Sharp FO-4650, Service Manual

Page: 27 / 80

FO-4650U
1
2 6
4
3
5
BD
E
F
G
I
H
C
A
BD
E
F
G
I
H
C
A
1 2
6 4
3
5
1 2 3 4
CNTXM
TMA
/TMA
TMB
/TMB
TMA
/TMA
TMB
/TMB
1 2 3 4
CNSEN
/FRTS
DG
/ORGS
DG
5 6 7 8
/B4FRS
DG
ROLSNS
DG
/B4FRS
/ORGS
/FRTS
C101
N.M.
DG
1 2
CNSTP
VSTP
/STPON
VSTP
/STPON
1 2 3 4
CNCIS
SIG
GND
VDD
GND
5 6 7 8
GND
SI
GND
CLK
AO
C104
0.1
/ROLSNS
9 10
C1
N.M.
C105
N.M.
C102
N.M.
1 2
CNSP
SP+ SP–
SP+ SP–
1 3 5 7 9
11 13 15 17 19 21 23
2 4 6 8 10 12 14 16 18 20 22 24
LD7 LD6 LEDEN2 LEDEN1 LD2 LD3 LD1 LD4 LD0 LD5 +5V +5V
E
R/W
RS
/SEN6 /SEN5 /SEN4 /SEN3 /SEN2 /SEN1 /SEN0
DG DG
CA1-4
CA1-3
CA1-2
CA1-1
C419
C418
C415
C413
C417
C416
N.M.
PLD7 PLD6 PLEDEN2 PLEDEN1 PLD2 PLD3 PLD1 PLD4 PLD0 PLD5
C411
C412
C414
N.M.
C106
1
PNE
PR/W
PNRS
PSEN6 PSEN5 PSEN4 PSEN3 PSEN2 PSEN1 PSEN0
1 2 3 4
CNLIU
RXIN
TXOUT
CI
EXHS
5 6 7 8
DPON
CML
+5V
DG
RXIN
9 10
TXOUT
/CI
/EXHS
DPON
CML
E-RLY
DPMUTE
11 12
EXTSIG
1 3 5 7 9
11 13 15 17 19 21 23
2 6 8 10 12 14 16 18 20 22 24
NC PDG PDG PDG /EPRDY /TOD /STS /CTBSY /SRCLK PDG +5VP
NC
/RESET
PDG
/HSYNC /PRRDY
/ETBSY
/CMD
/PRINT
PDG
/VIDEO
PDG
/EPRDY /TOD /STS /CTBSY /SRCLK
/PCURES
/HSYNC /PRRDY
/ETBSY
/CMD
/PRINT
25 27 29
/VIDEO
/CPRDY
R374
0
4 26 28 30
B4B-PH-KS B8B-PH-KS
B2B-PH-KS
GLED VLED
B10B-PH-KS
+5V
+24V
DG
CISSI
CISCLK
/LEDON
B2B-PH-KR
09P-FJ(12P-FJ)
+24VA
E-RLY
DPMUTE
EXTSIG
+5V
DG
+24VA
CNPN
B24B-PHDSS
+5V
DG
DG
CNPRT
NC
NC
+5VP +5VP +5VP
PDG
/CPRDY
/TEST
DHB-PA30-R131N
DG
+5V
R372
N.M.
(11-5D) (11-5D) (11-4D) (11-4D)
(8-4A) (8-4A) (8-5A) (8-5A) (8-4A) (8-4A) (8-4A) (8-4A) (8-4A) (8-4A)
(7-1B) (7-1B) (7-2C)
(7-2C)
(11-3E) (11-2F) (5-5A)
(5-4H) (5-4H) (11-1F)
(4-3H) (4-2H)
(4-3D) (4-5E) (6-4G) (6-4G) (9-2B) (1-3A) (1-3A) (1-3A) (4-3D)
(8-4A) (8-5A) (8-5A) (8-3A) (8-3A) (8-3A) (8-3A) (8-3A) (8-3A) (8-3A)
(15-3H)(8-3H) (15-3H)(8-3H)
(15-3F)(1-4A)
(12-5D)
(12-5G)
(8-3H) (8-6G) (8-3H)(15-3F) (8-3H)(15-3F) (12-4G) (14-2D) (12-4D) (12-3D)
Connector block 1
14/16
6 – 14