
6.
Block Diagrams, Testpoint Overviews, and Waveforms
Block Diagram Video
E_14770_003.eps
260804
HERCULES
A4
HERCULES
A4
A4
CRT
B1
SCAVEM
B2
A2
7200-E (RGB PROC CATHODE CALIBRATION)
1331
1
42
43
N.C.
N.C.
44
2
3
5
3334
3336
3332
1381
1
2
ROTATION
COIL
(OPTIONAL)
1351
to 1401
BC_INFO
SVM
ROT
B
G
R
F341
F333
F331
F338
F339
F353
F354
4
7
8
9
6
7330
TDA6108JF
3
1
2
7
5
9
8
B
G
R
EHT-b
DEFLECTION
+200VA
ROT
+8V
+200VA
+200V
FILAMENT
DINT
ROTATION
OUTPUT
3351
2351
+8V
1
2
3
4
5
B
G
R
CRT
25kV
FOCUS
DEFLECTION
FROM DEFLECTION
EHT
VG
2
11
6
8
10
9
5 7 1
1332
AQUADAG
A2
F332
1361
1
2
SCAVEM
COIL
SVM
59
SCAVEM
OUTPUT
+200V
5352
FILAMENT
YUV
Y
Pr
Pb
DAC
DIGITAL SIGNAL PROC.
- 4:3 LINEAR/NON-LINEAR SCALING
- DOUBLE WINDOW PROC.
ADC
YUV
TO
DVD
DVD
TO
YUV
RGB
RGB
TO
DVD
RGB2/
RGB3
SELECTION
(RGB/YPrPb/YUV
INPUT SWITCHING)
DVD
TO
DVD
YPrPb2/
YPrPb3
SELECTION
DV
D
55
INTF_Y_OUT
54
INTF_U-OUT
58
57
N.C.
65
N.C.
SC1_RED_IN
A
SC1_GREEN_IN
INTF_CVBS_OUT
INTF_CVBS_OUT
51
50
49
SC1_BLUE_IN
53
INTF_V
-OUT
R
G
B
45
46
64
N.C.
FROM µP PART
R_OSD
G_OSD
B_OSD
FBL
BEAM
CURRENT
LIM.
YUV
RGB
DVD
SELECTION
LOGIC
Yint
Uint
Vint
Yint
Yint
CHROMA/CVBS
C
CVBS/Y
Uint
Vint
INSSW3
52
7200-C
7200-B (CVBS I/O + F COLOUR DECODING)
7200-A (IF)
PAL, NTSC
SECAM
DECODER
COMB
FILTER
&TRAP
SWITCH
VIDEO
IDENT
70
77
74
71
78
SC2_CHROMA_IN
CVBS1
SIDE_Y/CVBS_IN
SC2_Y/CVBS_IN
SC1_CVBS_IN
81
INTF_CVBS_OUT
SIDE_CHROMA_IN
INPUT
SWITCH
OUTPUT
SWITCH
R_Y
G_Y
B_Y
SCAVEM
PROC.
7200-D (YUV PROCESSING)
Y
Pr
Pb
I002
I001
F003
F004
SDA
SCL
5001
FM-RADIO
TUNER
+
TV TUNER
3001
3000
6001
BZX79-C33
TUNER IF
A8
REAR I/O CINCH
A5
D
SIDE AV
A5
CONNECTION
A4
A4
A2
1000 6 7
9
8
1
11
SSIF
VIF1
VIF2
SIF1
SIF2
RF
+5V
VT_SUPPLY
VT
AGC
5
SEL-LLPIM
A4
4
IF
FM
10
7001
7003
FILTER
SELECTION
1002
1003
1001
ERR
10
TV
FM
7208
105
104
98
100
99
PLL
PLL
FM/QSS
AM
VCO
VIDEO
DEMOD
SOUND
TRAP
TUNER IF
AGC
VIDEO
IF
PHASE
DISC
AUDIO IF
QSS/AM
SOUND
MIXER
AM
SOUND
DET.
TO
AUDIO
PART
See block
diagram
AUDIO
SWITCH
86
1
5
4
3
2
SVHS
AV1
SC2_Y/CVBS_IN
SC2_CHROMA_IN
1
5
4
3
2
SVHS
Y
C
SC1_CVBS_IN
YUV INPUT
SC1_GREEN_IN
SC1_BLUE_IN
SC1_RED_IN
AV2
V
Y
MONITOR
OUTPUT
SC2_CVBS_OUT
INT_CVBS_OUT
SIDE_CHROMA_IN
SIDE_Y/CVBS_IN
V
VIDEO
IN
U
V
V
1207
7
6
5
1252
7
6
5
N.C.
N.C.
TO
AUDIO
PART
See block
diagram
AUDIO
CATHODE
CALIBRATION
BRIGHTNESS
+
PEAK WHITE
LIM.
OSD
INSERTION
OUTPUT
STAGE
CLAMP
+
MUTE
BLUE
STRETCH
&
CONTRAST
RGB
ADDER
MATRIX
SATURATION
TINT CONTROL
SKINTONE
WHITE/BLACK
STRETCH
GAMMA COR.
PEAKING
1351
VIDEO
SSIF
7606
7607
A
DISPLAY & PROCESSING
(SYNC PART)
T5
DPTV SDP
T1
ADC
T3
Y, Pb, Pr / RGB INPUT
T2
SDRAM
T4
Y_OUT
U_OUT
V_OUT
DPTV_R
23
24
207
197
4
1
RGB
YUV
MATRIX
Y U V
21
20
R
R
G
B
FBK
SDA
SCL
G
B
28
27
26
30
27
28
29
66
2-9
12-19
70-77
21
19
15
14
22
17
54
48
43
31
30
67
35
34
31
32
Y/U/V
RGB
MATRIX
RGB
INSERTION
OUTPUT
AMPL.
CATHODE
CALIBR.
7218
TDA9332H
DPTV_G
DPTV_B
V_SYNC
H_SYNC
40
V_SYNC
H_SYNC
SVM
43
R_OUT
35 36 37 38
41
42
44
3
4
2
1
8
7201
6930DPTVSDP
7204
AD9883AKST
7211-7214
7215
BA7657F
11
SDA
7219-7222
SCL
4x
DRAM
M12L16161A
10
E/W
DRIVE
FRAME
RAMP
GEN
9
14
13
29
5
PH1-1
22
PH1-2
STARISTOP
H-DRIVE
RGB
&
TV
DIGITAL
PROCESSING
HOP
DAC
ADC
RGB
INPUT
(RESERVED)
SYNC
&
CLOCK
GENERATOR
MANAGEMENT
CPU
ADC
MEMORY
G_OUT
B_OUT
1203
12MHz
1204
6
+8V
3
9
2
1
7
7
2
5
3
F038
F039
F040
F011
F034
F010
F003
F004
F007
F008
7217
MTV030N
OSD
PROC.
T1
T5
?
?
1204
2
1
4
3
5
1203
3
9
10
13
12
14
1205
3
9
10
13
12
14
1205
ROTATION
RESET
CVBS
Y
Cr
Cb
CVBS
INTF_CVBS_OUT
INTF_Y_OUT
INTF_V_OUT
INTF_U_OUT
Y
Cr
Cb
ROTATION
RESET
ROTATION
RESET
ROTATION
SEE ALSO
BLOCK DIAGRAM
DEFLECTION
CVBS
R_Pr
HS_OUT
Y
Cr
Cb
3244
3243
57
16
18
23
SD1
SC1
56
VS_OUT
DATA_CK
3x8
PC_TV
H
G_Y
B_Pb
VD_OUT
HD_OUT
SYNC.
SEP.
LOGIC
24
13
V
12
11
B
5
Pb
9
G
3
Yp
7
R
1
Pr
Yp
Pb
Pr
Yp
Pb
Pr
Y_OUT
U_OUT
V_OUT
YUV
MATRIX
3321
7210
3322
+8V
2264
T5
3315
3316
3317
1201
1
3
5
1202
2
4
R
G
B
H
V
6
8
9
Yp
Yp
Pb
Pr
1208
1
3
5
Yp
Yp
TRIDENT INTERFACE
Yp, Pb, Pr INPUT
TI
TRIDENT INTERFACE
TI
CONNECTIONS
A5
7
2
5
3
1245
1
6
10
11
5
15
1244
1
2
3
1246
SDA
SCL
1
2
A4
A4
A4
A4
SDA
SCL
8
3378
HERCULES
AH
A
D
B
C
7211
7214
7212
7213
7203
SVM
A
B
C
D
A
ERR
24
ERR
21
ERR
22
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