Canon PC420 - Signals;Abbreviations Lista-3; Signals

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APPENDIX

A-3

B. SIGNALS/ABBREVIATIONS LIST

What follows below is a list of signals and abbreviations used in the chapters of the

manual and circuit diagrams.

The abbreviations within parentheses represent analog signals, which cannot be

expressed in terms of ‘1’ or ‘0’.

1. Signals

ACBTP AC BIAS TIMING PULSE COMMAND

[AE] AE SIGNAL

CBSD COPYBOARD DRIVE SOLENOID DRIVE COMMAND

DCBPWM DC BIAS CONTROL COMMAND

DCTPWM TRANSFER DC BIAS CONTROL COMMAND

DGT0 OSCILLATION SIGNAL 0

DGT1 OSCILLATION SIGNAL 1

DGT2 OSCILLATION SIGNAL 2

HTRD FIXING HEATER DRIVE COMMAND

HVPAC PRIMARY AC BIAS ON COMMAND

HVPDC PRIMARY DC BIAS ON COMMAND

HVPHO PRIMARY DC BIAS HIGH OUTPUT COMMAND

HVTDC TRANSFER DC BIAS ON COMMAND

KEYR0 RETURN SIGNAL 0

KEYR1 RETURN SIGNAL 1

LAPWM LAMP DRIVE COMMAND

[LID] LAMP INTENSITY DETECTION SIGNAL

MMCLK MAIN MOTOR CLOCK PULSE SIGNAL

MMD MAIN MOTOR DRIVE COMMAND

PWOFF POWER OFF COMMAND

PWSON POWER SWITCH ON SIGNAL

PUSD PICK-UP ROLLER SOLENOID DRIVE COMMAND

RELAYED RELAY DRIVE COMMAND

RGSD REGISTRATION SOLENOID DRIVE COMMAND

[TH1] THERMISTOR SIGNAL 1

TREV TRANSFER REVERSE DC BIAS ON COMMAND

VPEAK VOLTAGE PEAK DETECT SIGNAL

ZXDP ZERO CROSS DETECTION SIGNAL

Other manuals for Canon PC420