Sharp SF-1120 DVD Player User Manual


 
2. Main circuit
(1) Block diagram
ORS
LED
CFMPWM
BL
PWB
LMAE
DMS
PROCON
MMRTHDC PWB
PR
PR Q5
PR
IC20 IC14
FET1
IC21
PCG
MCG
IC2IC17
LED0,LED1,CFMPWM
IC5
TM0,TM1
TM
TMa,TMb
VFM
IC10
VFMPWM
MHPS,LHPS
AEG0,AEG1
LM-A,/LM-A
LM-B,/LM-B
Q8
Q2
OFF
IC15
IC9
PR-OFF
VMF2
ADF
SORTER
ADU
D-DTR,A-DTR,S-DTR
TC,TRC,RRC,PR,MPFC
PSPS,CPFC1,DL,SFM,DC-OFF
A-RES,S-RES
TXD,DTR
SEL
SRES
/RESET
OP-CLK
OP-LATCH,OP-DATA,PFMCLK
OP-CLK
IC10
KI0,KI1,KI2,KI3
AEG0,AEG1
IC3
OP-CLK
OP
PWB
MHPS
LHPS
TFD, MMRE
IC21
IC3
IC18
TFD,MMRE
DATA1,DATA2,S0,S1,S2
A0-A16
RXD
GBPWM
SHV
D0-D7
/RD
SCL
/CS1
/RESET
MIR-A,/MIR-A,MIR-B,/MIR-B
OP-LATCH
SELA,SELB,SELC
IC1
IC20
MIR
PPDIC18
ADFD,SORTD
PPD
SDA
SELA
DATA0
ADFD
GND +5V1 +5V2
DC PWB
+VCL +24V +VH
DATA1
DATA2
S0
S1
S2
SELA
SELB
SELC
CS2M
CS3M
CS4M
CPFC2
CPFC3
CPFC4
DVBIAS
THV/MHV
SHV
GBPWM
OCSW
MPS
SWDS
FW
RTH
MM
PDA
MCS
VREF
BL-DATA
FWS, RTH
H3
DATA0
MMPWM
AEG0, AEG1
AES
PCG MCG
MCS
PROCON
VREF
BL-DATA
RXD
A0-A2
D0-D7
/RESET
/CS2
IC11
IC18
IC12
D-TXD
IC19
ULN2004
ULN2004
16
15
14
10
13
16
15
14
13
11
IC22
D-RES
D-RES
TD82504
A-TXD S-TXD
TD82504
D-TXD
A-RXD
S-RXD
D-RXD
10
15
14
13
11
12
IC16
ULN2004
11
12
IC9
IC19
5
6
7
2
3
4
CS2M
CS3M
CS4M
CPFC2
CPFC3
CPFC4
DVBIAS
THV/MHV
A-DSR
S-DSR
IC15
10
12
2
13
1
14
12
ULN2004
ULN2004
LS151
A-TXD
S-TXD
SELB
SELC
SORTD
5
6
8
7
11
10
9
8
3
15
DFMQ9
I/O
CPU
IC13
EEPROM
ROM
15
9
10
11
TC
TRC
RRC
MPFC
PSPS
CPFC1
DL
SFM
8 7
6
5 4
3
2 1
A
B
C
D
1
2345
6
78
D
C
B
A
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