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FAX-L260i Chapter 3: Maintenance & Service
(J201)
8.2 Connector Name and Signal Descriptions
SCNT board
Connector name
Connected to
Description
J1
Power supply unit
Input connector for +5V and +12V DC voltage converted
by the PSU.
J2
Toner sensor
Receives detection signals from the toner sensor.
J3
Speaker
Connects to speaker.
J4
G4 board (J1)
The +5V DC from the power supply unit is supplied to the
G4 board via the SCNT board. Also, the G3 communication
signal sent from the G4 board to the SCNT board.
J5
G4 board (J2)
Image data is exchanged between the SCNT board and the
G4 board through the centronics interface.
J6
Contact sensor
Connects between scanning section and contact sensor. Its
purpose is to drive voltage for the contact sensor, and to
receive image signals.
J7
Operation panel ass’y
Connects to Operation panel ass’y. Performs keyinput data
exchange and LCD data exchange. This also includes docu-
ment sensor and document edge sensor signals.
J8
PCNT board (J201)
Conducts data exchange of the document feed motor con-
trol signal, the printer image data and the printer commands
and status.
G4 board
Connector name
Connected to
Description
J1
SCNT board (J4)
See SCNT board (J4)
J2
SCNT board (J5)
See SCNT board (J5)
PCNT board
Connector name
Connected to
Description
J201
SCNT board (J8)
See SCNT board (J8)
J202
Paper sensor
Receives detection signals from the paper sensor.
Paper edge sensor
Receives detection signals from the paper edge sensor.
J203
Fixing heater
The signals for the fixing ass’y temperature control-
Scanner unit
ler, and the LASER and scanner motor controllers are being
exchanged.
J401
Main motor
Supplies drive voltage for the main motor.
Document feed motor
Supplies drive voltage for the document feed motor.
J402
Front cover/
Receives detection signals from the front cover/
cartridge sensor
cartridge sensor.
J403
Power supply unit
Input connector for +5V and +12V DC voltage converted
by the PSU.
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