Oki 3320, 3321 specifications Figure C-3-1

1The 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?

V

90ns

+ 4 to + 5V

0 to + 1V

T (ns)

Figure C-3-1

No Replace the OSC.

Yes Is a RST signal in Q3 is as specified in Figure C-3-2?

5V

0V

Figure C-3-2

No Check the RST circuit on the SDCT board.

A

C – 8