Tabla de contenido
Block- and Wiring Diagram, Testpoints, I2C, and Supply Voltage Over-
6. Block- and Wiring Diagram, Testpoints, I
Block Diagram
G
I
CLOCK/BUZZER
SP
(SMART LOADER PLUG)
U1
DISPLAY
U1
J6
SDA
TO
D2
U1
SCL
DRIVER
LED
1
0237
D3
Clock
J
+5
2
BUZZER
BZ1
Data-in
INTERFACE
3
+5V
4
Data-out
A14
5
REAR I/O SCART
Ground
7101
6
IR-Data
V1-OUT
SCART 1
A5
21
RJ11
20
CVBS1-IN
V-OUT
A5
A5
A5
R-Y-IN
FBL-1
A5
G-Y-IN
A5
STATUS 1
A7
B-U-IN
A5
L1-IN
A10 A5
L1 - OUT
A10
2
1
A10
R1 - OUT
A10
R1-IN
C
A12
FRONT I/O (OPTIONAL)
SIDE AV
MONO
STEREO
0251
0219
6
6
CVBS-FRONT-IN
V
V
V
A5
A
A
A5
3
3
L-FRONT-IN
L
L
L
B
A10
1
1
R
B
R-FRONT-IN
C
A10
R
(for wide screen
C
only)
A4
A5
TUNER IF
VIDEO IF, SOUND IF
A2
FM
VT_SUPPLY
6001
BZX79-C33
5001
V
+5V
LOTAUX
1002
1000
6, 7
9
1003
VT
VIF_1
18
0265
I3
1
2
FM-RADIO
10
ERR
FM
10
TUNER
FM
I4
VIF_2
19
+
11
IF
TV TUNER
TV
22
1004
AGC
SIF1
23
5
4
1
I1
SIF2
24
3001
RF_AGC
A7
SDA
I2
3000
A7
SCL
7001
7002
FILTER
A7
SEL-IF-LL-M-TRAP
SELECTION
A14
L1-IN
A12
LFRONT-IN
A1
POWER SUPPLY
0212
3
Degaussing
3504
Coil
2
t
5500 :
6500
0211
0231
5502
GBU6J
1500
AC
P1
5520
OR
T4E
2
OR
2503
DC
3
MAINS
3532
SWITCH
7521
7520
4
STP7NB60FP
TEA1507
8
D
DRAIN
3523
5
6
G
DRIVER
S
3525
P2
5
8
SENSE
3522
3526
9
4
DEMAG
Q1
FRONT INTERFACE PANEL
3528
6520
(ONLY FOR WIDE SCREEN)
1
VCC
0211
0231
0212
CONTROL
2521
IC
3
3
CTRL
P3
4
MAINS
SWITCH
HOT GROUND
F
EPS 4 (EXTERNAL POWER SUPPLY)
U
MAINS HARMONIC
BR1
0211
AC
150-250V
SINGLE RANGE
DC
90-276V
FULL RANGE
5000
1000
IC1
0001
0002
0213
2
4A
CONTROL
MAINS
FILTER
1
HOT GROUND
L01H.1E
2
C, and Supply Voltage Overview
J
INTERFACE
1259
1
DATA-OUT
32 PIN SMART CARD CONNECTOR
2
DATA-IN
3
CLOCK
VIDEO
A14
4
AUDIO
INTERFACE
5
CIRCUITS
IR-OUT
DATA
6
+5V
CONTROL
7
8
TO
0237
+5V
J6
1259
9
G
DCM_DISABLE
9P
CLOCK
A10
AUDIO/VIDEO
SOURCE SWITCHING
7801
A9
NICAM, 2CS, BTSL (STEREO DECODER)
HEF4052BT
SEL_MAIN_FRNT_RR
9
A7
SWITCH
7834
LOGIC
7835
QSS-AM-DEM-OUT
OR
47
FMR
L-FRONT-IN
1
A12
7803
MONO/AM-MONO-SOUND
L1-IN
5
A11
A14
3
SC1-LIN
3834 2847
44
A9
A5
SC1-L IN
41
A10
SC1-R IN
42
A10
A7
R-FRONT-IN
12
3833
A12
SDA
A7
7804
A6
R1-IN
SC1-R IN
14
13
3832
A14
SCL
A9
A7
AUDIO CARRIER
7209, 7210
FILTERS
QSS_AM_DEM_OUT
5201
FMR
FM RADIO
PRE-AMPL.
3214
+8V
1200
7200-A
V1-OUT
A14
TDA95XX
49
5.5MHz
V10
VIDEO
VIDEO
VIDEO
38
IF
PLL
7201
AMPLIFIER
1201
AGC
DEMOD.
6MHz
+8V
3208
QSS
QSS MIXER
33
SOUND
7206
AM DEMOD.
IF + AGC
3230
SOUND
SOUND
48
FM-DEMOD.
AMPL.
MONO/AM_
AUDIO
DE-EMPH.
SWITCH
+ AVL
MONO_SOUND
A9
28
29
5205
MAIN AUX_FB
A6
SYNCHRONISATION
3558
7580
+3.9V
1515
4
7560
ENERGIZING
P4
V
+13V
3259
LOTAUX
CIRCUIT
EHT INFO
1
+3.3V
A2
6562
SANDCASTLE
2567
N.C.
3242
P5
H FLYBK
6561
3564
A2
5562
12V
MAIN AUX
2564
AUDIO SUPPLY GND
18
7561, 7562
7564
17
ERR
7
POWER
A2
POWER DOWN
DOWN
A7
16
CIRCUIT
15
P6
5560
6560
5564
5561
14
140V
2561
MAIN SUPPLY
13
N.C.
12
V
A2
DEFL
3247
EHT INFO
11
A2
7540, 6540
N.C.
3543
EHT o
A2
REFERENCE
10
CIRCUIT
3544
0251
FROM
1
A15
1
TILT & ROTATION
I
(ONLY FOR WIDE SCREEN)
7515
7541, 7542
TCET1103
STDBY_CON
2
STANDBY
A7
CIRCUIT
COLD GROUND
TILT
A7
0228
5
T1
CR3
IC4
+3V3
CR4
1
B
D4
4
3173
GND TO
CR1
0228
3
CR2
+12V
C
J
2
2
GND
INTERFACE
IC5
5
DR3
1
A
+5V
4
IC2
IC3
D5
1
COLD GROUND
HOT
COLD
6.
15
A8
AUDIO AMPLIFIER
0240
FOR MONO SETS
1
MONO/
POR
7943
AM-MONO-
7901 AN7522N (STEREO)
SOUND
2
DATA-OUT/SDA
7902 AN7523N (MONO)
A5
3
DATA-IN
TO
6
ERR
0240
4
7
CLOCK
A7
OR
8
CONTROL
5
OR
VOLUME MUTE
9
A7
6
SCL
3908
MAINAUX_FB
7
1
A5
NC
SDA
TO
0228
SCL
0228
0267
SUPPLY
F
SDA
EPS 4
A12
SCL
L+
L-
COMPAIR
7831
CONNECTION
R-
MSP34X5G
(FOR SERVICE)
R+
A10
MAIN-OUT-L
25
DEMODULATOR
NICAM, 2CS,
A9
C
MAIN-OUT-R
BTSC, AM, FM
24
OR
MONO/AM-
A8
A5
0246
0254
MONO-SOUND
R-
1
1
31
L OUT
A14
30
INPUT
R OUT
A14
R+
2
2
SWITCHING
4
3
3
ERR
8
4
L+
4
4
51
7
1831
18M432
L-
5
5
52
3222
V-OUT
7200-C
TDA95XX
47
V9
3213
2203
40
I/O
SWITCHING
Y
Y-DELAY
VIDEO
FILTERS
44
R-Y
U
PAL/NTSC
BASE
A10
SY-CVBS-IN
VIDEO
SECAM
B-Y
BAND
V
42
A13
CVBS1-IN
IDENT
DECODER
DELAY
A14
R-V-IN
A14
G-Y-IN
A14
B-U-IN
A8
A14
FBL-1
A2
LINE DEFLECTION
5241
+8V
7200-D
V
LOTAUX
TDA95XX
9
2254
11
S2
3251
H-DRIVE
30
H DRIVE
2nd LOOP
31
V
H-SHIFT
A1
DEFL
S1
TXT/OSD
VIDEO IDENT
DISPLAY
7462
L1
S3
3244
H
17
V DRIVE+
H/V SYNC
V-DRIVE
V
SEPARATOR
S4
+
3249
only for sets with E/W correction
16
V DRIVE-
H-OSC
GEOMETRY
7400
+PLL
STP3NC60FP
3404
G
EW DRIVE/
S5
EW
3250
34
15
EWD-DYN
+
GEOMETRY
A2
EW drive/EWD_dyn
only for sets with panorama
7444
VLOT AUX +13V
3489
7171
TDA8941P
1
VCC
BASS_PANORAMA
0268
L14
A3
7
1
FRAME DEFLECTION
L13
IN-
3174
OUT-
5
ROTATION
2172
3
COIL
OUT+
IN+
2
3
F1
VCC
V DRIVE+
F2
V DRIVE-
SHORT
6
CIRCUIT AND
TEMPERATURE
PROTECTION
4 8
Q1
A7
FRONT CONTROL
CONTROL
(FOR WIDE SCREEN
ONLY)
6692
TSOP1836
A1
0280
IR
ERR
2
L+
4
5
A2
6601
L
LED
4
L-
3
3.3V
IR
67
A3
10
R-
2
A12
A14
STATUS1
FRONT CONTROL
A4
R
12
R+
1
6692
TSOP1836
A1
69
IR
POWER DOWN
LED
6601
HEADPHONE
KEYBOARD-
LED
3.3V
_PROTN
80
L+
KEYBOARD-
LOCAL
PROTN
7606
L-
KEYBOARD
OR
R-
EW-
R+
PROTECTION
A2
HP PART (FOR WIDE
SCREEN ONLY)
0255
4
L+
I
LS PART
BATHROOM
L
SPEAKER
1246
L-
3
CONNECTION
Spk-
1
R-
2
U2
2
R
4
R+
1
Spk+
2
1
B1
B2
CRT
SCAVEM
R
3371
A14
G
3379
B
3386
OSD
7330
TDA6107Q
0243
0245
7331
V5
3201
RGB
R
R
56
1
1
2
V12
MATRIX
RGB
CONTROL
7332
G
V6
RGB
3202
G
57
2
2
1
INSERT
OSD TEXT
V11
B
INSERT
7333
BLACK
V7
3203
3
B
58
3
3
STRETCH
BLUE
V13
STRETCH
V9
WHITE
3204
55
4
4
STRETCH
WHITE-P.
EHT-INFO
ADJ
BLK
5
5
BLK
3235
51 52 53 50
54
BLK-IN
6
6
+13V
A2
3340
7204
+200VA
EHT INFO
EHT INFO
A2
2340
PROC.
1
2
0244
0220
1
2
+13V
MAIN AUX
5445
6467
A
B
EHT
BAV70
3487
5451
MAIN SUPPLY
3
140V
1
L3
3493
7461
7460
7463
5461
BU4508DX
0221
DRIVER
1
STAGE
LINE
FOCUS
OUTPUT
2
L2
10
CIRCUIT
HOR.
DEFL.
COIL
L4
3480
D
E/W
6
CIRCUIT
S
3405
E/W PROTECTION
ERR
6485
A7
8
5
6487
11
4
3
1400
2454
1
2
7
12
A7
8
9
6488
V
+13V
5472
LOTAUX
V
+50V
LOTAUX
7471
TDA8359J
3
6
ERR
3
VP
6470
V
V
GUARD
A2
GUARD
6486
CIRCUIT
F3
0222
1
5471
V1+
7
1
VOA
3479
9
2
VM
FRAME
2
6447
3451
V1-
OUTPUT
3471
VOB
4
VERT.
F4
DEFL.
COIL
5
+3.3V
+3.3V
7602
M24C08
5602
5603
5604
7200-B
3611
TDA95XX
66
61
59
EEPROM
8
(NVM)
68
7
6
I/O
+3.9V
ERR
5
9
IIC
3604
3603
A4
3607
3606
1
BUS
3625
72
SDA
A7
SDA
TRANSCEIVER
A8
C4
3624
71
SCL
SCL
A9
C5
ERR
6
5
I/O
3
PORTS
SEL-IF-LL-M-TRAP
A4
6
A1
STANDBY-CON
70
SEL-MAIN-FRONT-RR
A10
ROM
RAM
78
BASS PANORAMA
A2
77
TREBLE-BUZZER-HOSP-APP
1/10
VST
73
PAGES
PWM-
VOLUME/MUTE
A8
DAC
MEMORY
C1
SDM
63
9641
TILT
1660
A15
TELE
9631
CPU
64
12MHz
TEXT
0240
C2
65
POR
1
H+V
2
74
DATA-OUT/SDA
CVBS SYNC
TO
75
DATA-IN
3
R
1259
76
CLOCK
4
G
J
OSD
5
B
TELETEXT
INTER-
77
SCL
6
FACE
BL
DISPLAY
COR
78
7
0278
7360 - 7367
3
SCAVEM
2
SCAVEM
+
1
COIL
PROC
3362
+13V
+200VA
V14
0165
3336
8
R
AQUADAG
8
V15
3334
R
9
G
6
G
CRT
11
V16
3332
B
7
B
10 9
5 7 1
5
ERR
11
3341
25kV
3342
Filament
3
4
5
3
4
5
C
D
V
+50V
LOTAUX
3484
ERR
3482
2
3481
A
VG2
EHT INFO
A5 A6
3466
EW DRIVE/EWD_DYN
A2
3469
H FLYBK
A6
L5
3494
B
VIDEO SUPPLY
200V
L7
3488
V
+50V
LOTAUX
L6
3460
VT_SUPPLY
A4
5480
D
FILAMENT
L9
3455
7482
V
+5V
LOTAUX
3450
L10
7480
+8V
3447
L8
V
+13V
C
LOTAUX
7441
3446
PROT
V
A3
GUARD
CIRCUIT
BLK-IN
A5
7443, 7450
3452
POWER-DOWN
A1
2444
PROT
CIRCUIT
EHT o
ERR
CL 16532138_025.eps
2
171201
Tabla de contenido
