Service manual

Page 51 of 64
Title
Number RevisionSize
A3
D
9 J 2004
Sh f
The b
yp
ass ca
p
s above are for analo
g
su
pp
l
y
p
ins
The b
yp
ass ca
p
s above are for di
g
ital su
pp
l
y
p
ins
When b
yp
ass PW1231 and route VPC3230 to V-P
o
16-bit YUV 4:2:2 mode:
RP6--RPA and R14;
8-bit ITU/R 656 mode:
RP6, RP7, RPA and R13.
The resistors on D-Port of PW1231 should NOT b
e
AGND
+5
RP9
47_NS
RP8
47_NS
RP7
47_NS
RP6
47_NS
R18 47_NS
R17 47_NS
R12 47
R11 47_NS
RP5
47
RP4
47
RP3
47
RP2
47
RP1
47
C28
1nF
C26
0.22uF
C24
1nF
C22
0.22uF
C27
0.1uF
C25
0.1uF
C23
0.1uF
C21
0.1uF
AGND
+5
AGNDAGND
C12
10uF
C11
0.1uF
+5
VDD
C9
47nF
C7
47nF
VDD
AGND
C29
3.3pF
C13
3.3pF
X1
20.25M
AGND
AGND
AGND
R7 75L3
3.3uH
R6 75_NS C16
330pF
C15
330pF
R9 75L2
3.3uH
R5 75_NS
R8 75L1
3.3uH
R4 75_NS
C14
330pF
AGND
R10 75_NS
R3 75_NS
R2 75_NS
C20
0.22uF
C19
0.22uF
C18
0.22 uF
C17
0.22uF
C3 1nF
C2 0.22uF_NS
C1 0.22uF_NS
R1 75_NS
VIN4
75
VIN3
74
VIN2
73
VIN1
72
CIN
71
Y1/G1
2
U1/B1
1
V1/R1
3
FBIN1
79
Y2/G2
5
U2/B2
4
V2/R2
6
XTALI
62
XTALO
63
VOUT
70
VRT
66
VREF
78
VGAV
17
Y7
31
Y6
32
Y5
33
Y4
34
Y3
37
Y2
38
Y1
39
Y0
40
UV7
41
UV6
42
UV5
43
UV4
44
UV3
47
UV2
48
UV1
49
UV0
50
LLC2
27
LLC
28
AVO
54
HCLP
55
HS
56
VS
57
INTLC
53
OE#
18
FFIE
19
FFWE
20
FFRST
21
FFRE
22
FFOE
23
TEST
16
SCL
13
SDA
14
RST#
15
VDD
10
VDDCAP
9
GNDCAP
12
PLVDD
29
YVDD
36
CVDD
45
SPVDD
52
AFVDD
69
ISVDD
76
VSTBY
59
CLK5
60
FPDAT
58
CLK20
24
ASGND
7
ASGND
64
GND
11
APGND
25
APVDD
26
PLGND
30
YGND
35
CGND
46
SPGND
51
AFGND
65
ISGND
68
ISGND
77
ISGND
80
I2CSEL
67
U1
VPC3230D
C4 0.22uF
C6
0.22uF
C5
1nF
VDD +5
AGND
C31
47nF
C30
1nF
AGND
C8
10uF
C10
10uF
AGNDAGND AGND AGND
VCC
L4
FB
C32
15uF
VRT1
VREF1
VPB0
VUV7
VUV6
VUV5
VUV4
VUV3
VUV2
VUV1
VUV0
VY7
VY6
VY5
VY4
VY3
VY2
VY1
VY0
VPVS
VPHS
VPEN
VFLD
VVVS
VVHS
VVEN
VODD
VCLK
VCLKPVCK
SVCK
VVEN
VVVS
VVHS
VODD
PVCK
SVCK
VUV7
VUV6
VUV5
VUV4
VUV3
VUV2
VUV1
VUV0
VY7
VY6
VY5
VY4
VY3
VY2
VY1
VY0
11
V0.01
1
VIDEO DECODER 1
Nano-1
OTPV ,INC. DTC
V-GRN1
V-BLU1
V-RED1
V-BOX1
VOUT1
(VSTBY)
VIDEO BUS
VID BUS
RST1#
C-VIN
C-UIN
C-YIN
S-CIN1
S-YIN1
VPB1
VPB2
VPB3
VPB4
VPB5
VPB6
VPB7
VPG0
VPG1
VPG2
VPG3
VPG4
VPG5
VPG6
VPG7
V-PORT
V-PORT BUS
R14 47
R13 47
R16 47_NS
R15 47_NS
VOUT1
RST1#
VSDA
VSCL
VSCL
VSDA
V-BLU1
V-RED1
V-BOX1
V-GRN1
S-CIN1
S-YIN1
I2C ADR:0X88
C-YIN
C-UIN
C-VIN
(VSTBY)
C36 is the bypass cap for Q1
C47 is the bypass cap for U2
VAA
C37
15uF
L5
FB
VCC
AGND
VAA
VAA
VAA
VAAVAA
C45 0.22uF
C44 0.22uF
C43 0.22uF
R27
13K
R26
13K
R25
13K
AGND
C48
68nF
C47
6.8nF
R34
6.8K
C49
0.1uF
AGNDAGND
R33
10K
AGND
C35
0.1uF
AGND
C36
560pF
AGND
AGND
R24
470
C34
0.1uF
C33
4.7uF/16V
R19
470
R20
2K
R21
2K
R22
47
R23
470
Q1
T3904
R35
8.2K
R28
2.2K
R29
2.2K
R30
2.2K
R36
2.2K
AGND
C39
33pF
C40
33pF
C41
33pF
C42
33pF
AGND
C38 0.1uF
AGND
VIDEO
7
HS_IN
5
VS_IN
13
SDA
14
SCL
15
SEN
4
RREF
10
SMS
6
ASEL
1
VSSA
11
VDD
12
SDO
16
RED
18
GREEN
2
BLUE
3
BOX
17
CSYNC
8
LPF
9
U2
Z86229
R31 33
R32 33_NS
RST1#
RST1#
RST1#
V-RED1
CCVI1
VSCL
VSDA
VSCL
VSDA
VOUT1
VOUT1
V-GRN1
V-BLU1
V-BOX1
V-RED1
V-GRN1
V-BLU1
V-BOX1
VVHS
VVVS
VVHS
VVVS
CCHS1
CCVS1
C46 0.22uF
ADR:0X28
TV-VIN1
SCART-SYNC
SCART-SYNC
AV-VIN1
G2
B2
R2
R118 0
R119 0
NetR35_2
NetR35_2
From Tuner Board