Схема факса Other OKIFAX 1050/2350/2450

Формат файла: PDF

MECHANICAL DISASSEMBLY AND REASSEMBLY .......................... 4-6
General ................................................................................................................................................ 4-14.1.1
Precautions for Parts Replacement ....................................................................................... 4-1
Tools ...................................................................................................................................... 4-3
How to Disassemble and Reassemble ................................................................................................. 4-34.2.1
LED Print Head ..................................................................................................................... 4-6
ID Unit, Rear Cover, NCU Cover, Main Cover, Separation Plate, NCU Board, Modem Board ........ 4-7
Control Panel Assembly, Paper Guide (U) Assembly. ......................................................... 4-9
Sub-roller, ADF Roller Assembly, Pinch Roller, Contact Image Sensor,Document Detectors (PC1 and PC2). ................................................................................... 4-11
Resist Motor, Drum Motor, Release Guide Assembly, Manual Guide Assembly(only for OKIFAX 2350/2450), Stacker Cover, Fusing Unit ............................................... 4-13
Lower Base, Motor Assembly, Back-up Roller, Transfer Roller ......................................... 4-15
Resist Roller, Hopping Roller, Sensor Plates ....................................................................... 4-17
MCNT Board, Power Supply Unit, Contact Assembly, Transformer .................................. 4-19
ADJUSTMENTS .......................................................................................... 5-7
Setting of LED Print Head Drive Time ............................................................................................... 5-1
Clock Frequency (Confirmation) ........................................................................................................ 5-2
Power Voltage (Confirmation) ............................................................................................................ 5-3
Contact Image Sensor Output Check (Confirmation) ......................................................................... 5-7
CLEANING AND MAINTENANCE .......................................................... 6-8
Replacement of Consumable Parts ...................................................................................................... 6-1
Routine Inspection ............................................................................................................................... 6-3
Printer Counter Display/Clear ............................................................................................................. 6-5
Printer Counter Display/Clear ............................................................................................................. 6-6
Self-diagnosis Test .............................................................................................................................. 6-7
Sensor Calibration Test ....................................................................................................................... 6-11
LED Test ............................................................................................................................................. 6-13
Tone Send Test .................................................................................................................................... 6-14
High-speed Modem Send Test ............................................................................................................ 6-15
High-speed Modem Receive Test ....................................................................................................... 6-17
MF Send Test ...................................................................................................................................... 6-18
Tone (TEL/FAX) ................................................................................................................................. 6-19
Printer Cleaning ................................................................................................................................... 6-20
Protocol Dump Data Printing .............................................................................................................. 6-21
System Reset ....................................................................................................................................... 6-25
Service Code ........................................................................................................................................ 6-26
TROUBLESHOOTING AND REPAIR .................................................... 7-9
Overall Troubleshooting Flow Chart ................................................................................................... 7-2
No LCD Operation .............................................................................................................................. 7-3
ALARM LED On ................................................................................................................................ 7-4
Printing Test Failure ............................................................................................................................ 7-5
No Local Copy .................................................................................................................................... 7-6
Auto Dial Failure ................................................................................................................................. 7-7
Transmission Problem ......................................................................................................................... 7-8
Auto Reception Failure ........................................................................................................................ 7-10
Reception Problem .............................................................................................................................. 7-11
Sensor Calibration Test ....................................................................................................................... 7-13
LED Test ............................................................................................................................................. 7-14
Tone Send Test .................................................................................................................................... 7-15
High-speed Modem Test ..................................................................................................................... 7-16
MF Send Test ...................................................................................................................................... 7-18
Tone (TEL/FAX) Send Test ................................................................................................................ 7-19
No Acoustic Line Monitor ................................................................................................................... 7-20
Power Supply Unit .............................................................................................................................. 7-21