Sd3 (Fixing Guide) Control - Konica Minolta 7085/FORCE 85 Service Manual

[5] SD3 (fixing guide) Control

PRCB
5VDC
SGND
DCPS1
SD3 (fixing guide) is driven by ADUSDB (ADU stand
drive board) and controled by serial data sent from
PRCB (printer control board).
1. Operation
When the thick paper mode is selected on the
operation panel, SD3 turns ON after the specified
time from PS45 (leading edge detection) detected
the paper leading edge and lowers the thick paper
conveyance auxiliary plate, widening the paper
feed space. As a result, feeding a thick paper to
the fixing unit becomes smoother.
2. Signal
a. Output signal
(1) SD3 CONT (ADUSDB to SD3)
SD3 drive control signal
[L]: SD3 ON
[H]: SD3 OFF
24VDC
SD3
SD3 CONT
5VDC
PS45
PS45
SGND
ADUSDB
24VDC
PGND
DCPS2
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FIXING UNIT