Troubleshooting
7 - 7
OKIFAX 5300/5600
Service Manual, P/N 59278301
7.1.6
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. 20)
* 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)
Is the dial tone heard
when handset is lifted?
Check pulse dial/tone dial, dial rate, etc.
Check closed network.
Return to section 7.1.1
Hang up external
telephone set
Manual dial OK?
DIALING on LCD?
TELEPHONE BUSY
on LCD?
(Note 1)
Replace NCU Board.
Solved?
Replace M17-x 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 5300/5600) for testing,
follow this route. Then, if the problem is
unsolved, return to the main route.
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Страница 374: ...Circuit Diagrams C 2 OKIFAX 5300 5600 Service Manual P N 59278301 This page was intentionally left blank...
Страница 376: ...Illustrated Parts List D 2 OKIFAX 5300 5600 Service Manual P N 59278301 1 Cabinet Assembly...
Страница 378: ...Illustrated Parts List D 4 OKIFAX 5300 5600 Service Manual P N 59278301 2 Control Panel Assembly...
Страница 380: ...Illustrated Parts List D 6 OKIFAX 5300 5600 Service Manual P N 59278301 3A Printer Assembly 1 of 2...
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Страница 384: ...Illustrated Parts List D 10 OKIFAX 5300 5600 Service Manual P N 59278301 4A Base Assembly 1 of 2...
Страница 386: ...Illustrated Parts List D 12 OKIFAX 5300 5600 Service Manual P N 59278301 4B Base Assembly 2 of 2...
Страница 388: ...Illustrated Parts List D 14 OKIFAX 5300 5600 Service Manual P N 59278301 5 Scan Unit...
Страница 390: ...Illustrated Parts List D 16 OKIFAX 5300 5600 Service Manual P N 59278301 6 Paper Guide Assembly...
Страница 394: ...Illustrated Parts List D 20 OKIFAX 5300 5600 Service Manual P N 59278301 8 Option Telephone...
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