Oki MICROLINE ML320 Maintenance Manual - page 222
of
354
CN3 and the Serial interface board are properly connected?
Serial interface error
l
No Connect them properly.
Yes
Replace the Serial interface. The operation is now normal?
N o
S p a c i n g e r r o r
The waveforms of SPU (pin
SPV (pin 62) and SPW (pin 63) of
1
are the same as
shown in Figure
I
o v
o v
I
I
o v
I
Figure 9
The cycle of SPDA should be
and the rectangular wave should be output.
l-9