Service manual

(2) Panel control block
The following controls are performed by the Gate array (KQFJ49).
l Operation panel key scanning
l Operation panel LCD display
(3) Mechanism/recording control block
The following controls are performed by Gate array (LZQFJ49).
l TX Motor control
The following controls are performed by CPU (SK?).
l Sensor detection
The following controls are performed by Gate array (TCl60G33:PRINTER PWB).
l Carrier Motor control
l Feed Motor control
TX MOTOR -
CONTROL PWB
PRINTER PWB
D-BUS
A-BUS
(DlS-0)
(A20,21,6-0)
FRONT SENSOR
FRTSNS
PANEL CPU
PWB -
ORGBNS c
SH7040 *
4
__) CARRIER MOTOR
__) FEED MOTOR
1
PIN SENSOR
Fig. 4
5-7