Troubleshooting
7 - 3
OKIFAX 5300/5600
Service Manual, P/N 59278301
7.1.2
No LCD Operation
Properly connect the AC
power cord.
TIME on LCD?
AC Power Cord connected?
Solved?
Yes
Solved?
Start
Return to Sect. 7.1.1
No
+5V SUB at Pin 1
of CN6 (M17-x)?
No
Check SPSU, M17-x
boards and connectors.
No
Replace M17-x
Yes
Replace OPE.
Check M17-x board and
the cable between M17-x
and OPE boards.
+5V SUB at Pin 6 and 7 of
CN1 (OPE UNIT)?
Yes
Yes
No
Yes
Yes
No
No
Return to Sect. 7.1.1
NOTE: Perform this action before
replacing the OPE Panel unit
or the M17-x Board
Summary of Contents for OF5600
Page 376: ...Illustrated Parts List D 2 OKIFAX 5300 5600 Service Manual P N 59278301 1 Cabinet Assembly...
Page 388: ...Illustrated Parts List D 14 OKIFAX 5300 5600 Service Manual P N 59278301 5 Scan Unit...
Page 394: ...Illustrated Parts List D 20 OKIFAX 5300 5600 Service Manual P N 59278301 8 Option Telephone...