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Block Diagrams, Testpoint Overviews, and Waveforms
I2C and Supply Voltage Overview
SUPPLY LINES DIAGRAM
A1
POWER SUPPLY
7541
1503
3
4
ENERGIZING
V_DG
V_DG
CIRCUIT
2
1
(optional)
5520
6551
5551
5552
9
17
Vbatt
8
18
5562 6563
1543
4
14
-Vaudio
5
13
+Vaudio
6571
SUPPLY
3
5561 6562
10
PRIMARY
2
SIDE
+6VA
3571
12
7571
3575
REFERENCE
CIRCUIT
3576
3
1
+3V3
7515
7573
TCET1103
STDBY_CON
2
STANDBY
4
A4
CIRCUIT
6573
3532
POWER-DOWN
5531
7561
A4
6564
6565
6566
4
2564
5
3565
6535
10
+3V
A4
2535
6676
+6VA
A5
6536
5537
1
8
+6V
A4
2536
A5
2
6537
6
Vaux
S
D
7535
G
7536
B
A4
1507
HOT GROUND
COLD GROUND
only used in sets with IDTV
EPS1B
EXTERNAL POWER SUPPLY
0228
BR1
T1
0213
CR1
L5
+12V
1
C
3
AC
2
C7
C23
1
N.C.
DC
2
IC1
5
4
CONTROL
D2
C21
HOT GROUND
HOT COLD
COLD GROUND
I2C BUS INTERCONNECTION DIAGRAM
A4
A5
HERCULES
FEATURES & CONNECTIONS
+3.3V
+3.3V
ERR
6
3202
3204
7200
3207
20
SDA
SET
PROCESSOR
3214
21
SCL
PART OF
VIDEO-
+3.3V
PROCESSER
6210
6211
(HERCULES)
3601
22
WRITE_PROTECT
+3V3
27
ITV_DATA_OUT_SDA
26
ITV_DATA_IN
23
ITV_CLOCK
14
ITV_SCL
ERR
3264
19,20
3
ITV_POR1
L04HU AA
6.
A2
LINE + FRAME DEFLECTION
+Vbatt
5402
7405
7404
HDRIVE
A4
A7
AUDIO_AMPLIFIER
7990
TDA2616Q
-Vaudio
5
AUDIO
OUTPUT
EW_DRIVE
Vaudio+1
7
A4
A6
CLASS D
To 6407
on
A2
AUDIO AMP
(RESERVED)
3401
VT_SUPPLY
1903
+Vaudio
Vaudio+1
*
9911
*
see diversity table
9910
V_DG
+6VA (To 3445)
VT_SUPPLY
A5, A3
A4
HERCULES
+3V
A1
6201
Stdby_Con
A1
POWER_DOWN
A1
A5
+5V
+5V
A5
+3.3V
+3.3V
A5
+Vbutter
+Vbutter
+6V
+6V
A1
A5
+8V
+8V
A3
A5
TUNER IF
ITV_DATA_OUT
ITV_DATA_IN
ITV_CLOCK
3605
3604
3001
3000
STANDARD
SYSTEM
5
6
5
4
7
1005
7601
1000
1
PCF8511
TUNER
EEPROM
(NVM)
2
For
COMPAIR
3
ERR
ERR
only
9
10
ITV_DATA_OUT
ITV_DATA_IN
ITV_CLOCK
ITV_SCL
ITV_POR1
26
1401
Vbatt
5445
Vbatt
1
EHT
TO
3
6483
6484
VIDEO SUPPLY
CRT
2
1
B1
FILAMENT
3
4
5
1404
LINE
1
FOCUS VG2
OUTPUT
To 3405, 3463,
CIRCUIT
2
3475
+
on
A2
E/W
10
HOR.
BCL
CORR.
DEFL.
COIL
1454
6452
6
-12V
6453
3458
VIDEO SUPPLY
5
3484
FILAMENT
7
3485
To 6403, 3480,
3420, b-7401,
c-7403
on
A2
6456
1452
8
+9V
3457
2456
6454
9
6455
3455
6459
To
VERTICAL
DEFLECTION
+3V
3210
+1.8V_A
7204
3211
7200
DECDIG
3206
115
7201-2
HERCULES
16
PWM1
3209
+1.8V_B
7203
15
3208
31
3295
7201-1
7210
D
7209
6207
D
G
G
S
S
2204
3217
7202
I1
SP/LS MODULE (CONTROL PART)
+5V
+5V
+5V
STANDARD
R11
R2
R12
1213
1259
3626
R9
1
1
DATA_OUT
4
OR
6
3625
2
DATA_IN
2
R6
3
CLOCK
1
3628
3
3
R3
R7
2
Q1
5
R4
OR
J1
INTERFACE MODULE (CONTROL PART)
SYSTEM
1259
1
DATA_OUT_SDA
2
DATA_IN
3
CLOCK
+5V +5V
+5V +5V
SDA
1213
1213
3626
3743
1
1
DATA_OUT_SDA
DATA_OUT
3625
3715
2
2
DATA_IN
DATA_IN
3628
3710
CLOCK
3
3
CLOCK
CLOCK
ENABLE
3744
SCL
SCL
5
5
POR
9023
POR
6
6
B1
B2
CRT
SCAVEM
A3
VSVM
FILAMENT
1351
1
VSVM
A5
2
+200V
+200V
3
FILAMENT
FILAMENT
3351
4
+200A
A2
5
A5
FEATURES & CONNECTIVITIES
A8
A5
1221
+9V
1
1212
A9
+9V
12
+9V
+9V
+9V
A5
4611
+9VA
3639
+9VA_1
3610
6610
+8V
+8V
A4
9605
Vbuffer
A8
Vbuffer
A4
A1
+3V
+3V (N.C.)
A1
+6V
+6V
4604
+6VS
7603
L78L33ACZ
1
3
+3.3V
+3.3V
A4
+5V
A3,
A9
+5V
7605
A4
3608
1220
1
3606
A2
VT_SUPPLY
7604
2
RESET +5V
3
N.C.
3607
3609
A4
SMART PLUG
LOADER U1
DATA_OUT
IR_DATA
CLOCK
SMART
LOADER
+5V
DATA_IN
GND
1800
15
9
8
7
DCM
MODULE
14
6
TUNER IF
+5V
9002
5001
+5V
To TUNER
Pin 6.7
VT_SUPPLY
To TUNER
Pin 9
6001
-/C33
REAR I/O CINCH
Vbutter
Vbutter
FRONT CONTROL
To LED
3690
3693
+5V
To 3-6692
(IR_REC)
6694
-/C5V1
1693
1
J
FRONT INTERFACE
1693
+6V
G
LINEARITY & PANORAMA
(OPTIONAL)
1462
1
+9V
I1
INTERFACE MODULE (SUPPLY PART)
SMART PLUG
LOADER U1
U4
DATA_OUT
LE50CZ
1251
R1
IR_DATA
1
+5V
SMART
CLOCK
MAIN_AUX
LOADER
2
R5
+5V
3
+5V
3
DATA_IN
N.C.
5
GND
J1
INTERFACE MODULE (SUPPLY PART)
1800
0228
1
+12V
2
3
+12V
DCM
3740
3
MODULE
+5V
+5V
10
6703
2703
E_14820_011.eps
210904
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