Epson LQ-2550 Technical Manual page 107

State Detection and
, 2.3.4
This section describes the state detection circuits on the ROMA board and sensor signal input circuit.
Table 2-37 lists the state detection circuits onthe ROMA board. Table 2-38 lists the sensors connected
to the ROMA board.
Name
35 V Line Voltage
Detection Circuit
Circuit
C i r c u i t
Sensor Signal Input Circuits
Table 2-37. State Detection Circuits
Description
Monitors the 35 V line voltage
Reads the correction value for bidirec-
Reads the correction value for bidirec-
,
Sub CPU Signal
Reading Port
2-61
REV.-A
,
Reference
Section
2.3.4.2
2.3.4.3