Oki OKIFAX OF-38 Field Service Manual - page 118
of
284
4.2
Self-Diagnosis Tests
Service personnel can check various test items by using this self-diagnostic test
function.
(1)
Procedure of the self-diagnosis test mode
a)
Turn ON AC power switch.
b)
Turn ON
of
on the
PC board.
(Refer to sub-item 3.6.2.1 in Chapter 3.)
c)
Depress the PROGRAM key for 5 seconds or more.
The LC Display shows:
d)
Selecttap No. xx.
Refer to Table
4 - 3