Oki Microline 3320 - Page 149

C – 8
1 The data is not received using a serial interface.
(A protocol is set to READY/BUSY state, and BUSY LINE is in SSD + state.)
Is the OSC oscillation waveform as specified in Figure C-3-1?
No Replace the OSC.
Yes Is a RST signal in Q3 is as specified in Figure C-3-2?
No Check the RST circuit on the SDCT board.
A
Figure C-3-1
Figure C-3-2
V
T (ns)
+ 4 to + 5V
0 to + 1V
90ns
5V
0V