OF5750/5950 Series January 2001
7 - 7
7.6
Auto Dial Failure
Start
Test other fax machines
under the same
conditions. Do they
dial automatically?
Each location causes
the problem?
Solved?
No
Yes
No
1. Check the line cable.
2. Check the exchange.
Check the following items:
* Off-hook bypass OFF (TF No.19)
* MF/DP (Dial parameter)
* DP rate (Dial parameter)
* DP make ratio (Dial parameter)
* Dial type (Dial parameter)
* Other dial parameters
Note: TF=Technical function
Yes
No (Others cannot dial
automatically either)
Can you hear dial tone when
lifting up your handset?
Check pulse dial/tone dial, dial rate, etc.
Check closed network.
Return to section 7.1
Hang up external
telephone set
Manual dial OK?
DIALING on LCD?
TELEPHONE BUSY
on LCD?
(Note 1)
Replace NCU Board.
Solved?
Replace MCNT (R76)
Board.
Check the following items:
* Programmed one-touch keys
* Programmed two-digit auto dial
code
Yes
Solved?
Yes
No
No
Yes
Yes
Yes
No (Only specific
locations)
Yes
Yes
No
No
Note 1:
No
If you do not have any other fax machine
(OKIFAX 5750/5950) for testing,
follow this route. Then, if the problem is
unsolved, return to the main route.
Note 2: NCU Board is shown as UNC for US version,
WN5 for INT'L version, DN5 for FTZ version
and FN5 for France, and UK version.
Summary of Contents for OKIFAX 5950
Page 9: ...CHAPTER 1 GENERAL INFORMATION ...
Page 101: ...OF5750 5950 Series January 2001 1 92 1 6 21 NIC Information ...
Page 107: ...CHAPTER 2 INSTALLATION PROCEDURE ...
Page 264: ...CHAPTER 3 BRIEF TECHNICAL DESCRIPTION ...
Page 272: ...CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY ...
Page 277: ...OF5750 5950 Series January 2001 4 5 Appearance of the OKIFAX 5750 5950 ...
Page 302: ...CHAPTER 5 ADJUSTMENTS ...
Page 306: ...CHAPTER 6 CLEANING AND MAINTENANCE ...
Page 341: ...CHAPTER 7 TROUBLESHOOTING AND REPAIR FOR OKIFAX 5750 5950 ...
Page 400: ...Appendix A PC Board Descriptions and Operation ...
Page 491: ...Appendix B DescriptionsofPrintOperation ...
Page 513: ...Appendix C Not used at this time ...
Page 516: ...OF5750 5950 Series January 2001 D 1 Section 1 CABINET ASSEMBLY 27 28 29 ...
Page 518: ...OF5750 5950 Series January 2001 D 3 Section 2 CONTROL PANEL ASSEMBLY 11 ...
Page 520: ...OF5750 5950 Series January 2001 D 5 Section 3 PRINTER ASSEMBLY 53 54 31 10 55 52 34 56 ...
Page 523: ...OF5750 5950 Series January 2001 D 8 Section 4 BASE ASSEMBLY ...
Page 525: ...OF5750 5950 Series January 2001 D 10 Section 5 FRAME ASSEMBLY SCANNER L 31 30 33 32 ...
Page 527: ...OF5750 5950 Series January 2001 D 12 Section 6 FRAME ASSEMBLY SCANNER U ...
Page 529: ...OF5750 5950 Series January 2001 D 14 Section 7 CABLES OPTION BOARDS ...
Page 530: ...OF5750 5950 Series January 2001 D 15 28 29 Section 7 CABLES OPTION BOARDS ...
Page 532: ...Appendix E Not used at this time ...