Oki OKIFAX OF-38 Quick start guide

OfClFAx OF-38
Facsimile Transceiver
HELD SERVICE HANDBOOK

OKIFAX OF-38 FACSIMILE TRANSCEIVER
FIELD SERVICE HANDBOOK
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CONTENTS
Page
CHAPTER 1.
GENERAL INFORMATION ..............................
1 - 1
1.1
Features ..................................................
l-1
1.2
General Appearance
.......................................
1 - 3
CHAPTER 2. SPECIFICATIONS
_. _. . . . . 2 - 1
CHAPTER 3.
3.1
3.2
3.2.1
3.3
3.3.1
3.4
3.5
INSTALLATION _. . . . . . . . . . . _.
3-l
General _._......_._.._______._...........______..........
3-l
InstallationSite ...........................................
Environments
.....................................
.._
....
Unpacking ...............................................
UnpackingProcedure .....................................
ContentsChecking ........................................
AC Cord Connection
......................................
3-2
3-2
3-2
3-2
3-3
3-3
3.6
Initial Settings
.............................................
3 -4
3.6.1 General
....................................................
3 - 4
3.6.2
SettingonPC Board ....................................... 3-6
3.6.3 Programming by
Tenkey Operation
......................... 3-19
3.7 Telephone and Line Connection
.............................
3 - 47
3.8 Frame Ground Connection
.................................
3 - 48
3.9
RS-232C Interface Connection
...............................
3 - 49
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3.10
Accessory Installation
......................................
3 - 50
3.10.1
Thermal Recording Paper
...................................
3 - 50
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3.10.2
Document and Copy Stackers ............................... 3 - 52
3.11
AC Power Setting Change .................................. 3 - 53
3.12 Off-line Test
.............................................. 3 - 54
3.13
On-lineTest ............................................... 3-55
3.13.1 General
................................................... 3-55
3.13.2
Reception ................................................. 3-56
3.13.3
Transmission .............................................. 3 - 56
CHAPTER 4.
4.1
4.2
4.3
4.4
4.5
MAINTENANCE
4-1 ..
..........................................
-.
Routine Inspection
.........................................
4- 1
Self-Diagnosis Tests
........................................
4- 3
Protocol Dump Printing
....................................
4- 18
ListofErrorDataontheReport ............................. 4-23
ListofServiceCodeontheReport ........................... 4-25
CHAPTER 5.
5.1
5.1.1
5.1.2
5.1.3
5.1.4
5.1.5
5.1.6
ADJUSTMENT ........................................... 5- 1
Electrical Adjustments
.....................................
5- 1
Ringing Signal Detection Sensitivity
.........................
5 - 1
DialToneandBusyToneDetectionLevel(1) .................. 5-3
Dial Tone and Busy Tone Detection Level (2) .................. 5 - 5
NAK Tone Detection ........................................ 5 - 7
BuzzerSound ............................................. 5-9
Near End (Black-Belt) Detection ............................. 5 - 10
5.2
Optical Adjustment
........................................
5- 12
5.2.;
General ................................................... 5-12
5.2.2 Setting-up for Adjustment
..................................
5 - 15
5.2.3 Measurements/Adjustments
................................ 5 - 16
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CHAPTER 6.
6.1
6.1.1
6.12
6.1.3
6.1.4
6.1.5
6.1.6
6.1.7
6.1.8
6.1.9
6.1.10
6.1.11
6.2
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.2.6
6.2.7
6.2.8
6.2.9
CHAPTER 7.
DISASSEMBLY & ASSEMBLY
.......................... 7-1
7.1
7.1.1.
7.1.2
7.2
7.3
How to Disassemble and Perform Assembly
.................. 7 - 5
7.3.1
FrontCover ............................................... 7-7
ADJUSTMENT ........................................... 6-
1
Electircal Troubleshooting Flow Chart
.......................
6- 1
Overall ................................................... 6-1
NoGoodLCDOperation .................................... 6-3
LitAlarmLED ............................................. 6-5
Abnormal Print-out
........................................
6- 6
NoGoodLocalCopy ....................................... 6-7
No Dial-Tone Detection
.................................... 6 - 9
NoAuto-Dialing
...........................................
6- 12
Transmission Communication Trouble
.......................
6- 14
NoAuto-Reception ............................. ...........
6- 16
Reception Communication Trouble
..........................
6- 17
Troubleshooting the Power Supply Unit
.....................
6- 19
Mechanical Troubleshooting
...............................
6- 23
Non-fed Document
........................................
6- 23
Multi-Feeding
...
:.
........................................
6 - 25
DocumentJam ............................................ 6-26
DocumentSkew ........................................... 6-27
RecordingPaperJam ....................................... 6-28
Recording Paper Skew
.....................................
6 - 29
Automatic Cutter Malfunction
..............................
6- 30
CutterAlarm .............................................. 6-31
HeatAlarm ............................................... 6-32
General ................................................... 7-l
Precautions for Parts Replacement
..........................
7 - 1
Tools ..................................................... 7-l
General Mechanical Structure
...............................
7- 2
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7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
7.3.7
7.3.8
7.3.9
7.3.10
7.3.11
7.3.12
7.3.13
7.3.14
7.3.15
7.3.16
FluorescentLamp
.......................................... 7-10
OPE(M) PC Board ......................................... 7-12
MODEM PC Board
........................................
7- 13
NCU PC Board
............................................ 7-15
MCNTZ PC Board, MCNTl PC Board, RR PC Board.
MB PC Board
............................................. 7-16
Side Cover(L), PCl, PC2, OPE (5) PC Board
..................
7- 20
Compartment Cover, Document Width Detection Switches 7
- 24
RearCover
................................................ 7-27
Side Cover (RI, Power Supply Unit
...........................
7 - 28
..~
Thermal Head Assembly
....................................
7 - 30
_~~~
SNS PC Board
.............................................
7-35
ADF Roller, Feed Rollers, AUX PC Board
.....................
7 - 37
AUX PC Board ............................................ 7-40
Pulse Motors & Gear Box, Cutter Unit, Print Roller
............. 7 - 42
Separation Rubber
.........................................
7 - 46
CHAPTER 8. BRIEF TECHNICAL DESCRIPTION . .
_ . . . . . . . . . . .
a- 1
a.1
8.1.1
8.1.2
8.1.3
8.1.4
a.2
a.3
PC Board and Unit
. . . .
8 - 1
PC Board
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
a-l
,-
Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
a-l
-,
Overall Circuit Diagram
_. . . . . . . . . . . . . . . . . . . . .
a- 1
General Block Diagram
___ __ ___.__...._._..: . . . . . . . .
8- 1
Signal Flow
................................................ a- 4
RS-232C Interface
......................................... 8 - 11
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CHAPTER I:
GENERAL INFORMATION
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CHAPTER 1.
GENERAL INFORMATION
1.1
Features ................................................. l-l
1.2
GeneralAppearance
............................
. ......... l-3
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CHAPTER 1. GENERAL INFORMATION
1.1
Features
The OKIFAX OF-38 has the following main features:
(1) Extra fine resolution
(2) MMR coding scheme
(3) CCITT ECM
(4) Image memory capacity: 1 M byte, 2M byte (option)
(5) 16-halftone transmission
(6) 60 one-touch keys
(7) One-touch key programing function
(8) 252 3-digit location codes
(9) Splittransmission
(10) 3 kindsofthecall back message
(11) Automatic page retransmission
(12) Print multi-copies at remote
(13) Sequential broadcasting
(14) 50 different delay times transmission
(15) Relay broadcast
(16) Relay broadcast initiation
(17) Ciphercommunication
(18) Feedertransmission
(19) Unique location parameter
(20) Function key programing
(21) Confidential reception
(22) No paper receive
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(23
(24
(25)
(26)
(27)
(28)
(29)
(30)
(31)
TSI printing
Acoustic monitor
RS232Cinterface applications
Verification stamp
11 management reports print-out
22 local diagnosis tests
29 user’s function settings
42 configkation program settings
44 serviceman’s program settings
1-2