Read Panasonic UF-885 / UF-895 (serv.man2) Service Manual online
Table of Contents
3
General Description ................................... 5
1.1
Overview...................................................5
1.2
General Features and Functions ..............5
1.3
General Specifications..............................7
1.4
Scanner Specifications .............................9
1.5
Printer Specifications ..............................10
1.6
Power......................................................11
1.7
Environment............................................11
1.8
Construction............................................11
1.9
Function Table ........................................15
Disassembly Instruction........................... 18
2.1
General Disassembly Flowchart .............18
2.2
Power Cord (1108),
Telephone Line Cable (1107),
Document Return Tray (138 and 139),
Recording Paper Tray (1106),
Paper Cassette (1018)............................19
Telephone Line Cable (1107),
Document Return Tray (138 and 139),
Recording Paper Tray (1106),
Paper Cassette (1018)............................19
2.3
Sub Rear Cover (114),
Rear Cover (108),
Left Side Cover (107),
Front Cover (105),
Speaker (133) .........................................20
Rear Cover (108),
Left Side Cover (107),
Front Cover (105),
Speaker (133) .........................................20
2.4
Paper Guide Cover (110),
Transmit Guide (117),
SNS Assembly (121) ..............................22
Transmit Guide (117),
SNS Assembly (121) ..............................22
2.5
Low Voltage
Power Supply Unit (502),
FCB PC Board (522),
LCU PC Board (519),
LPC PC Board (555),
Control Panel Unit,
PNL PC Board (214)...............................24
Power Supply Unit (502),
FCB PC Board (522),
LCU PC Board (519),
LPC PC Board (555),
Control Panel Unit,
PNL PC Board (214)...............................24
2.6
Transmitter Chassis (301),
Scanner Assembly (340),
LED Array Assembly (333),
Verification Stamp Assembly ..................28
Scanner Assembly (340),
LED Array Assembly (333),
Verification Stamp Assembly ..................28
2.7
ADF Roller (323),
Pre-Feed Roller (325),
Eject Roller (330),
Feed Roller (328),
Transmission Gear Assembly,
Transmit Motor (346) ..............................30
Pre-Feed Roller (325),
Eject Roller (330),
Feed Roller (328),
Transmission Gear Assembly,
Transmit Motor (346) ..............................30
2.8
Toner Sensor (639),
Timing Sensor (610),
Bias Transfer Roller (630) ......................33
Timing Sensor (610),
Bias Transfer Roller (630) ......................33
2.9
Fuser Unit (431),
Fuser Lamp (408),
Thermistor Assembly (405),
Paper Exit Sensor (610) .........................35
Fuser Lamp (408),
Thermistor Assembly (405),
Paper Exit Sensor (610) .........................35
2.10 Fuser Roller (414),
Pressure Roller (409),
Eject Roller (422) ....................................37
Eject Roller (422) ....................................37
2.11 Fan Duct (520),
Printer Motor (650),
Motor Bracket (641) ............................... 39
Motor Bracket (641) ............................... 39
2.12 Laser Unit (429),
Feed Roller (618),
Paper Feed Roller (746),
Clutch Gear Assembly (660),
Paper Feed Solenoid (744),
Fan Unit (622) ........................................ 41
Paper Feed Roller (746),
Clutch Gear Assembly (660),
Paper Feed Solenoid (744),
Fan Unit (622) ........................................ 41
2.13 ILS PC Board (621),
No Paper Actuator (609),
Catch Magnet (730) ............................... 43
Catch Magnet (730) ............................... 43
2.14 High Voltage
Power Supply (HVPS) (506) .................. 44
2.15 Screw Identification Template ................ 45
Maintenance, Adjustments
and Check Points .................................... 46
and Check Points .................................... 46
3.1
Required Tools ...................................... 46
3.2
Periodic Maintenance Points.................. 46
3.3
Periodic Maintenance Check List ........... 47
3.4
Updating the Firmware ........................... 48
3.5
ADF Pressure......................................... 49
3.6
Printer Unit Test ..................................... 50
3.7
General Circuit Diagram......................... 51
3.8
FCB PCB................................................ 54
3.9
LPC PCB ................................................ 76
3.10 LCU/LCE PCB........................................ 85
3.11 SRU PCB (Optional) .............................. 88
3.12 Low Voltage
Power Supply PCB (POW)..................... 90
3.13 High Voltage
Power Supply PCB (HVPS) ................... 92
3.14 CST2 PCB (Option)................................ 94
3.15 CST3 PCB (Option)................................ 98
Troubleshooting..................................... 102
4.1
Initial Troubleshooting Flowchart ......... 102
4.2
Improper LCD Display .......................... 103
4.3
Information Codes (INFO. CODES) ..... 104
4.4
Printed Copy Quality Problems ............ 117
4.5
Document Feeder (ADF) ...................... 133
4.6
Communications .................................. 136
4.7
Information Code Table........................ 142
4.8
Diagnostic Codes ................................. 146
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