OKIFAX 5700/5900
7 - 18
7.14
MF Send Test
Start
No
MF signal appears
across L1 and L2?
Yes
MF signal appears across Pin 2 (S)
and Pin 1 (0V) of CN201 (C34 or H34)
Replace C34 or H34
Modem Board.
Replace WN5 Board.
Solved?
Replace MCNT (R76) Board.
Signal route:
CN3-15, 16
→
T1-3, 1
→
CN1-3, 4
End
No
Yes
Yes
No
Return to section 7.1
Connect oscilloscope probe
across the line terminals
L1 and L2.
Perform MF SEND TEST.
(See 6.11.)
Possible cause:
CML signal
Signal route:
IC202-9
→
IC203-6, 7
→
IC203-2, 1
→
CN201-2
MF signal appears across CN12-A8, B8
(S) and CN12-A12, B12 (0V)
of MCNT (R76) Board?
Replace MCNT (R76) Board.
No
Yes
Signal route:
CN11-A25
→
CN12-A8, B8 (S)
Summary of Contents for OKIFAX 5700
Page 6: ...CHAPTER 1 GENERAL INFORMATION ...
Page 90: ...CHAPTER 2 INSTALLATION PROCEDURE ...
Page 102: ...OKIFAX 5700 5900 2 12 3 Document stacker Hang the document stacker onto hanging position ...
Page 204: ...OKIFAX 5700 5900 2 114 Typical Transmission flow ...
Page 205: ...OKIFAX 5700 5900 2 115 Typical Reception flow ...
Page 210: ...CHAPTER 3 BRIEF TECHNICAL DESCRIPTION ...
Page 218: ...CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY ...
Page 223: ...OKIFAX 5700 5900 4 5 Appearance of the OKIFAX 5700 5900 ...
Page 248: ...CHAPTER 5 ADJUSTMENTS ...
Page 252: ...CHAPTER 6 CLEANING AND MAINTENANCE ...
Page 278: ...CHAPTER 7 TROUBLESHOOTING AND REPAIR FOR OKIFAX 5700 5900 ...
Page 390: ...C34 OKIFAX 5700 5900 A3 40 IC201 Pin Assignment ...
Page 405: ...Appendix B DescriptionsofPrintOperation ThirdEdition December 1998 Oki Data Corporation ...
Page 427: ...Appendix C Not used at this time ...
Page 430: ...OKIFAX 5700 5900 D 1 Section 1 CABINET ASSEMBLY ...
Page 432: ...OKIFAX 5700 5900 D 3 Section 2 CONTROL PANEL ASSEMBLY ...
Page 434: ...OKIFAX 5700 5900 D 5 Section 3 PRINTER ASSEMBLY 53 54 ...
Page 437: ...OKIFAX 5700 5900 D 8 Section 4 BASE ASSEMBLY ...
Page 439: ...OKIFAX 5700 5900 D 10 Section 5 FRAME ASSEMBLY SCANNER L ...
Page 441: ...OKIFAX 5700 5900 D 12 Section 6 FRAME ASSEMBLY SCANNER U ...
Page 443: ...OKIFAX 5700 5900 D 14 Section 7 CABLES OPTION BOARDS ...
Page 445: ...Appendix E Not used at this time Oki Data Corporation ...
Page 446: ...Appendix F Not used at this time Oki Data Corporation ...
Page 447: ...Appendix G PC Loading FirstEdition February 1999 Oki Data Corporation ...
Page 465: ...Appendix H RMCS SYSTEM MANUAL For Model 30 FirstEdition Oki Data Corporation ...
Page 466: ......