Sony STR-DG900 Service Manual ▷ View online
57
STR-DG900
IC3321 LA7106M-TLM (VIDEO BOARD (1/2))
IC3671 LA7106M-TLM (VIDEO BOARD (2/2))
IC3671 LA7106M-TLM (VIDEO BOARD (2/2))
IC3601 CXD2064Q (VIDEO BOARD (1/2))
37
FIN
38
CKSL
39
PLSL
40
MCKO
41
ADCK
42
CPO
43
PLVS
44
VCV
45
PLVD
46
CLVD
47
CLPEN
48
CLVS
1
CLPO
2
ADIN
3
RB
4
ADVS
5
ADVD
6
RT
7
ACO
8
DAVD
9
AYO
10
DAVS
11
VG
12
VRF
24 DTR
23 PNR
22 VEH1
21 VEH2
20 VEH3
19 MOD1
18 DVSS
17 MOD2
16 DVDD
15 TEST
14 VB
13 IRF
36
DVSS
35
TEST
34
DVDD
33
TEST
32
TEST
31
TRAP
30
APCN
29
DVSS
28
TEST
27
DVDD
26
NTPL1
25
NTPL2
A/D
1/2
D/A
DL
CLAMP
NTSC: 1H
PAL : 2H
NTSC: 1H
PAL : 2H
LOGICAL OPERATION
ADAPTIVE
FILTER
OPERATION
+
+
–
+
–
+
D/A
VERTICAL CONTOUR
ACCENTUATION CIRCUIT
VCO
1/4
4fsc
PHASE
COMPARATOR
1
VIN1+
2
NFB1
3
MUTE1
4
VIN2+
5
NFB2
6
–VCC1
7
VIN3+
8
NFB3
16 +VCC
15 VOUT1
14 GND
13 VOUT2
12 DR CTL
11 VOUT3
10 MUTE2
9
–VCC2
6dB
AMP
75Ω
DRIVER
6dB
AMP
75Ω
DRIVER
6dB
AMP
75Ω
DRIVER
58
STR-DG900
IC3701 CXA2199Q (VIDEO BOARD (1/2))
39
37
36
15
40
CLAMP
IREF
1/32
DET SW
COLOR
CHROMA
DET
H. SYNC
SEP
PHASE
DET
I
2
C BUS
DECORDER
32fH
VCO
NT/PAL
PAL ID
FF
ID AXIS
HUE
SECAM
LPF
BST AMP
TOT
DELAY
DEM
AXIS
AXIS
PHASE
SHIFT
CHROMA
VCO
PHASE
DET
ACC
DET
DET
COLOR
KILLER
KILLER
4.43/3.58
SW
LOCK
AFCH
EXT COLOR
NT/PAL
NT/PAL
COLOR
2fH
TRAP ON
X' TAL PIN
KILLER
TOT ON
SUB COLOR
SUB HUE
HUE
NT/PAL
2fH
38
31
DELAY
SHARPNESS
PRE
OVER
OVER
SHP f0
SHARPNESS
CLAMP
AUTO
PEDESTAL
TRAP
SECAM
TRAP
SUB
CONT
SUB CONT
VIDEO
SW
CV/YC
34
32
33
35
V. SYNC
SEP
V COUNT
DOWN
C MODE
50/60
14
16
17
V PED
U PED
20
19
18
Y DRIVE
V PED
U PED
Y DRIVE
13
12
11
V2 DRIVE
V2 PED
V2 PED
V2 DRIVE
U2 DRIVE
U2 PED
U2 PED
U2 DRIVE
Y2 DRIVE
Y2 DRIVE
ABL
ABL CENT
H. DRIVE
−
DELAY
H SYNC
SDA
SCL
V HOLD
V SYNC
S GND
CVBS/Y IN
C IN
A PED
ADRS
B-Y OUT
R-Y OUT
B-Y IN
R-Y IN
SVCC
APC
X NTSC
X 3.58
X 4.43/3.58
SECAM REF
4
2
1
3
5
6
7
8
9
10
IREF
AFC
CERA
JVCC
J GND
V2 OUT
U2 OUT
Y2 OUT
ABLFILIN
CP IN
24
23
22 21
25
29
26
27
28
30
H TIM
V TIM
SCP
SGND2
V OUT
U OUT
Y OUT
V2 IN
U2 IN
Y2 IN
ACC
59
STR-DG900
IC3501 MB90089PF-G-238-BND (VIDEO BOARD (2/2))
IC3751 TC4053BF(EL,N) (VIDEO BOARD (1/2))
IC3651 TC4053BF(EL,N) (VIDEO BOARD (2/2))
IC3651 TC4053BF(EL,N) (VIDEO BOARD (2/2))
16
15 14
13
12
11
10
9
1
2
3
4
5
6
7
8
C
B
A
0X
1X
XCOM
YCOM
VCC
GND
VEE
INH
0Z
ZCOM
1Z
0Y
1Y
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
LOGIC LEVEL CONVERTER
ANALOG
SWITCH
SERIAL
INPUT
CONTROL
VIDEO
SIGNAL
GENERATOR
CIRCUIT
4 FSC
CLOCK
OSCILLATOR
CIRCUIT
FOR
COLOR
BURST
BURST
DATA
OUTPUT
CONTROL
NTSC/PAL
SIGNAL GENERATOR
CIRCUIT
H/V
SEPARATE
CIRCUIT
DISPLAY
MEMORY
CONTROL
CGROM
CHARACTER
VRAM
VIDEO PHASE SYNC
YIN
CIN
VIN
HSYNC
VSYNC
EXS
VBLK
FSCO
AVCC
XS
EXHSYN
EXVSYN
VSS
1
2
3
10
11
8
6
5
4
9
12
13
14
YOUT
AVSS
COUT
VOUT
CS
SIN
SCLK
VOC0
VOC1
VOC2
VOB
XD
EXD
27
26
25
28
24
23
22
20
19
18
17
16
15
VCC
7
TEST
21
DOT-CLOCK
GENERATOR
CIRCUIT
60
STR-DG900
IC3431 NJM2595M-TE2 (VIDEO BOARD (2/2))
IC2101 NJM2595D (S-VIDEO BOARD)
IC2102 NJM2595D (S-VIDEO BOARD)
IC2101 NJM2595D (S-VIDEO BOARD)
IC2102 NJM2595D (S-VIDEO BOARD)
IC2560 BD3842FS-FD2 (VIDEO (AU) BOARD)
1
M.OUT
2
SW5
8
VEE
3
TV
4
SW3
5
LD
6
SW4
7
V3
S3
S1
S2
S4
S6
S7
S5
16 VCC
SW2
V2.IN
V1.OUT
SW1
V1.IN
GND
V1.IN
GND
V2.OUT
6dB
AMP
75Ω
DRIVER
10
9
15
14
13
12
13
12
11
-V
+V
24
23
22
21
20
19
18
17
16
15
14
1
2
3
4
5
6
7
8
9
10
11
12
13
F-SW1
F-SW2
JSW1
JSW2
DGND
CL
DA
VEE
BIAS
VCC
RECA2
RECB2
OUT1
OUT2
RECA1
RECB1
INA1
INA2
INB1
INB2
INC1
INC2
IND2
INE2
INF1
INF2
IND1
INE1
LOGIC
*
F-SW1:INPUT FUNCTION1
F-SW2:INPUT FUNCTION2
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