Block Diagram (Dvd Back End) - Sanyo DVD-SL20V Service Manual

BLOCK DIAGRAM (DVD BACK END)

DVD PWB
PICK UP : SF-HD3
5Va
DVD PD
RF
CN100
A
B
RFOP,RFON,PH,TE,ADBH
C
IC100
D
LA9702
TOST,FOST,BST,VCA
CD PD TBAL,FBAL,SGC
A
RF AMP
B
MD
C
E
DEF
LD
F
DVD LD
MD
VR
DEFECTO
MD
LD
LD
XHTR
HFM
5Va
CAN
CAO 5Va
CD LD
VR LDON1,LDON2
EQSCT,DPD_TE
MD
IC101
FE
LD
CD4066
CDX2
ANALOG
CDX4
SWITCH
ACTUATOR
F-
FOCUS
F+
T+
9V
TRACKING
T-
IC160
BA5937
4CH
BTL
SLED MOTOR DRIVER
CN161
FD
TD
LIMIT SWITCH
SLD
CN150
OPEN/CLOSE
DMUTE
OPEN/CLOSE
SWITCH CN160
*OPN_SW,*CLS_SW,*LSW
LOADING MOTOR
5Va 9V
IC161
U+,U- SPD
BA6849
V+,V-
W+,W-
SPD_FG
SPINDLE MOTOR
3-PHASE
CN162 SP_REV
HALL
MOTOR
U,V,W
DRIVER DMUTE
STB,DIN,CLK
5.6V D5V
P_MUTE
CN814(14P)
FRONT PWB
STANDBY NOT MATCH
AU,SS,PA,
CN601(14P)
KR
DS601
IR SENSOR
-30V
IC601
PT6315
VFD
FL DRIVER
FL1,FL2
KEY&LED
This is a basic block diagram.
5Vd
3.3V 5Va 5Vd
IC141
T224162B
JVAD
DRAM
JV
1.9V 3.3V
IC130
ADBH X1300
BH
LC78661W 16.934MHZ
DSP
*DACK
*DREQ
DCLK,*DBGN,*DERR
DEFECTI
ADV[0;7]
DEF_INH
C2F,LRCK,BCK,SDATA
ZR36732
AMCLK
AV DECODER
SPDIF
CD
FE
3.3V
IC818
LE28DW8163T-70T
FLASH
HD[0;15]
HA[0;19]
*RDY(HWAITB)
*DVDIRQ(HIRBQ),WRQ
*LSI_RST,*DVDCS(HCSB) IC800
ZR36705
OPEN/CLOSE
SPD_FG
MICRO PROCESSOR
*OPN_SW,*CLS_SW,*LSW
DMUTE
IC802
D5V 3.3V
*RESET
PST3627
IC806 RESET
74VHCT08A
BUFFER
FPSEL,FPDOUT,FPCLK
DOUT,IR
UK,XE
STANDBY MATCH
X6051
4.19MHZ
CN601(14P)
IC602
+5.6V
M34506
IR
MICON
DS601
IR SENSOR
-30V
IC601
PT6315
VFD
FL DRIVER
FL1,FL2
KEY&LED
- 32 -
IC821
K4S161622D
3.3V
16M SDRAM
DAC_A,DAC_B,DAC_C,DAC_D
X8230
3.3V D5V
27.000MHZ
IC820
SPDIF
DVD
OUTL
IC871
ALRCLK,ASDATA,ABCLK
PCM1748
AMCLK,ML AMCLK,ML OUTR
2CH DAC
*MUTEC MC,MDI
ZERO
*MUTEC
P_MUTE
D5V 3.3V
SPDIF
SEL
V_SW,SCART
IC801
MC
MDI AT24C02N 3.3V
E2PROM 2K
X8000
12.5MHZ
DENGEN PWB
+12V
+9V
+5.6V
P-CON
-30V
FL1
FL2
IC800
VSW H L L
2P
IC800
SCART H/L H L
3P
DAC A CVBS/G/Y Y G
(COMPOSITE)
DAC B Y/R/V Y Y(Cr) R
Y/C <-> YCbCr
DAC C C/B/U C U(Cb) B
Y/C <-> RGB (for XE,UK)
DAC D CVBS/C COMPOSITE S8400
VIDEO SW
DAC_A,DAC_B,DAC_C
V_SW
12V
DAC_D
Q8720
LCH LCH,RCH
IC872
Q8820
KIA4558
OPAMP RCH
MUTE
SCART
MUTE
Q8880
3.3V
Q8881
CN891(12P)
Q8882
MUTE
IC859
NC7SZ157
SPDIF
CD
IN1
SPDIF
OUT
DVD
CN660(12P)
IN2
SPDIF
SEL
SELECTOR
SPDIF_SEL OUT
H CD
12V
L
DVD
9V
+12V
5Vd
+9V
5Va
+5.6V
5.6V
IC852
D5V
PQ070XZ01Z
5V REG
IC851
3.3V
PQ070XZ01Z
3.3V REG
IC850
1.9V PQ070XZ01Z
1.9V REG
P-CON
FL1,FL2,-30V
Q4820
Q4822 Q4821
IC490
STR-G6351
(OTHER)
STR-G6651
(UK,XE)
IC483 SWITCHING REG
KIA431
SHUNT REG
Q4851
Q4858
Q4857 Q4856
Q4853 Q4852
Q4854
=
STANDBY MATCH ONLY
AC-INPUT
- 33 -
Y,C CN872
S-VIDEO
COMPONENT
Y,Cb,Cr Not equipped
for the model
with
CVBS
CN870
COMPOSITE
L-CH,R-CH /
AUDIO OUT
CN871
SPDIF
SPDIF
SCART PWB
(UK,XE MODEL ONLY)
CN661
SCART