Service manual

FO-4700U
FO-47UC
Ref No. Cable parts code Description
CNPRT QCNW – 4559SCZZ EX. Cable, 32-32 PIN
CN2 QCNW – 4981SCZZ EX. Cable, 2-2 PIN
CN3 QCNW – 4982SCZZ EX. Cable, 2-2 PIN
CN4 QCNW – 4983SCZZ EX. Cable, 11-11 PIN
CN5 QCNW – 4984SCZZ EX. Cable, 7-7 PIN
CN6 QCNW – 4985SCZZ EX. Cable, 4-4 PIN
CN7 QCNW – 4986SCZZ EX. Cable, 8-8 PIN
CN8 QCNW – 4987SCZZ EX. Cable, 3-3 PIN
CN9 QCNW – 4988SCZZ EX. Cable, 5-5 PIN
CN10 QCNW – 4989SCZZ EX. Cable, 2-2 PIN
CN13 QCNW – 4991SCZZ EX. Cable, 4-4 PIN
CN14 QCNW – 4992SCZZ EX. Cable, 4-4 PIN
CN15 QCNW – 4993SCZZ EX. Cable, 4-4 PIN
8 – 3
Extension board connection diagram
[For inspection of printer PWB]
1) Remove the rear cabinet and shield plate from the unit, and remove
the printer PWB .
2) Mount the extension board (Printer-EX) in the place where the printer
PWB has been removed. At that time, the connector (CN1A) of ex-
tension board (Printer-EX) must be inserted into the connector
(CNPRT) of control PWB.
Connect the cables from the unit to the connectors (A side) (CN2A,
CN3A, CN4A, CN5A, CN6A, CN7A, CN8A, CN9A, CN10A, CN13A,
CN15A) of extension board (Printer-EX).
Connect the extension tray paper size cable (QCNW-4992SCZZ) to
the connector (CN14) of the check printer PWB and cable from the
unit.
3) Connect the extension cables to the connectors (B side) of extension
board (Printer-EX) as shown in Fig 2.
4) Connect the extension PWB cable (QCNW-4559SCZZ) to the con-
nector (CNPRTB) of extension board (Control-EX) and the connec-
tor (CN1B) of extension board (Printer-EX).
5) Connect the extension cables pulled out from the unit to the check
printer PWB. (CN2, CN3, CN4, CN5, CN6, CN7, CN8, CN9, CN10,
CN13, CN15)
CHECK
PRINTER
PWB
CONTORL
PWB
CONTROL
EXTENSION
BOAD
LIU PWB
CN8
CN7
CN2
CN4
CN6
CNPRT
CN13
CN15
CN9
CN5
CN10
CN3
CN14
PRINTER
EXTENSION
BOAD
CN1B
CNPRTB
Fig. 2