drive board 3 Remove five screws then remove the MPF assembly 4 To replace the pickup roller on the MPF assembly Squeeze the snap fit on the roller and remove the roller To replace the damper gear on the MPF assembly 1 Remove one screw then remove the damp gear Snap fit ...

Page 28: ...irection of arrow 2 Rotate the right end of the knockup plate until it is released then take it out 5 Unlatch the PE sensor then take it out To replace the solenoid on the MPF assembly 1 Remove the spring 3 Remove two screws 6 Remove two screws from the MP bracket then remove the solenoid ...

Page 29: ...he pickup holder you shoud remove the MP bracket see page xx and PE sensor see page xx on the MPF assembly 2 Pull the pickup holder to the left and rotate it until the both ends of the holder are properly released then pull it up 4 Remove the pickup guide 3 Remove the pickup pad using a proper tool 5 Remove the holder pad ...

Page 30: ... 4 3 Main Cover see page 4 7 MP Tray see page 4 6 2 Remove the SMPS bracket as described in 4 10 Fuser and unplug four connectors 3 Remove one screw from the engine board 5 Remove three screws securing the ICU ground and remove the ICU ground 4 Turn the printer over Remove six screws from the left and the right base brackets and take them out 6 Remove one ground screw ...

Page 31: ...nplug all connectors from the PCU shield and remove the shield To replace HV terminals Remove the terminals Note When you replace with new ones be careful that they are inserted in place 8 While you push the stopper to release the PCU shield take the PCU shield out of the printer Stopper HV terminals ...

Page 32: ...he SCF connector Remove two screws and take it out To replace the pickup sensor Take the sensor out while you push the both ends of the sensor To replace the paper empty sensor Take the sensor out while you push the both ends of the sensor inward Paper empty sennsor ...

Page 33: ...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 To replace the PTL module Release the three tabs latching the sensor using a phillips screwdriver then push the sensor down M3 x 8 ...

Page 34: ...e the thermistor assembly make sure that it puts in place To replace the thermistor assembly Remove one screw and remove the thermistor assembly To replace the transfer roller bushings left and right Release each tab latching the left and right holder then push the holder down ...

Page 35: ...ou remove the sensor you should remove Controller Board see page 4 3 Main Cover see page 4 7 MP Tray see page 4 6 Engine Board see page 4 17 2 Remove one screw then remove the ICU shield 3 Remove two screws securing the sensor to the main frame 4 Remove two screws then remove the sensor ...

Page 36: ...onics Disassembly and Reassembly 4 16 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 37: ...4 24 Samsung Electronics Disassembly and Reassembly Memo ...

Page 38: ...printing Black vertical stripes Model ML 6100 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 39: ... 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 40: ...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 41: ... 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 42: ... 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 43: ...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 44: ...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 45: ...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 46: ...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 47: ...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 48: ...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 49: ...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 50: ... 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 51: ...2 Model ML 6100 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 52: ...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 53: ...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 54: ...l ML 6100 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 55: ...host 6 Model ML 6100 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 56: ...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 57: ...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 58: ...ervals Stains on back of page Model ML 6100 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 59: ...t Model ML 6100 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 60: ...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 61: ... 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 62: ...on When printing on xerographic paper from cassette the printed image is diffused Poor fusing grade 1 Model ML 6100 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 63: ...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 64: ...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 65: ...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 66: ...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 67: ...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 68: ... 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 69: ... 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 70: ... 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 71: ...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 72: ...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 73: ...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 74: ...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 75: ...ing Error code 3 060 Fault Description When printing error message is printed out Memory Overflow Model ML 6100 Check Control board Cause Insufficient printer memory Solution Install optional SIMM memory in the control board Remark Others ...

Page 76: ... 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 77: ...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 78: ...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 79: ...rved Vertical line getting curved Model ML 6100 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 80: ...sly on All LEDs On Model ML 6100 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 81: ...ting Fault Description When printing image is irregular Jitter Model ML 6100 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 82: ...ray MPF Parts List 6 8 1 MP Tray Parts List 6 8 2 MPF Parts List 6 9 Motor Main Exploded View 6 10 Motor Main Parts List 6 11 Fuser Ass y Exploded View 6 12 Fuser Ass y Parts List 6 13 Pick Up Exploded View 6 14 Pick Up Parts List 6 15 Cassette Exploded View 6 16 Cassette Parts List 6 17 Second Cassette Frame Exploded View option 6 18 Second Cassette Frame Parts List option 6 19 Second Cassette Ex...

Page 83: ...6 2 Samsung Electronics Exploded Views and Parts List 6 1 Main Exploded View 3 8 2 4 7 6 1 9 11 10 12 13 14 18 19 5 17 16 16 2 16 1 15 20 0 ...

Page 84: ... SUB JC92 01045A 1 8 Fuser Ass y 1 9 MEA RACK FEEDER JC97 01078A 1 10 MEA RACK CAST_A4 JC97 01261A 1 11 MEA RACK BOTTOM L JC97 01103B 1 12 MEA RACK BOTTOM R JC97 01102B 1 13 IPR SHIELD SIMM JC70 10234A 1 14 PMO COVER SIMM JC72 41224A 1 15 IPR SHIELD SMPS JC70 10227A 1 16 ELA HOU ENG B D JC96 01350A 1 110V 1 FUSE FERRULE 3601 000003 1 220V 2 FUSE FERRULE 3601 000296 1 17 IPR GROUND ICU JC70 10006A ...

Page 85: ... 19 1 20 1 18 1 17 1 5 1 8 1 12 1 1 15 3 1 15 1 1 15 4 1 15 2 1 11 1 1 11 1 1 8 1 1 8 3 1 8 2 1 5 2 1 5 1 1 35 1 1 35 2 1 31 5 1 31 2 1 31 4 1 31 1 1 34 1 1 34 2 1 34 3 1 34 4 1 31 3 1 11 2 1 11 3 1 19 5 1 19 4 1 19 3 1 19 4 1 17 2 1 17 1 1 17 3 1 19 2 1 19 2 1 1 19 2 2 1 19 2 3 1 19 2 4 1 19 1 1 1 1 1 1 8 1 1 2 1 1 3 1 1 4 1 1 6 1 1 5 1 1 7 1 12 2 1 12 3 1 39 1 15 1 16 1 13 1 14 1 11 1 25 1 ...

Page 86: ...41283A 1 4 PMO HOLDER TR 12 L JC72 41285A 1 16 ROLLER TRANSFER JC75 10962A 1 17 MEA RACK TR HOLDER R JC97 01071A 1 1 SPRING TR 12 JC61 70940A 1 2 PMO BUSHING TR12 R JC72 41060A 1 3 PMO HOLDER TR R 12 JC72 41062A 1 18 GEAR TRANSFER 12 JC66 40949A 19 MEA RACK HOU EXIT JC97 01104A 1 1 PMO HOU_EXIT 250 JC72 41114A 1 2 MEA RACK EXIT ROLLER JC97 01098A 4 2 1 PMO ROLLER_EXIT MAIN JC72 41081A 1 2 PMO ROLL...

Page 87: ...t 3 3 3 2 3 1 3 1 21 3 1 22 3 1 23 3 1 20 3 1 19 3 1 5 3 1 6 3 1 7 3 1 8 3 1 9 3 1 10 3 1 19 3 1 18 3 1 4 3 1 2 3 1 3 3 1 1 3 1 16 3 1 17 3 1 14 3 1 11 3 1 13 3 1 12 3 1 26 3 1 15 3 1 24 3 1 25 3 1 27 3 1 24 3 1 18 3 1 20 6 5 Cover Ass y Exploded View 3 ...

Page 88: ...72B 1 10 PMO STACKER_EXIT C JC72 41373B 1 11 SPRING ES 6107 000133 1 12 IPR PLATE SPRING DEV JC70 10223A 2 13 PMO LEVER_HOOK JC72 40325A 1 14 PMO BUTTON_PANEL LED JC72 41219A 1 15 PMO STACKER SUB JC72 41220A 1 16 PMO CVR_FRONT LED JC72 41368B 1 17 PMO WINDOW_LED JC72 41397A 1 18 PMO COVER_MAIN JC72 41365B 1 19 PMO LOCKER_EXIT JC72 41395A 1 20 PMO GUIDE_DUMMY JC72 41111A 2 21 RCT PAD_DUMMY JC73 309...

Page 89: ... 6 5 19 5 3 5 8 1 5 18 5 7 5 10 5 1 5 9 5 8 4 5 8 2 5 8 3 5 21 5 12 5 20 5 2 5 13 5 11 5 17 5 16 5 15 5 14 5 16 5 24 5 26 5 23 5 26 5 27 5 27 5 22 5 16 4 1 4 6 4 4 4 2 4 5 4 6 4 3 4 7 6 7 MP Tray MPF Exploded View 6 7 2 MPF Exploded View 5 6 7 1 MP Tray Exploded View 4 ...

Page 90: ...st NO Seq Ass y Name Ass y Code Part Name Sub Code Q ty 4 MEA RACK MP TRAY JC97 01202D 1 1 PMO COVER_MP JC72 41377D 1 2 PMO TRAY_MP A JC72 41378B 1 3 PMO TRAY_MP B JC72 41379B 1 4 PMO TRAY_MP C JC72 41380B 1 5 PMO ADJUSTER_P SIDE JC72 41381B 1 6 PMO LOCKER_MP JC72 41398A 2 7 IPR GUIDE LATCH JB70 10906A 1 ...

Page 91: ...72 41357A 1 3 RCT PAD_P U MP JC73 30913A 1 4 IPR GUIDE_P U MP JC70 11083A 1 9 SPRING PICK UP MP JC61 70973A 1 10 IPR GROUND_MP JC70 11084A 1 11 ICT SHAFT_P U MP JC70 40920A 1 12 PMO GUIDE_LEFT PATH JC72 41360A 1 13 PMO ROLLER_IDLE P U JC72 41362A 1 14 PMO HOUSING_P U MP JC72 41363A 1 15 RMO RUBBER_P U MP JC73 40916A 1 16 PMO BUSHING_P U MP JC72 41364A 2 17 GEAR TRANS MP JC66 40965A 1 18 PHOTO INTE...

Page 92: ...6 11 Samsung Electronics Exploded Views and Parts List 6 7 6 10 6 9 6 11 6 4 6 8 6 5 6 6 6 2 6 3 6 1 6 9 Motor Main Exploded View 6 ...

Page 93: ... MOTOR STEP 3101 001144 1 2 GEAR 125 18 JC66 40376A 1 3 IPR BRKT_MOTOR JC70 10985A 1 4 GEAR Z132 50 12 JC66 40959A 1 5 GEAR IDLE FU JC66 40377A 1 6 GEAR FUSER DRIVE JC66 40378A 1 7 IPR BRKT_GEAR JC70 10984A 1 8 GEAR IDLE OPC 12 JC66 40960A 1 9 GEAR OPC DRIVE 12 JC66 40961A 1 10 GEAR FEED DRV 12 JC66 40962A 1 11 GEAR OPC DRV2 JC66 40910A 1 12 FILM BRACKET JC73 00002A 1 ...

Page 94: ... 8 2 12 8 2 2 8 2 3 8 2 11 8 2 7 8 2 9 8 2 10 8 1 8 2 8 2 15 8 2 18 8 2 24 8 2 13 8 2 23 8 2 19 8 2 26 8 2 20 8 2 16 8 2 14 8 2 21 8 2 1 8 2 22 8 2 17 8 2 25 8 2 5 8 2 4 8 2 6 8 2 27 8 2 8 6 11 Fuser Exploded View 8 Samsung Electronics ...

Page 95: ...1A 1 8 PMO FUSER_UPPER JC72 41073A 1 9 PMO ROLLER_EXIT F UP JC72 40342A 4 10 IPR SPRING_EXIT PLT JC70 11067A 4 11 THERMISTOR NTC 1404 001117 1 12 CBF HARNESS FU 110V JC39 40609A 1 110V 12 CBF HARNESS FU 220V JC39 40610A 1 220V 13 SPRING PR JC61 70923A 2 14 BEARING EXIT FU L JC66 10200A 1 15 BEARING EXIT FU JC66 10201A 1 16 GEAR EXIT JC66 40209A 1 17 GEAR FUSER Z32 JC66 40926A 1 18 IPR FUSER_LOWER ...

Page 96: ... Samsung Electronics Exploded Views and Parts List 9 22 9 3 9 8 9 23 9 21 9 3 9 18 9 11 9 19 9 3 9 20 9 13 9 7 9 7 9 12 9 16 9 1 9 12 9 14 9 17 9 2 9 10 9 15 9 9 9 4 9 5 9 3 9 6 6 13 Pick Up Exploded View 9 ...

Page 97: ...DLER JC70 10230A 1 8 IPR SHAFT PICK UP JC70 10231A 1 9 IPR GND_FEED JC70 10991A 1 10 IPR GUIDE_FEED JC70 10992A 1 11 PMO HOUSING P UP JC72 40252A 1 12 PMO ROLLER FEED L JC72 40261A 2 13 PMO ROLLER FEED S JC72 40262A 1 14 PMO SUB HOLDER FEED JC72 40266A 1 15 PMO FRAME_FEED JC72 41115A 1 16 PMO HOLDER FEED 1 JC72 41184A 1 17 PMO HOLDER FEED 2 JC72 41185A 1 18 PMO IDLE PICK_UP JC72 41234A 1 19 RMO RU...

Page 98: ... Electronics Exploded Views and Parts List 10 2 10 5 10 9 10 20 10 10 10 11 10 13 10 12 10 11 10 21 10 24 10 22 10 23 10 14 10 19 10 17 10 18 10 16 10 15 10 6 10 3 10 4 10 1 10 7 10 8 6 15 Cassette Exploded View 10 ...

Page 99: ...0A 1 8 RPR MMP PAD JC73 10911A 1 9 SPRING LOCKER PLATE JG61 70531A 1 10 LABEL R HEIGHT JG68 30572A 1 11 IPR TENSION_LETTER JC70 11085A 2 12 IPR BRACKET_LEGAL JC70 11086A 1 13 IPR BRACKET_LETTER JC70 11087A 1 14 PMO FRAME_CASSETTE JC72 41382B 1 15 PMO GUIDE_CASSETTE JC72 41383B 1 16 PMO GUIDE_S CAST P JC72 41384B 1 17 PMO INDICATOR_EMPTY JC72 41385B 1 18 PMO WINDOW_EMPTY JC72 41386A 1 19 PMO HOLDER...

Page 100: ...8 23 16 23 15 23 7 23 7 23 27 23 24 23 8 23 9 23 6 23 35 23 14 23 3 23 14 23 13 23 10 23 10 23 11 23 19 23 27 23 21 23 22 23 5 23 3 23 20 23 4 23 2 23 12 23 30 23 1 23 28 1 23 28 2 23 28 4 23 28 3 6 19 Samsung Electronics Exploded Views and Parts List 6 17 Second Cassette Frame Exploded View option 23 ...

Page 101: ... 17 IPR FRAME_UPPER JC70 10027A 1 18 PMO ACTUATOR_ARM JC72 40370A 1 19 SOLENOID MAGNET JC33 10001A 1 20 GEAR DOUBLE OPTION JC66 40363A 1 21 MOTOR STEP 3101 001158 1 22 IPR BRKT_MOTOR SCF JC70 10986A 1 23 PMO COVER_REAR JC72 40362B 1 24 PMO COVER_RIGHT SCF P JC72 41390B 1 25 PMO COVER_LEFT SCF P JC72 41389B 1 26 IPR SHIELD PCB SCF JC70 10451A 1 27 PMO BEARING_FEED JC72 40531A 2 28 ELA HOU FEEDER CL...

Page 102: ...9 23 35 21 23 35 20 23 35 16 23 35 8 23 35 17 23 35 15 23 35 1 23 35 5 23 35 3 23 35 7 23 35 22 23 35 11 23 35 13 23 35 4 23 35 23 23 35 26 23 35 24 23 35 25 23 35 14 23 35 9 23 35 4 23 35 10 23 35 6 23 35 8 23 35 2 6 19 Second Cassette Exploded View option 23 35 ...

Page 103: ...3 10911A 1 9 SPRING LOCKER PLATE JG61 70531A 1 10 LABEL R HEIGHT JG68 30572A 1 11 IPR TENSION_LETTER JC70 11085A 2 12 IPR BRACKET_LEGAL JC70 11086A 1 13 IPR BRACKET_LETTER JC70 11087A 1 14 PMO FRAME_CASSETTE JC72 41382B 1 15 PMO GUIDE CST JC72 40306B 1 16 PMO GUIDE 2 ND CAST JC72 41391B 1 17 PMO ROLLER_EXIT JC72 40361A 2 18 SPRING ES 6107 001047 2 19 PMO INDICATOR_EMPTY JC72 41385A 1 20 PMO WINDOW...

Page 104: ...204 4 0604 000001 PHOTO COUPLER TR 50 60 200mW DIP 4 ST PC152 PC153 2 0604 000146 PHOTO COUPLER TRIAC 250mW DIP 6 ST PC151 1 0604 001033 PHOTO INTERRUPTER TR 150mW DIP 4 ST OP1 OP2 OP3 OP4 4 0801 000528 IC CMOS LOGIC 74HCT574 D FLIP FLOP DIP 20P 3 U4 1 0801 000722 IC CMOS LOGIC 74HC245 TRANSCEIVER DIP 20P 30 U6 1 0803 000679 IC TTL 7406 BUFFER DRIVER DIP 14P 300 U205 1 0803 001097 IC TTL 7407 BUFF...

Page 105: ...X6 4MM R292 1 2001 001150 R CARBON S 470KOHM 5 1 2W AA TP 2 4X6 4MM R101 R105 2 2001 001165 R CARBON S 56OHM 5 1 2W AA TP 2 4X6 4MM R216 R219 2 2003 000703 R METAL OXIDE S 470ohm 5 3W AA TP 6x16mm R157 R158 2 2003 000706 R METAL OXIDE S 47Kohm 5 2W AA TP 4 3x12mm R108 1 2004 000002 R METAL 78 7Kohm 1 1 8W AA TP 1 8x3 2 R247 1 2004 000003 R METAL 16 2Kohm 1 1 8W AA TP 1 8x3 2 R237 1 2004 000345 R M...

Page 106: ...z 50ppm 28 AAM 20pF 5 X1 1 2902 001011 FILTER LINE BD1 BD101 BD102 3 2902 001011 FILTER LINE BD103 BD151 BD152 3 3301 000344 CORE FERRITE BEAD ZZ 3 5x6 5mm FB1 FB2 FB3 FB4 FB5 5 3601 000151 FUSE FERRULE 125V 5A FA GLASS 5X20MM F151 1 3601 000157 FUSE FERRULE 125V 8A SB GLASS 5X20MM F101 1 3602 000001 FUSE CLIP 30mohm FH1 FH2 FH3 FH4 4 3704 000235 SOCKET IC 28P DIP SN 2 54mm U2 1 3711 000164 CONNEC...

Page 107: ...50 JP51 JP52 4 JC39 40511A CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JP55 JP56 JP57 JP58 JP59 JP60 JP62 JP63 8 JC39 40511A CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JP602 JP605 JP616 JP7 4 JC39 40511A CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JP617 R412 2 JC39 40511A CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JP65 JP66 JP67 JP68 JP69 JP70 JP71 JP72 8 JC39 40511A CBF HARNESS ML 80 JUMPER AWG22 5...

Page 108: ...10W DA TP 2012 2 2007 000297 R126 1 R CHIP 10Kohm 1 1 10W DA TP 2012 2 2007 000297 R127 1 R CHIP 10Kohm 1 1 10W DA TP 2012 2 2007 000297 R128 1 R CHIP 10Kohm 1 1 10W DA TP 2012 2 2007 000297 R129 1 R CHIP 10Kohm 1 1 10W DA TP 2012 2 2007 000297 R147 1 R CHIP 10Kohm 1 1 10W DA TP 2012 2 2007 000297 R150 1 R CHIP 10Kohm 1 1 10W DA TP 2012 2 2007 000297 R92 1 R CHIP 10Kohm 1 1 10W DA TP 2012 2 2007 0...

Page 109: ...C CHIP 100nF 80 20 50V Y5V TP 2012 2 2203 000192 C150 1 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2 2203 000192 C151 1 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2 2203 000192 C152 1 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2 2203 000192 C153 1 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2 2203 000192 C154 1 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2 2203 000192 C158 1 C CERAMIC CHIP 100nF 80 ...

Page 110: ... R154 R9 6 R CHIP 10OHM 5 1 8W DA TP 2012 Y 1 2007 000312 R167 1 R CHIP 10OHM 5 1 8W DA TP 3216 Y 1 2007 000449 R90 1 R CHIP 180OHM 5 1 8W DA TP 2012 Y 1 2007 000468 R110 R117 R118 R119 R120 R121 6 R CHIP 1KOHM 5 1 8W DA TP 2012 Y 1 2007 000468 R161 R163 R165 R179 R180 5 R CHIP 1KOHM 5 1 8W DA TP 2012 Y 1 2007 000468 R24 R81 R87 R107 R108 R109 6 R CHIP 1KOHM 5 1 8W DA TP 2012 Y 1 2007 000468 R28 R...

Page 111: ...2 Y 1 2203 000938 C151 C153 C155 C158 C165 C166 6 C CERAMIC CHIP 47NF 5 50V NPO TP 2012 Y 1 2203 000938 C169 C170 C181 C182 C183 C184 6 C CERAMIC CHIP 47NF 5 50V NPO TP 2012 Y 1 2203 001002 C40 1 C CERAMIC CHIP 047NF 5 50V NPO TP 2012 Y 1 2203 001158 C83 1 C CERAMIC CHIP 068NF 5 50V NPO TP 2012 Y 1 2404 000128 C62 C82 C186 C19 4 C TA CHIP 10uF 20 16V TP 6032 Y 1 2404 000308 C1 C5 C24 C120 C126 C15...

Page 112: ...U205 1 IC TTL 7406 BUFFER DRIVER DIP 14P 300 N 1 0803 001097 U203 1 IC TTL 7407 BUFFER DRIVER DIP 14P 300 N 1 0903 000219 U3 1 IC MICROCOMPUTER 88C4316 8BIT DIP 64P 8MHz ST N 1 1103 001045 U2 1 IC EEPROM 27E512 64Kx8BIT DIP 28P 600MIL Y 1 1201 000229 U201 1 IC OP AMP 324 DIP 14P 300MIL QUAD 100V m Y 1 1202 000103 U5 1 IC VOLTAGE COMP 393 DIP 8P 300MIL DUAL 36V CMO N 1 1203 000002 U151 1 IC POSI AD...

Page 113: ... 8x3 2mm Y 1 2004 000345 R43 1 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm Y 1 2004 000345 R513 1 R METAL 15Kohm 1 1 8W AA TP 1 8x3 2mm Y 1 2004 000385 R510 R268 2 R METAL 17 4Kohm 1 1 8W AA TP 1 8x3 2 Y 1 2004 000433 R58 R213 2 R METAL 1Kohm 1 1 8W AA TP 1 8x3 2mm Y 1 2004 000544 R508 1 R METAL 21 5Kohm 1 1 8W AA TP 1 8x3 2 Y 1 2004 000691 R153 1 R METAL 3 16Kohm 1 1 8W AA TP 1 8x3 2 Y 1 2004 000699 R5...

Page 114: ...CORE FERRITE BEAD ZZ 3 5x6 5mm Y 1 3601 000003 F151 1 FUSE FERRULE 250V 5A FA GLASS 20X5 2MM Y 1 3601 000296 F101 1 FUSE FERRULE 250V 5A TL CERAMIC 5X20MM Y 1 3602 000001 FH1 FH2 FH3 FH4 4 FUSE CLIP 30mohm Y 1 3704 000235 U2 1 SOCKET IC 28P DIP SN 2 54mm Y 1 3711 000164 CN4 1 CONNECTOR HEADER 1WALL 2P 1R 2 5mm STRAIGHT SN Y 1 3711 000217 CN101 1 CONNECTOR HEADER 1WALL 3P 1R 3 96mm STRAIGHT SN Y 1 ...

Page 115: ...2 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER Y 1 JC39 40511A JP65 JP72 8 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER Y 1 JC39 40511A JP73 JP80 8 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER Y 1 JC39 40511A JP8 JP10 JP11 JP13 4 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER Y 1 JC39 40511A JP81 JP88 8 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER Y 1 JC39 40511A JP89 JP96 8 CBF HARNESS ML 80 JUMPER AWG22 52m...

Page 116: ...6 4MM Y 1 2202 000579 1 C CERAMIC MLC AXIAL 100nF 80 20 50V Z5U TP 2 5x4 Y 1 3404 000116 1 SWITCH TACT 12V 50mA 160gf 6X6X3 6mm SPST Y 1 3711 001096 1 CONNECTOR HEADER BOX 7P 1R 2 5mm ANGLE SN Y 1 JC41 10003A 1 PCB PANEL LED ML 85 84 FR 4 2L 1 6T 47X71 Y Electrical Parts List Samsung Electronics 7 7 Lev SEC Code Location NO Q ty Description Specification Svc 07 3 Panel Board ...

Page 117: ...ation NO Q ty Description Specification Svc 1 0601 001383 LD1 LD10 10 LED ROUND RED 3 0MM 700NM 1 0601 001383 LD11 LD18 8 LED ROUND RED 3 0MM 700NM 1 JC41 10530A 1 PCB PTL ML 5500 FRI 1L T1 6 218X8 5 Y Samsung Electronics 7 8 07 4 PTL Board ...

Page 118: ..._AD5 59 58 P1 5_AD5 P1 6_AD6 57 56 P1 7_AD7 P2 0 33 P2 1 31 30 P2 2 P2 3 29 28 P2 4 P2 5 27 26 P2 6 P2 7 25 24 P3 0 P3 1 23 22 P3 2 P3 3 21 AVREF 43 44 AVSS 42 EA 8 P0 0_P8 P0 1_A9 7 6 P0 2_A10 P0 3_A11 5 4 P0 4_A12 P0 5_A13 3 2 P0 6_A14 P0 7_A15 1 P1 0_AD0 63 62 P1 1_AD1 P1 2_AD2 61 60 P1 3_AD3 15K R55 1 8 JS2 U3 KS88C4316 1N4148 D7 74LS06 U205 1 1 2 FB4 BDCORE 1 8 R56 12K B7 B8 11 1 DIR GND 10 V...

Page 119: ...0 5 6K 5V 24VS1 1NF C17 50V D230 1N4148 1 8 R284 100 5V 100 R285 1 8 1N4148 D228 100 R283 1 8 5 6 1 4 R293 100 50V C41 1NF 1 2 3 4 C11 47UF 10V 5V U205 3 74LS06 E 5VS 100PF C30 50V CN2 SLCON4P DCU 1 8 5VT 1NF C42 50V KSC1008 Q10 B C 5V 24VS1 50V C36 10NF 5 6K R59 1N4148 D226 D227 1N4148 5V 5V CN10 1 2 10NF C24 50V 1N4148 D231 1 2 3 CN103 SLCON3P TONER 1 2 3 5V SLCON2P FAN 50V C31 1NF JS5 SLCON3P C...

Page 120: ...2 1 IN OUT 3 1 2 R239 3 3M T202 TRANS10P 1 10 2 4 ZD204 UZ33B 18V 1 8 R262 9 1K KA7818 U202 24VS1 18V 1 8 R416 2 2K 1 8 R418 10K 18V 86 6K R234 1 8 100NF C229 50V 100NF C209 50V R205 10M 24VS1 3KV C204 470PF 10NF C217 50V 1 8 R227 47K VR204 10KOHM 1 4 7407 U203 1 1 2 1 4 R208 2M 17 4K R268 1 8 24VS1 500V C223 2 2NF R412 1 8 R414 1K HEAT_SINK2 HS201 100UF C228 50V 10M R201 BR 1 4 2KV C220 100PF 3 3...

Page 121: ...02 1N4148 18V 18V 10KOHM VR201 18V 2 2K R501 1 8 JP641 6K C211 470PF U203 5 7407 11 10 1 4 R277 4 7M 2K C203 68PF 1N4148 D500 ESJA58 06 D208 5 6K R260 1 8 5V 7407 U203 2 3 4 1 8 R502 1M 50V KSC1008 Q500 B C E 33K R503 1 8 470PF C202 6K 18V BR R280 30M 5V 2 2nF C500 1 8 R245 12 1K 4 7nF C505 50V 1N4003 D217 7 Q0 5 Q1 Q2 6 D206 ESJA58 06 KSD526 Q202 B C E 1 8 R243 470K 18V 1 8 R274 1 8K 1 8 R250 2 2...

Page 122: ...S58VT OP3 CN4 SLCON2P THER 1N4148 D222 1K R41 1 8 8 15K R22 1 8 24VS1 1 8 R38 5 6K 24VS1 5V Q3 KSC1008 B C E U205 4 74LS06 9 KSC1008 Q8 B C E 50V C45 1NF 1 2K R39 1 8 5 6K R35 1 8 D220 1N4148 LM393 U5 1 1 Q0 3 Q1 Q2 2 100NF C37 50V 5V 5V 50V C504 100UF 5V 1N4148 D4 10NF C10 500V 1NF C43 50V 3 3K R57 1 8 4 3K R37 1 8 BDCORE FB3 24V 100 R30 1 8 10NF C1 50V 1 8 R514 100 5V FEED_CLUCH 1 2 R47 4 7K 1 8...

Page 123: ...4 47UF 50V FH3 6MH L102 1 2 3 4 FH1 24V 5V 100 R104 1 4 5V D10SC4M D152 1 2 3 330 R111 1 8 24VS2 TRIAC Q101 G MT1 MT2 FH2 SLCON4P POW CN12 1 2 3 4 10V 470UF C153 1 8 R152 2K BD102 1 8 R153 3 16K SW151 M_SW 1 3 2 1W R114 0 22 D3SBA60 DB101 1 2 3 4 BDCORE 4 6 100NF C110 50V 470 R157 3W 270 R112 1 4 10 11 12 Q102 SSP5N90 D G S 24VS2 MOC3061 PC151 1 2 1 2 PC123FY PC153 2 4 3 TRANS T101 1 3 5 6 7 1N414...

Page 124: ... U18 AACK 28 ABB 36 32 ARTRY 27 BG BR 219 237 CI 215 CKSTP_IN CKSTP_OUT 216 DBB 145 DBDIS 153 DBG 26 25 DBWO R145 10K 10K R171 39 RA32 1 2 3 4 5 6 7 8 100nF C140 R178 33 C159 100nF 1 2 3 4 5 6 7 8 39 RA14 10K 10K R192 VCC R194 VCC 100nF C177 10K R170 RA28 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 39 7 8 VCC RA27 39 39 RA26 1 2 3 4 5 6 R140 R146 10K VCC 10K 1 2 3 VCC VCC SCF451832 223T LF11 100nF C191 100nF ...

Page 125: ...210 ADDR9 BUSY 72 CCLK 107 CPUTYPE 55 8 DATA0 9 DATA1 DATA10 21 22 DATA11 DATA12 23 24 DATA13 DATA14 25 27 DATA15 28 DATA16 DATA17 29 30 DATA18 DATA19 200 224 ADDR20 225 ADDR21 226 ADDR22 ADDR23 228 229 ADDR24 230 ADDR25 ADDR26 232 233 ADDR27 203 ADDR3 234 ADDR30 ADDR31 235 ADDR4 204 205 ADDR5 ADDR6 206 208 ADDR7 ADDR8 197 A20 ADDR0 198 ADDR1 199 ADDR10 211 213 ADDR11 ADDR12 214 215 ADDR13 ADDR14 ...

Page 126: ...CF451832 223T 1 2 3 10K R106 16V 10uF C82 R34 10K 0 R77 R55 33 R105 0 VCC 10K 10K R94 10K R95 R91 33 R104 C67 10pF 10K R93 10K R37 C97 VCC 100nF R88 68 10pF C58 R87 R80 10K 1K R35 10K C83 68pF C123 100pF C122 100pF VCC 100nF C107 470 R116 C126 VCC 10V 33uF C84 150pF 1nF C92 C57 10pF 100pF C121 R68 0 R82 10 REF 8 VCC VI 7 6 VO XIN 1 XOUT 2 7 8 U14 FS741 GND 5 4 LF 3 100 RA13 1 2 3 4 5 6 R96 10K C56...

Page 127: ...BYTE 26 _CE _OE 28 _RESET 12 _WE 11 18 A7 8 A8 7 A9 29 D0 D1 31 D10 34 D11 36 D12 39 D13 41 D14 43 D15 45 33 D2 35 D3 D4 38 D5 40 D6 42 A0 25 24 A1 6 A10 A11 5 A12 4 A13 3 A14 2 1 A15 48 A16 A17 17 A18 16 23 A2 22 A3 21 A4 20 A5 19 A6 RCS3 WR_FLASH3 ADDR 20 ADDR 20 ADDR 20 U8 AM29F800B 90EC DATA 11 DATA 27 DATA 28 DATA 12 DATA 29 DATA 13 DATA 30 DATA 14 DATA 4 DATA 20 DATA 5 DATA 21 ADDR 2 25 DATA...

Page 128: ...16 69 1 2 3 4 5 6 7 8 3 4 5 6 7 8 RA10 39 39 RA6 1 2 7 8 VCC 37 100 RA11 1 2 3 4 5 6 nDRAMCAS 3 nDRAMRAS 0 nDRAMRAS 1 nDRAMRAS 2 nDRAMRAS 3 DRAMD 16 DRAMD 17 DRAMD 18 DRAMD 19 DRAMD 20 DRAMD 21 DRAMD 22 DRAMD 23 DRAMD 24 DRAMD 25 DRAMD 26 DRAMD 27 DRAMD 28 DRAMD 29 DRAMD 30 DRAMD 31 DR_A 11 DR_A 0 11 DR_A 0 DR_A 1 DR_A 2 DR_A 3 DR_A 4 DR_A 5 DR_A 6 DR_A 7 DR_A 8 DR_A 9 DR_A 10 DR_A 11 DR_CAS3 DR_C...

Page 129: ...00nF R83 33 1NF R111 33 C205 VCC B5 14 B6 13 B7 12 B8 11 DIR 1 GND 10 VCC 20 _G 19 A2 3 A3 4 A4 5 6 A5 A6 7 A7 8 A8 9 B1 18 B2 17 B3 16 B4 15 14 3 VCC 74ACT245 U24 A1 2 74ACT32SCX U12 1 7 2 1 74ACT32SCX U12 3 9 10 8 C208 1NF 13 1NF C204 U28 6 74F14 13 12 100nF C222 VCC 1 J13 2 2 10K J13 1 R103 B4 15 14 B5 13 B6 12 B7 11 B8 1 DIR 10 GND 20 VCC 19 _G VCC 2 A1 3 A2 4 A3 5 A4 6 A5 7 A6 8 A7 9 A8 18 B1...

Page 130: ...0V R129 C193 33UF 33 R160 5 1K 1K R110 470pF C165 29 30 33 R162 5 1K R159 1K R119 J11 1 1 22 LCTL4036E09 19 15 21 14 1K R117 220pF C143 220pF C5 C6 7 8 C7 C8 9 10 C9 6 GND 16 GND C146 15 17 C15 C16 18 19 C17 C18 20 C2 2 3 C3 C4 4 5 U21 74F1071SCX 1 C1 C10 11 12 C11 C12 13 14 C13 C14 6 25 26 R128 5 1K 27 R125 5 1K 220pF 36 2 C129 1K 28 SEN_5V R179 5V1 5V2 18 32 5V2 C142 220pF 220pF C144 R120 1K 1K ...

Page 131: ...156 470pF C153 4 VCC 5 9 3 14 16 15 2 1 3 B12 J6 1 1 2 8 2 74F14 U15 4 9 VCC 7 18 470pF C170 VCC C151 470pF R132 3 3K B13 2 1 R133 8 11 10K 10K R122 R137 21 3 3K 22 1nF C154 10 4 C169 470pF 23 10K R134 5 1K 24 19 R138 20 17 1nF C152 470pF C158 13 12 1 2 3 4 5 6 7 8 RA22 100 74F14 U15 5 11 10 nPRINT LSYNC nFSYNC RDY nEMSG EXITP nEBSY nCMSG CCLK EVIDEO ...

Page 132: ...6 7 8 RA2 39 13 VCC C27 100pF 28 12 B4 2 1 24 20 19 16 22 18 1K R24 4 5 7 8 5 6 7 8 3 39 1 2 3 4 39 RA1 1 2 3 4 5 6 7 8 RA3 2 1 25 B2 26 27 29 VCC C14 100nF 22pF 2 1 23 C17 11 B1 14 15 17 2 21 6 30 9 10 B3 2 1 IOCS3 WR ADDR 4 DATA 30 DATA 31 DATA 27 DATA 28 DATA 26 DATA 24 DATA 25 ADDR 5 ADDR 6 ADDR 7 DATA 24 31 RD EIRQ1 DATA 29 ...

Page 133: ...20 R54 0 R64 10K 10 18 3 U4 4 74F08 13 12 11 U4 1 74F08 7 GND 1 2 VCC 14 47 45 46 51 48 53 55 56 VCC 2 FX2M6A 60P 1 27DSAL J4 31 31 14 10K R23 16 R22 0 VCC 52 1 2 3 4 5 6 7 8 RA9 1 2 3 4 5 6 7 8 RA4 39 4 5 6 7 8 39 39 1 2 3 DATA 22 DATA 23 DATA 24 DATA 25 DATA 26 DATA 27 DATA 28 DATA 29 DATA 30 DATA 31 DATA 18 DATA 17 DATA 16 WR IOCS1 IOCS2 DATA 19 DATA 16 31 DPO_RST RA8 IOCS1 EIRQ2 ADDR 5 ADDR 4 ...

Page 134: ...3T 1 2 3 C5 33uF 10V VCC R52 1 5K C23 10pF 150pF C221 100nF C32 100pF C18 C30 33pF C21 100pF C20 22pF 22pF C4 11 R42 10K 74ACT32SCX U3 4 12 13 1 787780 1 CN2 1 1 2 4 3 Y1 MA 506 48MHz 1uH B14 VCC R200 R27 1M 0 R16 16V 10uF C62 470 10 8 20 74ACT32SCX U3 3 9 R31 GND1 GND2 21 23 GND3 4 INTR MODE0 25 24 MODE1 27 XOUT V3 3 18 VCC1 22 XIN 26 RD 16 RESET WR_SK 3 7 A0 ALE SI CLKOUT 28 19 D D 20 D0 SO 8 9 ...

Page 135: ... 8 18 Schematic Diagrams SW1 LED4 LED5 GREEN LED3 LED2 LED1 VCC PANEL 7P 7 6 5 4 3 2 1 J1 C1 104 R5 180 LED1 GREEN LED2 AMBER LED3 AMBER LED4 RED R1 180 R2 180 R3 180 R4 180 READY PAPER MANUAL ERROR POWER 8 3 Panel Board ...

Page 136: ...ON2P CN4 1 2 DLCON_10P CN1 1 10 2 330PF C7 50V 1K R5 4 24V SLCON2P FAN CN2 1 2 Q1 KSC1008 B C E 2 3 D2 DIODE_3P 1 2 3 CN3 SLCON4P 1 2 3 50V C9 10NF 330PF C8 50V DIODE_3P D3 1 5V 50V C10 10NF R7 1K C1 10UF 50V 1 8 R12 5 6K 5 6K R8 4 17 OUT4 13 PHASE1 8 PHASE2 RC1 12 9 RC2 15 REFE SENSE 6 SENSE1 16 50V C4 820PF 5V 5V A2918SWV U1 ENABLE1 14 7 ENABLE2 E1 18 3 E2 GND 10 5 LOAD 11 LOGIC 1 OUT1 OUT2 2 OU...

Page 137: ...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 5 PTL Diagram ...

Page 138: ...XDA 14 31 RXDB SYNCA 12 33 SYNCB TRXCA 15 CTSA 21 25 CTSB 1 D0 D1 2 44 D2 D3 3 43 D4 D5 4 42 D6 5 D7 22 DCDA DCDB 24 DTRA 19 27 DTRB 37 D_C 35 GND1 330PF C11 Z85230 U1 39 A_B CE 38 1 2 7 3728MHZ OSC1 CLK 3 2 GND NC 1 4 VCC R10 27 27 R11 BEAD B4 R6 33 VCC R13 27 C8 330PF 0 1UF C19 100PF C14 B1 BEAD 1 2 2 3 74LS14 U6 3 4 VCC C7 330PF U6 74LS14 1 2 U5 74F32 1 U6 74LS14 5 6 BEAD B21 2 VCC VCC B5 BEAD ...

Search results

Summary of Contents for WC-M15i Series

Reviews:

Related manuals for WC-M15i Series

Brands by name

Popular brands

Samsung WC-M15i Series, Service Manual

Search results

Summary of Contents for WC-M15i Series

Reviews:

Related manuals for WC-M15i Series

Brands by name

Popular brands