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Block- and Wiring Diagram, Testpoints, I2C, and Supply Voltage Over-
6. Block- and Wiring Diagram, Testpoints, I
Block Diagram
I
SP/LS (For PRO-BASIC and SYSTEM)
0237
H
UIR/LS/Vbat (For PRO-PLUS)
U1
SDA, SCL, +5V
Clock
1259
2
1
DATA-OUT
Data-in
TO
3
2
0240
+5V
DATA-IN
INTERFACE
A7
4
CIRCUITS
3
Data-out
CLOCK
CONTROL
5
Ground
4
6
IR-Data
5
IR-OUT
RJ11
6
+5V
1251
7
OR
1
MAIN, AUX
TO
8
0251
2
+5V
A1
3
STBY
9
DCM_DISABLE
4
SUPPLY
Vbat
A12
A14
FRONT I/O (optional)
REAR I/O SCART
7101
MONO
STEREO
SCART 1
V1-OUT
CVBS-FRONT-IN
A5
21
V
V
A10
20
CVBS1-IN
V-OUT
A5
A5
A5
R-Y-IN
L-FRONT-IN
A5
FBL-1
A5
L
L
A10
G-Y-IN
A5
STATUS 1
A7
B-U-IN
R-FRONT-IN
A5
L1-IN
A10 A5
R
A10
L1 - OUT
A10
2
A10
R1 - OUT
1
A10
R1-IN
A4
A5
TUNER IF
VIDEO IF, SOUND IF
7209, 7210
A2
VT_SUPPLY
FM
6001
5001
BZX79-C33
7200-A
V
+5V
LOTAUX
1002
1000
6, 7
9
TDA95XX
1003
VT
VIF_1
18
0265
I3
FM-RADIO
10
1
2
ERR
FM
FM
10
TUNER
I4
VIF_2
19
+
11
IF
TV TUNER
TV
22
1004
AGC
SIF1
23
5
4
1
SIF2
24
I1
3001
A7
RF_AGC
SDA
I2
3000
A7
SCL
7001
7002
FILTER
A7
SEL-IF-LL-M-TRAP
SELECTION
A14
A12
A1
POWER SUPPLY
0212
1
3504
1
R
P
3
Degaussing
R
+t
3
Coil
2
+t
2
2
3
1
150 - 250V
+t
SINGLE RANGE
3503
5500 :
90 - 276V
0211
0231
FULL RANGE
5502
6500
1500
6501
AC
P1
5520
T4E
1
6502
2503
6503
2
MAINS
3527
SWITCH
7521
7520
STP7NB60FP
TEA1507
8
D
3
DRAIN
3523
6
G
DRIVE R
S
3525
P2
5
5
SENSE
3
CTRL
3526
3522
4
DEMAG
6
3531
6520
1
VCC
7
N.C.
2521
CONTROL
3519
IC
3
P3
4
HOT GROUND
F
EPS 4 (EXTERNAL POWER SUPPLY only for "SYSTEM" set)
T1
0211
1
AC
BR1
DC
2
0213
IC1
5
4
CONTROL
IC2
HOT GROUND
HOT
L01H.2E
2
C, and Supply Voltage Overview
G
J
CLOCK
INTERFACE (only for "SYSTEMS" sets)
U1
DISPLAY
U2
J6
32 PIN SMART CARD CONNECTOR
SDA
D2
OR
SCL
DRIVER
LED
D3
+5
OR
BUZZER
BZ1
INTERFACE
CIRCUITS
1259
9P
A10
AUDIO/VIDEO / SOURCE SWITCHING
NICAM + 2CS (STEREO) DECODER
A9
7801
HEF4052BT
SEL_MAIN_FRNT_RR
9
7834
A7
SWITCH
7835
QSS-AM-DEM-OUT
SC2-CTRL
LOGIC
10
A9
FMR
L-FRONT-IN
1
A12
A11
MONO/AM-MONO-SOUND
7803
SC1-LIN
3834 2847
L1-IN
5
3
A14
A5
A9
SC1-L IN
SC1-LOUT
10
L1-OUT
A10
A9
A14
SC1-R IN
A10
R-FRONT-IN
12
A12
3833
SDA
R1-IN
14
7804
A7
A14
13
SC1-R IN
A9
3832
SC1-R-OUT
SCL
10
R1-OUT
A7
A9
A14
AUDIO CARRIER
FILTERS
QSS_AM_DEM_OUT
FMR
5201
FM RADIO
PRE-AMPLIFIER
3214
+8V
1200
V1-OUT
A14
5.5MHz
49
V10
VIDEO
VIDEO
VIDEO
38
IF
PLL
7201
1201
AMPLIFIER
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.
+ AVL
MONO_SOUND
SWITCH
A8 A9
28
29
L1-IN
LF FRONT-IN
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
H FLYBK
P5
A2
6564
3564
5562
M_AUX
3570
MAIN AUX
2564
AUDIO SUPPLY GND
10
7561, 7562
7564
ERR
7
9
POWER
A6
POWER DOWN
DOWN
A7
CIRCUIT
P6
6560
5560
5563
5561
13
95V
POWER-DOWN
A1
2561
MAIN SUPPLY
12
6561
V
3247
A2
DEFL
EHT INFO
A2
7540, 6540
3543
EHT o
A2
REFERENCE
CIRCUIT
3544
0251
TO 1251
1
1
H
ERROR CODE LIST
7515
2
7541, 7542
UIR/LS/Vbat
TCET1103
Error
STDBY_CON
3
2
STANDBY
0
CIRCUIT
OR TO 0251
4
1
J
A7
2
INTERFACE
3
0228
4
D4
5
CR3
IC4
+3V3
5
CR4
B
6
4
GND TO
7
CR1
0228
3
CR2
+12V
8
C
J
9
2
GND
INTERFACE
10
IC5
DR3
1
11
A
+5V
IC3
DS
1
COLD GROUND
COLD
6.
13
0240
A8
AUDIO AMPLIFIER
1
POR
MONO SETS ONLY
2
MONO/AM-
DATA-OUT/SDA
MONO-SOUND
3
A5
DATA-IN
TO
VIDEO
0240
BASS-PANORAMA
A14
4
CLOCK
A7
A7
AUDIO
CONTROL
5
TREBLE-BUZZER-
DATA
HOSP-APP
6
A7
SCL
CONTROL
7
NC
0251
0237
TO 0251
SDA
SUPPLY
A1
SCL
SUPPLY
0228
SUPPLY
F
TO 0228
EPS
7901 AN7522N (STEREO)
OR
7902 AN7523N (MONO)
OR
7831
MSP34X5G
A10
VOLUME MUTE
A7
MAIN-OUT-L
47
25
DEMODULATOR
NICAM, 2CS,
A9
MAINAUX
AM, FM
24
MAIN-OUT-R
A1
44
A8
MONO/AM-MONO-SOUND
A5
41
31
SC1-L OUT
A10
2X
42
30
INPUT
SC1-R OUT
A10
SWITCHING
4
SC2-CTRL
A10
A7
L+
ERR
8
4
L-
A6
51
R-
7
1831
18M432
52
R+
3220
V-OUT
7200-C
TDA95XX
47
V9
3213
2203
40
I/O
SWITCHING
Y
Y-DELAY
VIDEO
44
FILTERS
SY-CVBS-IN
A10
R-Y
U
PAL/NTSC
BASE
VIDEO
SECAM
B-Y
BAND
V
42
CVBS1-IN
IDENT
A14
DECODER
DELAY
A14
R-V-IN
A14
G-Y-IN
A14
B-U-IN
A14
FBL-1
A2
LINE DEFLECTION
5241
+8V
7200-D
V
LOTAUX
TDA95XX
9
2254
11
S2
3251
H DRIVE
H-DRIVE
30
2nd LOOP
31
V
H-SHIFT
A1
DEF
S1
TXT/OSD
VIDEO IDENT
DISPLAY
7401
L1
S3
3244
V DRIVE+
H
17
H/V SYNC
V-DRIVE
V
SEPARATOR
S4
+
7241
3249
V DRIVE-
H-OSC
16
GEOMETRY
+PLL
S5
EW
3250
34
15
N.C.
+
GEOMETRY
Description
No error
X-Ray / over voltage protection (USA only)
High beam (BCI) protection
Vertical guard protection
A3
I2C error while communicating with the sound processor
FRAME DEFLECTION
Power ON reset (POR bit) 3.3V protection / +8V protection
General I2C error
Power Down (over current) protection
EW protection (Large Screen only)
I2C error EEPROM error
I2C error PLL tuner
3474
VDRIVE+
Black current loop instability protection
VDRIVE-
3479
A12
A7
FRONT CONTROL
CONTROL
7941:7943
MAIN-OUT-L
ERR
5
6692
TSOP1836
IR
IR
A14
STATUS1
6691
A14
STATUS2
LED
+3.3V
A1
POWER DOWN
LED
WITHOUT
KEYBOARD
KEYBOARD
SIDE AV
+HP
LOCAL
KEYBOARD
A1
0246
4
6
2
L+
A2
L
8
4
L-
3
A3
9
10
R-
2
A4
R
1
ERR
1
12
R+
7
H
OR
I
A12
LS PART
HEADPHONE
BATHROOM
(optional)
L
SPEAKER
1246
CONNECTION
Spk-
1
L+
U2
L-
2
R
R-
4
Spk+
R+
2
1
CRT
B
A14
2X
3316
V11
7311:
-
7313
OSD
V12
0243
0245
V5
3201
7321:
RGB
R
RGB
R
56
1
1
7323
MATRIX
CONTROL
G
V6
3202
G
57
2
2
RGB
B
OSD TEXT
V7
3203
INSERT
INSERT
B
58
3
3
3347
V13
BLACK
BLUE
V9
3204
STRETCH
STRETCH
55
4
4
BLKCURINFO
FILAMENT
WHITE
WHITE-P.
BLK
5
5
3235
STRETCH
ADJ
BLK-IN
6
6
51 52 53 50
54
A2
7204
+160V
EHT INFO
EHT INFO
A2
PROC.
0244
3416
6409
0220
VIDEOSUPPLY
3
2
+13V
M_AUX
5445
MAIN SUPPLY
2
6406
95V
EHT
BAV70
7
1
3404
L3
7403
7402
7404
5444
BUT11APX
0221
DRIVER
1
STAGE
LINE
FOCUS
OUTPUT
2
L2
8
CIRCUIT
HOR.
DEFL.
COIL
5
4
N.C.
3
A6
HFLYBK
10
6410
9
6
6405
ERR
3
VLOT AUX +13V
F5
V_GUARD
A2
6471
2473
6423
2
6
3
7471
F1
TDA9302H
FLYBACK
F3
7
GENERATOR
3471
0222
+
5
1
6413
OP. AMP
1
-
F4
THERMAL
2
PROTECTION
F2
VERT.
DEFL.
4
3475
3471
COIL
-13V
+3.3V
+3.3V
7602
M24C08
5602
5603
5604
3611
7200-B
TDA95XX
66
61
59
EEPROM
8
(NVM)
68
7
6
I/O
+3.9V
ERR
5
9
67
IIC
3607
3606
3604
3603
1
BUS
3625
72
SDA
A4
2
SDA
TRANSCEIVER
A7
C4
3624
71
SCL
SCL
A9
69
C5
ERR
6
5
I/O
3
PORTS
SEL-IF-LL-M-TRAP
A4
6
80
A1
STANDBY-CON
70
A10
SEL-MAIN-FRONT-RR
ROM
78
RAM
A8
BASS PANORAMA
77
TREBLE-BUZZER-HOSP-APP
A8
1/10
VST
73
PWM-
VOLUME/MUTE
A8
PAGES
DAC
MEMORY
SDM
C1
9641
63
TELE
9631
CPU
1660
TEXT
64
12MHz
0240
TO
C2
POR
65
1
0240
CVBS SYNC
74
DATA-OUT
2
J
R
75
DATA-IN
3
INTERFACE
H
G
76
CLOCK
4
OSD
OR
B
TELETEXT
5
TO
V
BL
DISPLAY
77
6
1259
COR
7
I
SP / LS
0217
SDA
1
SERVICE
+160V
2
SCL
COMPAIR
3
CONNECTION
3326
3336
3317
3317
V14
R
V15
7
-
3327
R
G
5
G
CRT
B
3
7331:
-
B
3337
7333
V16
3348
ERR
11
5341
25kV
3349
3350
1
V
+13V
LOTAUX
3425
ERR
2
3431
VG2
EHT INFO
A5 A6
L4
6402
V
+13V
LOTAUX
2422
L5
3421
7407
V
+5V
LOTAUX
2410
3422
L6
7408
+8V
3423
FILAMENT
L7
-13V
2417
L8
3428
3427
VT_SUPPLY
A4
7406, 7409
3413
V
A3
PROT
GUARD
CIRCUIT
BLK-IN
A5
3411
7405
3412
2419
PROT
A6
CIRCUIT
EHT o
ERR
CL 16532138_026.eps
2
211201
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