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Block Diagrams, Testpoint Overviews, and Waveforms
Block Diagram Audio & Video
A1
TUNER + VIF
A 3
+5VSW
+VTUN
F312
1328
VIF2
2321
4327
2
F306
7
1302
6,7
9
11
TV
VIF1
4331
8
3
10
FM
F305
F313
4
5
1
3311
RF_AGC
SCL
A1
SDA
2
1
F314
6323
1330
3
4333
7
S IF2
2
1331
7316
S IF1
4334
3
8
3323
SSIF
A2
+5VSW
F315
7320
SEL_IF
A2
A10
REAR IO SCART
A 3
10
CVBS_SC1_AV1_IN
SCART 1
21
10
20
CVBS-In
9
TER-Out
FBL-In
7
R-In
7101
6
G-In
EF
9
SC1 _CVBS_RF_OU
T
Status
5
B-In
L-In
L-Out
2
2
R-In
1
1
R-Out
7
6
5
A2
2
L
1
R
D
SIDE I/O
(AV Part)
1108
1010
AV3_C_IN
C
4
4
AV3_CVBS_Y_IN
Y/CVBS
2
2
4
3
SVHS
2
1
7101
5
CVBS
6
6
L
7
7
R
9
9
L
SVHS
R
10
10
AUDIO IN
A2
HERCULES (AUDIO)
7011 - SOUND
QSS/FM
I2S Proc
AD Conv
Std Stereo
SSIF(Tuner FM) 33
Decoder
A1
Control
Vol/Treb/
L/R_SC1_AV1_IN
34,35
Features
AV3_LR_IN
49,50
Audio Select
ADC/DAC
56,57
PC_AUDIO_LR
53,54
36,37
SC1_LR_RF_OUT
73
70
LC4.1E AA
6.
A2
HERCULES (IF+VIDEO)
7011 - IF
25
Sound
CVBS1
Tr aps
24
31
AGC
Detect
CVBS/Y- X
30
QSS/FM
QSS Mixer/
AM Demod.
29
AM
C-X
HERCULES 7011
TDA15001H
NAFTA
TDA15011H
AP-NTSC / LATAM
TDA15021H
EU / AP-PAL
CVBS_SC1_AV1_IN
55
AV3_CVBS_Y_IN
58
51
AV3_C_IN
59
52
SC1_CVBS_RF_OUT
43
64
SC1_FBL_IN
SC1_R_V_IN
SC1_G_Y_ IN
SC1_B_U_IN
LR_SC1_AV1_IN
SC1_LR_RF-OUT
AUDIO AMPLIFIER (2X2W)
A4
(14, 15, and 17'')
AV3_LR_IN
AUDOUT SL
PC_AUDIO_LR
AUDOUT SR
STANDBY
A2
MUTE
AUDOUT SL
AUDOUT SR
7706
74LVCO8AD
SOUND_ENABLE
1
&
POWER_DOWN
2
A2
12
&
61
AUDOUTLSR
EXT_MUTE
13
60
AUDOUTLSL
Audio
Bass
AUDIO AMPLIFIER (2x5W) 20 & 23''
I
DACs
1706
1
62,63
2
3
4
5
1703
OUT_MUTE
FROM 1,2-1200
INVERTER PANEL
16
Input
sw.
RGB Matrix
Blue & Black
cvbs/y
Stretch
Gamma Corr.
Y
int
Dig. 2H/4H
INA..D
Combfilter
Skin Tone
Y Delay Adj.
Chroma
U/V Tint
Saturation
c
PA L/NTSC/
U
int
SECAM
CS1A..D
H/V
Decoder &
Peaking
V
Baseband
int
SCAVEM
Delay
U/V Delay
Output
sw.
RGB/YP
P
Insert
+
R
B
YUV Interface
cvbs
77
78
79
80
74
75
76
70
71
2057
2056
5013
2027
Y_NOTCH
A6
SECAM
only
D
AUD_SUP
7712
TDA1517ATW
15,16
1701
1110
I706
I710
2718
2736
1
1
3
8,9
2
2
I707
I711
2712
2737
3
3
18
12,13
7702
7703
17
MUTE
MODE
1706
STANDBY
1
A2
AUDOUT SL
2
3
HEADPHONE
AUDOUT SR
4
MUTE
MUTE
3
5
7710
OUT_MUTE
11
7709
1704
1107
TDA7297D
1
STANDBY
19
L+
1
AUDOUT SL
16
L-
2
14
2
3
AUDOUT SR
7
3
4
12
2
R+
4
7703-1
5
MUTE
13
5
R-
5
AUD_SUP
7703-2
7014
CON
BRI
85
RO
7013
RGB Matrix
EF
GO
86
Blue & Black
Stretch
7012
BO
87
Gamma Corr.
A3
HISTOGRAM
2014
SAT
7015
YUV
7005#
SCAVEM
VCC
6
on Text
THR
cvbs/y
7
DISC
F007
YUV IN/OUT
CTRL
HOUT
67
Sync Sep
2015
H-OSC
H-Shift
H/V
FB/SC
66
SANDCASTLE
H-Drive
F006
7016
3031
VDRA
23
VSYNC
Vertical & East-
West Geometry
VDRB
22
72
SIDE AV
(LS CONN. PART)
OR
1105
4
1106
R
3
4Ω/2W
OR
2
8Ω/5V
1
L
OR
I044
EF
R_SDTV
TO
I041
A8
G_SDTV
SEE
I039
BLOCKDIAGRAM
EF
SCALER
B_SDTV
+5VSW
8
7006#
8
VCC
2
6
2
TR
THR
TR
4
4
RES
RES
7
H_CS_SDTV
3
DISC
OUT
OUT
3
CTRL
A8
5
5
2028
2029
2034
# = NE555 TIMER
2040
+5VSW
7007#
8
3036
VCC
6
2
THR
TR
4
RES
7
DISC
V_SDTV
3
OUT
CTRL
A8
5
2042
2045
E_14520_002.eps
170904
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