Electrical Section; Block Diagram - Sharp AR-D21 Service Manual

[8] ELECTRICAL SECTION

1. BLOCK DIAGRAM

Copier
Y1A
(MCU PWB)
CSSEL(A,B,C)
Y2
1A(PCL,PCS,
TRCL,LUM)
2
(PCL,PCS,LUM)
AI,BI,/AI,/BI
OPCASSEL
Y1B
1B
(PCL,PCS,
TRCL,LUM)
:MULTI CASSETTE LOWER
DATA
SELECTOR
5V
DATA
SELECTOR
TRANSISTOR
ARRAY
24V
MOTOR
DRIVER
CASSETTE INTERFACE PWB
DATA
SELECTOR
5V
DATA
SELECTOR
TRANSISTOR
ARRAY
24V
MOTOR
DRIVER
CASSETTE INTERFACE PWB
:OPTION 2nd CASSETTE or MULTI CASSETTE
AR-D21/D22 ELECTRICAL SECTION
– 8 –
5V
PPD1B
PAP1B
LUD1B
DRS1B
5V
CSS1B
PPD2
PAP2
LUD2
DRS2
24V
CSS2
/PCL1B
/PCL2
/PCS1B
/PCS2
/TRCLB
LUM2D
LUM1BD
24V
MOTOR
(A,/A,B,/B)
24V
5V
PPD1B
PAP1B
LUD1B
DRS1B
5V
CSS1B
PPD2
PAP2
LUD2
DRS2
24V
CSS2
/PCL1B
/PCL2
/PCS1B
/PCS2
/TRCLB
LUM2D
LUM1BD
24V
MOTOR
(A,/A,B,/B)
24V