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Block- and Wiring Diagram, Testpoints, I2C, and Supply Voltage Over-
2
I
C and Supply Voltage Diagram
A1
POWER SUPPLY
5500 :
0231
0211
5502
1500
OR
T4E
OR
MAINS
3532
SWITCH
7520
TEA1507
8
DRAIN
3523
6
DRIVE R
3525
5
SENSE
3
CTRL
3522
4
DEMAG
3528
1
VCC
CONTROL
IC
Q1
FRONT INTERFACE PANEL
(only for wide screen)
0231
0211
0212
1
2
MAINS
SWITCH
HOT
F
EPS4
(EXTERNAL POWER SUPPLY)
U
MAINS HARMONIC
0211
150 - 250V SINGLE RANGE
90 - 276V FULL RANGE
5000
0001
1000
0002
0213
2
MAINS
4A
FILTER
1
HOT
HOT GROUND
I2C BUS INTERCONNECTION DIAGRAM
A7
CONTROL
+3.9V
+3.9V
ERR
6
3607
3606
C4
7200-B
SDA
3625
SET
72
PROCESSOR
3624
71
PART OF
SCL
VIDEO-
C5
PROCESSOR
5
6
7602
M24C08
EEPROM
68
7
ERR
(NVM)
5
ERR
9
0240
74
DATA OUT
2
75
DATA IN
3
76
CLOCK
4
77
SCL
6
L01H.1E
6500
6560
5560
5564
5561
GBU6J
AC
5520
P1
2561
2
18
17
2503
DC
3
6562
16
7521
4
15
STP7NB60FP
6561
3564
5562
D
14
G
5
S
2564
P2
13
8
N.C.
12
7561, 7562
7564
3526
9
POWER
11
P3
N.C.
DOWN
6520
CIRCUIT
10
2521
3549
3
1
7515
3543
TCET1103
7540, 6540
2
4
REFERENCE
CIRCUIT
3544
7541, 7542
STANDBY
CIRCUIT
140V MAIN SUPPLY
HOT GROUND
COLD GROUND
0228
D4
BR1
T1
CR3
IC4
+3V3
5
CR4
AC
B
1
4
DC
+12V
CR1
3
2
IC5
CR2
C
2
5
IC1
+5V
1
4
D3
A
CONTROL
IC2
TC3
D5
1
HOT
COLD
A4
A8
TUNER IF
AUDIO AMPL.
SDA
SDA
SDA
SCL
SCL
SCL
I1
I2
5
4
0267
1
1000
TUNER
2
FOR
3
COMPAIR
ERR
ONLY
10
J
INTERFACE
+5V
+5V
+5V
0240
1800
3716
3717
3729
3742
15
2
DATA OUT/SDA
SDA
3715
3
DATA IN
DATA IN
8
4
CLOCK
3744
14
6
SCL
SCL
7701
7702
CLK
7
6.
18
P6
140V MAIN SUPPLY
A5
A8
AUDIO AMPL.
VIDEO IF
7901
AUDIO
1
OR
OUTPUT
P5
STEREO
3908
12V MAIN AUX
5205
7902
MAIN AUX_FB
AUDIO
5204
AUDIO SUPPLY GND
1
OR
OUTPUT
MONO
AUDIO SUPPLY
POWER DOWN
GND-FB
V DEFL.
V DEFL.
A7
CONTROL
+3.3V
7560
7200-B
P4
+3.3V
5602
66
5603
2567
61
uC
3557
5604
59
+3.9V
+3.9V
3558
7602
(TO 3606
3607,3633)
3611
8
EEPROM
(NVM)
A7
STBY_CON
A6
SYNCHRONISATION
0251
MAIN AUX
1
+3.3V (TO 3256)
2
A12
FRONT CONTROL
3
+3.3V
4693
4
J
INTERFACE
0228
1
+5V
2
1700
3739
6701
+12Veps
3
4
400mA
5
+3.3Veps
0251
1
2
STDBY
3
140/95V
4
POR
A9
NICAM, 2CS,
BTSC DECODER
A9
1800
1
+3.3V eps
2
3
A7
A8
8
7
+12V eps
4
32P
7831
SMART
MSP34X5G
10
CARD
AUDIO
+5V
CONN.
DECODER
ERR
4
G
CLOCK/LED/BUZZER
0237
0247
SDA
1
2
SDA
32D
SCL
2
3
SCL
CONN.
I
SP
1259
1759
R11
R2
R12
DATA
OUT/SDA
1
1
Q1
DATA IN
2
2
CLOCK
3
3
A2
LINE DEFLECTION
5445
EHT
FOCUS
MAIN SUPPLY
3487
LOT
5451
VG2
3
2450
VIDEO SUPPLY
0220
6485
3494
200V
5
2
MAIN AUX
9420
VLOT AUX +13V
3
6467
4
5480
7
5
FILAMENT
+13V
3488
6467
VLOT AUX +50V
5
3460
VT_SUPPLY
3493
3455
VLOT AUX +5V
7482
H-DRIVE
LINE
OUTPUT
+8V
6488
8
7480
+8V
VLOT AUX +5V
6486
VLOT AUX +13V
9
0259
+3V3A
(TO 6452,6468,3400,
2
3442,3453)
VLOT AUX +5V
+8V
+5V
BTSC DECODER
A9
0259
7831
4011
NICAM 2CS
2
AUDIO
VLOT AUX +5V
46
DECODER
5833
+5VA
5832
33
+8V
AUDIO VIDEO
A10
SOURCE SWITCHING
+8V
3801
+6V8
0217
4
+8V
REAR I/O SCART
A14
+8V
4012
SP
I
U1
RJ11
1259
1259
3
+5V
SMART
6
6
STDBY
R33
PLUG
8
8
+5V
+5V
G
CLOCK
0237
J6
3
3
+5V
+5V
+5V
+5V
ERROR CODE LIST
U1
Error
Description
R13
R14
0
No error
15
1
X-Ray / over voltage protection
DRIVER
14
2
High beam (BCI) protection
3
Vertical guard protection
4
I2C error while communicating with the sound processor
5
Power ON reset (POR bit) 3.3V protection / +8V protection
+5V
6
General I2C error
U1
7
Power Good (over current) protection
R9
8
EW protection (Large Screen only)
DATA-OUT
4
RJ11
9
I2C error EEPROM error
R7
DATA-IN
2
SMART
10
I2C error PLL tuner
11
Black current loop instability protection
R6
PLUG
CLOCK
1
B1
B2
CRT
SCAVEM
EHT
3362
ANODE CRT
+13Va
FOCUS
FOCUS CRT
VG2
VG2 CRT
+13Va
7330
0244
3340
+200V
+200VA
2
6
RGB
DRIVER
2340
+13V
3
4
3341
5
TO CRT
FILAMENT
FILAMENT
3342
A4
TUNER IF
1000
9
VT_SUPPLY 33V
TUNER
6001BZX79
-/C33
VLOT AUX +5V
5001
6
7
+8V (TO 3008)
A3
FRAME DEFLECTION
7471
VLOT AUX +50V
5472
6
FRAME
OUTPUT
VLOT AUX +13V
3
VLOT AUX
+5V (TO 6470)
POWER SUPPLY
A1
VLOT AUX +13V
TO DEGAUSSING CIRCUIT
A15
TILT & ROTATION
VLOT AUX +13V
VIDEO IF
A5
VLOT AUX
+5V (TO 2234)
7200-A
+8V
39
VIDEO
5202
IF
+8VA
SYNCHRONISATION
A6
+8VA (TO 3248)
7200-D
+8V
5241
9
SYNC
PROC.
A7
CONTROL
VLOT AUX +5V (TO 3619)
+8
0217
+8
4
A8
AUDIO AMPLIFIER
+8V (TO 3948, 3950)
VLOT AUX +5V (TO 9904)
CL 16532138_024.eps
141201
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