OKIFAX 5700/5900
7 - 15
7.12
Tone Send Test
Perform TONE SEND TEST.
(See 6.8.)
Start
No
Tones appear at
L1 and L2?
Connect leads of frequency
counter (or oscilloscope)
across the line terminals
L1 and L2.
Yes
Note 1:
Note 2
:
Tones appear 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:
IC202-9
→
IC203-6, 7
→
IC203-2, 1
→
CN201-2
Signal route:
CN3-15, 16
→
T1-3, 1
→
CN1-3, 4
Possible cause:
CML signal
End
Return to section 7.1
No
Yes
Tones appear across Pin A8, B8 (S)
and Pin A12, B12 (0V) of CN12 (R76)?
Replace MCNT (R76) board.
Signal route:
CN11-A25
→
CN12-A8, B8 (S)
No
Yes
Yes
No
The tonal frequency (2100 Hz) will be sequentially
sent for 5 seconds on the line terminals L1 and L2.
As an example, signal route uses the WN5 (NCU)
board.
Содержание OKIFAX OF5900
Страница 6: ...CHAPTER 1 GENERAL INFORMATION...
Страница 90: ...CHAPTER 2 INSTALLATION PROCEDURE...
Страница 102: ...OKIFAX 5700 5900 2 12 3 Document stacker Hang the document stacker onto hanging position...
Страница 204: ...OKIFAX 5700 5900 2 114 Typical Transmission flow...
Страница 205: ...OKIFAX 5700 5900 2 115 Typical Reception flow...
Страница 210: ...CHAPTER 3 BRIEF TECHNICAL DESCRIPTION...
Страница 218: ...CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY...
Страница 223: ...OKIFAX 5700 5900 4 5 Appearance of the OKIFAX 5700 5900...
Страница 248: ...CHAPTER 5 ADJUSTMENTS...
Страница 252: ...CHAPTER 6 CLEANING AND MAINTENANCE...
Страница 278: ...CHAPTER 7 TROUBLESHOOTING AND REPAIR FOR OKIFAX 5700 5900...
Страница 326: ...Appendix A PC Board Descriptions and Operation FirstEdition February 1999 Oki Data Corporation...
Страница 390: ...C34 OKIFAX 5700 5900 A3 40 IC201 Pin Assignment...
Страница 405: ...Appendix B DescriptionsofPrintOperation ThirdEdition December 1998 Oki Data Corporation...
Страница 427: ...Appendix C Not used at this time...
Страница 430: ...OKIFAX 5700 5900 D 1 Section 1 CABINET ASSEMBLY...
Страница 432: ...OKIFAX 5700 5900 D 3 Section 2 CONTROL PANEL ASSEMBLY...
Страница 434: ...OKIFAX 5700 5900 D 5 Section 3 PRINTER ASSEMBLY 53 54...
Страница 437: ...OKIFAX 5700 5900 D 8 Section 4 BASE ASSEMBLY...
Страница 439: ...OKIFAX 5700 5900 D 10 Section 5 FRAME ASSEMBLY SCANNER L...
Страница 441: ...OKIFAX 5700 5900 D 12 Section 6 FRAME ASSEMBLY SCANNER U...
Страница 443: ...OKIFAX 5700 5900 D 14 Section 7 CABLES OPTION BOARDS...
Страница 445: ...Appendix E Not used at this time Oki Data Corporation...
Страница 446: ...Appendix F Not used at this time Oki Data Corporation...
Страница 447: ...Appendix G PC Loading FirstEdition February 1999 Oki Data Corporation...
Страница 465: ...Appendix H RMCS SYSTEM MANUAL For Model 30 FirstEdition Oki Data Corporation...
Страница 466: ......