Read Panasonic FP-7742 / FP-7750 Service Manual online
Rear Jacket
Unpacking/
Installation
Troubleshooting
PCB Connector and
Signal Information
Component
Location
Preventive
Maintenance
Contents / Index
I. Component Location
1.1 Inner View .......................................................................................... 1-1
1.2 Fan/Motor Location ............................................................................ 1-2
1.3 Sensor Location ................................................................................. 1-3
1.4 Solenoid/Clutch/Discharge Lamp Location ........................................ 1-4
1.5 PCB Location ..................................................................................... 1-5
II. Preventive Maintenance
2.1 Maintenance Chart ............................................................................ 2-1
III. PCB Connector and Signal Information
3.1 Main CPU PCB .................................................................................. 3-1
3.2 Control Panel PCB ........................................................................... 3-16
3.3 Paper Feed Driver PCB ................................................................... 3-24
3.4 Automatic Duplex Unit Driver PCB .................................................. 3-28
3.5 Low Voltage Power Supply PCB ..................................................... 3-32
3.6 AC Driver PCB ................................................................................. 3-45
IV. Troubleshooting
4.1 Service Mode ..................................................................................... 4-1
(1) Service mode function ............................................................. 4-1
(2) Service mode procedure ......................................................... 4-2
(3) F4 mode .................................................................................. 4-4
(4) F5 mode copier function programming ................................. 4-16
(5) F6 mode adjustment and programming ................................ 4-21
(6) F7 mode electronic counter ................................................... 4-26
(7) F8 mode copier operation adjustment ................................... 4-27
4.2 Self-diagnostics/Machine Malfunctions ............................................ 4-29
(1) User error .............................................................................. 4-29
(2) Paper jam .............................................................................. 4-35
(3) Machine error ........................................................................ 4-38
4.3 User Preset Mode ............................................................................ 4-53
V. Unpacking/Installation
5.1 Installation Requirements .................................................................. 5-1
5.2 Contents Check ................................................................................. 5-1
5.3 Unpacking .......................................................................................... 5-1
5.4 Installation Procedure ........................................................................ 5-2
5.5 Adjustment ......................................................................................... 5-7
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