Sharp FO-4450 - Control PWB Circuit; Printer PWB Circuit; Chapter 7. Operation Flowchart; Refer to the Service Manual of FO-4400 U

FO-4450U/FO-CS1
8 – 1
CHAPTER 7. OPERATION FLOWCHART
Refer to the service manual of FO-4400U.
CHAPTER 8. OTHERS
[1] Service Tools
1.CONNECTION
Fig. 1
2. Extension list
NO. PARTS CODE DESCRIPTION Q’TY
PRICE
RANK
1 QCNW-4559SCZZ PRINTER EXTENSION PWB CABLE 1 FX
2 QCNWN313BSCZZ TX MOTOR EXTENSION CABLE 1 AM
3 QCNWN314BSCZZ CIS EXTENSION CABLE 1 AT
4 QCNWN315BSCZZ SPEAKER EXTENSION CABLE 1 AH
5 QCNWN316BSCZZ SENSOR EXTENSION CABLE 1 AR
6 QCNWN317BSCZZ STAMP EXTENSION CABLE 1 AH
7 QCNWN261BXHZZ PANEL EXTENSION CABLE 1 BC
8 QCNWN318SCHZZ POWER SUPPLY EXTENSION CABLE 1 AU
9 QCNWN319BSCZZ LIU EXTENSION CABLE 1 AS
10 DUNT-459CSC01 PRINTER EXTENSION PWB 1 1 CH
11 DUNT-459CSC02 PRINTER EXTENSION PWB 2 1 CH
12 DUNT-459CSC04 PANEL EXTENSION PWB 1 1 CH
13 DUNT-459CSC03 OPTION MEMORY EXTENSION PWB 1 CH
1
8
9
6
2
7
3
4
5
8
9
1
PANEL
EXTENSION
PWB 1
PRINTER
EXTENSION
PWB 2
PRINTER PWB
A
C
C
B
A
B
CNPRT2B
CNPN1A
CNPN1B
CNPRT2A
OPTION
MEMORY
PWB
(FO-8MK)
CNOP1B
CNPN1
CNPW1
CNPRT1
CNJTAG1
CNPRT1A
CNPRT1B
CNLIU1
CNCIS1
CNSTP1
CNSEN1
CNSP1
CNTXM1
CNRS1
CNOP1
OPTION
MEMORY
EXTENSION PWB
(Turns over.)
CONTROL PWB
CNOP1A
PRINTER
EXTENSION
PWB 1
10
SPEAKER
CABLE
SENSOR
CABLE
POWER
SUPPLY
CABLE
LIU CABLE
11
13
12
CIS
CABLE
PANEL
CABLE
STAMP
CABLE
TX
MOTOR
CABLE
CNOP
CN1
[2] Rewriting version up the FLASH ROM
Refer to the service manual of FO-4400U.