Service manual

Operating Principles
EPSON FX-880/FX-1180 Service Manual
2-15
The following illustration shows the control circuits in block diagram form.
Figure 17. Control Circuit Block Diagram
G.A.
E05B50
(IC2)
PF Motor
Driver
CR Motor
Driver
Parallel I/F
Control Panel
Type B I/F
(Optional)
Printhead
Driver
Printhead
CPU
TMP96C141AF
(IC3)
EEPROM
Reset IC
Thermistor
Rear PE
Sensor
Front PE
Sensor
HP Sensor
Release Lever
Sensor
PG Sensor
35 V Sensor
CG
PSRAM
ROM
Address Data Bus