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Line; See; Connector Name And Signal Descriptions - Canon MultiPASS C5000 Service Manual

Canon multipass c5000 inkjet printer.
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8.2 Connector Name and Signal Descriptions

SCNT board
Connector name Connected to
JLINE 1
NCU board
Connector name Connected to
PCNT board
Operation panel unit
Connects to Operation panel unit. Performs
This also includes document sensor and document
edge sensor signals.
Centronics connector for parallel connection to host.
Host (PC)
Connects between scanning section and contact
contact 8ensor
sensor. Its purpose is to drive voltage for the
contact sensor, and to receive image signals.
Conducts data exchange of data signals with NCU
NCU board (Jl)
board, after modulation by the MODEM IC, and
before demodulation. Also transmits control signals
for the relays.
See PCNT board (J5).
PCNT board (55)
PCNT board (J6)
See PCNT board (J6).
See NCU board (53).
NCU board (53)
Extension telephone
Connects to Extension telephone.
Telephone line
Connects to Telephone line.
SCNT board (JNCUl)
See SCNT board (JNCUl)
Earthing connector
Shield plate
SCNT board (JUSl)
Performs data exchanges between SCNT board of
suitable signal levels for the telephone line.
N.C
Reserved
Description
Connector for BJ cartridge and Home position sensor.
BJ cartridge and
Home position sensor
In addition to exchange of print data and BJ head
temperature detection signals, also includes BJ
cartridge detection and type identification signals.
Supplies drive voltage for the carriage motor.
Carriage motor
Supplies drive voltage for the line feed motor.
Line feed motor
Input connector for DC voltage converted by the
Power supply unit
PSU. +5V and +24V voltages are supplied.
Supplies +5V voltage for the SCNT board and
Centronics interface signal.
Supplies +24V voltage for the SCNT board and
receives control signals for the document feed motor
and printer control signal.
Ink detection sensor
Receives detection signals from the ink detection
sensor.
Document feed motor Provides drive voltage for the document feed motor.
Connects to speaker.
Speaker
3-68

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