Sony UP-890CE Service Manual page 44

8bit
SCKO
yy
SCREEN PRINTING MODE COPY CLOCK
bit 14 set
S00 8bi
ay Wi the
SCREEN PRINTING MODE COPY
'
PM FW 14 set
MS2
ag
Se eee
eee
ee
eee
ae
1C301-@, @
MOTOR START, SPEED
-MS1
H
*PM CW L
1C301-@, ®
- INT-V
1C301-@ lf If : I STABLE I
SCREEN PRINTING UNSTABLE PERIOD 4-24 mSec.
TIMING PULSE 10-20 pulse
Fig. 5-5. Timing from memory writing till printing
Operation
100 msec before this operation.
*Note 2: This operation only occurs if a video signal is input to the video memory.
follows :
PM FW, PM CW: -
- - Turn ON/OFF the platen motor
(forward, reverse)
MS1, MS2----:-
Switches HIGH/LOW
of the platen motor
speed, between 2 to 4 speed.
es.) ao