Table Of Contents - Panasonic Panafax UF-885 Service Manual

1 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
2 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
2.3 Sub Rear Cover (114),
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
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
2.6 Transmitter Chassis (301),
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
2.8 Toner Sensor (639),
Timing Sensor (610),
Bias Transfer Roller (630) ......................33
2.9 Fuser Unit (431),
Fuser Lamp (408),
Thermistor Assembly (405),
Paper Exit Sensor (610) .........................35
2.10 Fuser Roller (414),
Pressure Roller (409),
Eject Roller (422) ....................................37

Table of Contents

2.11 Fan Duct (520),
2.12 Laser Unit (429),
2.13 ILS PC Board (621),
2.14 High Voltage
2.15 Screw Identification Template ................ 45
3 Maintenance, Adjustments and
Check Points ........................................ 46
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10 LCU PCB................................................ 85
3.11 SRU PCB (Optional) .............................. 88
3.12 Low Voltage
3.13 High Voltage
3.14 CST2 PCB (Option)................................ 94
3.15 CST3 PCB (Option)................................ 98
4 Troubleshooting.................................. 102
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
3
Printer Motor (650),
Motor Bracket (641) ............................... 39
Feed Roller (618),
Paper Feed Roller (746),
Clutch Gear Assembly (660),
Paper Feed Solenoid (744),
Fan Unit (622) ........................................ 41
No Paper Actuator (609),
Catch Magnet (730) ............................... 43
Power Supply (HVPS) (506) .................. 44
Required Tools ...................................... 46
Periodic Maintenance Points.................. 46
Periodic Maintenance Check List ........... 47
Updating the Firmware ........................... 48
ADF Pressure......................................... 49
Printer Unit Test ..................................... 50
General Circuit Diagram......................... 51
FCB PCB................................................ 54
LPC PCB ................................................ 76
Power Supply PCB (POW)..................... 90
Power Supply PCB (HVPS) ................... 92
Initial Troubleshooting Flowchart ......... 102
Improper LCD Display .......................... 103
Information Codes (INFO. CODES) ..... 104
Printed Copy Quality Problems ............ 117
Document Feeder (ADF) ...................... 133
Communications .................................. 136
Information Code Table........................ 142
Diagnostic Codes ................................. 146