Sharp AR-RB1 Service Manual page 21

(2) Signal list
SIGNAL NAME
BDD Door open detection 1
BDD2 Door open detection 2
BGSOL Gate solenoid
BIM Paper entry motor
BPFD Full sensor
BPOD Paper exit sensor
BPPD1 Transport sensor 1
BPPD2 Transport sensor 2
BPRD Reverse section sensor
BRM Upper reverse motor
BTM Lower reverse motor
(3) Block diagram
NAME
Detects upper door open.
Detects left door open.
Switches straight or reverse paper exit.
Transports paper in the paper entry section.
Detects paper full on the tray.
Detects paper exit.
Detects paper transport.
Detects paper transport.
Detects paper presence in the reverse section.
Transports paper in the upper section.
Transports paper in the lower section.
AR-RB1 ELECTRICAL SECTION 6 - 2
Function/Operation