Block Diagram, Testpoints, I2C And Supply Voltage Overview
29
L01.1A
6.
I2C And Supply Voltage Diagram
POWER SUPPLY
2
3
4
A
A
17
16
14
10
13
12
N.C.
11
N.C.
5
3
8
9
CL 16532004_004.eps
120401
C4
C5
I1
I2
P1
P2
P3
P5
P6
P4
0211
170 - 250V SINGLE RANGE
90 - 276V FULL RANGE
5205
5602
5603
5604
4693
7901
1000
7902
7200-B
5560
5564
3564
2564
5561
3543
5562
3549
3544
3557
3558
7560
2567
7561, 7562
7564
6520
2521
A1
CONTROL
A7
TUNER IF
A4
VIDEO IF
A5
CONTROL
A7
5520
7520
TEA1507
DRAIN
DRIVE R
SENSE
DEMAG
VCC
CONTROL
IC
CTRL
AC
DC
6500
GBU6J
5500 :
5502
0231
1
1
66
61
59
8
1
2
3
4
1500
T4E
2503
6561
6562
6560
AUDIO SUPPLY GND
POWER DOWN
140V MAIN SUPPLY
12V MAIN AUX
2561
POWER
DOWN
CIRCUIT
AUDIO SUPPLY
GND-FB
+3.3V
+3.3V
+3.3V (TO 3256)
+3.9V
+3.9V
(TO 3606
3607,3633)
STBY_CON
HOT GROUND
COLD GROUND
7540, 6540
REFERENCE
CIRCUIT
7541, 7542
STANDBY
CIRCUIT
7515
TCET1103
3532
3525
3523
3528
3526
7521
STP7NB60FP
8
6
5
3522
4
1
D
S
G
5204
AUDIO AMPL.
SYNCHRONISATION
A6
+3.3V
+3V3A
FRONT CONTROL
A12
AUDIO
OUTPUT
STEREO
AUDIO
OUTPUT
MONO
TUNER
uC
7602
EEPROM
(NVM)
OR
OR
LINE
OUTPUT
3611
LOT
+200VA 6
+13V nc.
TO CRT
FILAMENT
LINE DEFLECTION
A2
CRT
B
TUNER IF
A4
POWER SUPPLY
A1
FRAME DEFLECTION
A3
5451
2450
MAIN SUPPLY
VIDEO SUPPLY
200V
+200V
+13V
5445
3
EHT
2340
3487
6001BZX79
-/C33
FOCUS
VG2
EHT
FOCUS
VG2
5
2
5
9
6
7
7
FILAMENT
FILAMENT
3494
5480
0220
3340
3341
6485
5
9
8
VT_SUPPLY 33V
VT_SUPPLY
2
3
5
4
0244
3
4
ANODE CRT
FOCUS CRT
VG2 CRT
3342
+5V (TO 6470)
+8V (TO 3008)
5202
VIDEO IF
A5
VLOT AUX +50V
VLOT AUX +13V
VLOT AUX +5V
VLOT AUX +5V
VLOT AUX +5V
VLOT AUX +5V
VLOT AUX +13V
VLOT AUX
TO DEGAUSSING CIRCUIT
VLOT AUX +13V
CONTROL
A7
+8V (TO 4-0217) NOT USED
+5V (TO 2234)
VLOT AUX
VLOT AUX +5V (TO 3619)
+8V (TO 7101-C)
VLOT AUX +5V
AUDIO AMPLIFIER
A8
PIP
P
+8V (TO 3948, 3950)
VLOT AUX +5V (TO 9904)
+8VA
MAIN AUX_FB
1
1
2
40
24,25
3
+5V
3460
9420
7471
FRAME
OUTPUT
7330
RGB
DRIVER
6
3
5001
5472
SYNCHRONISATION
A6
7200-D
SYNC
PROC.
5241
5890
7891
5893
9810
+8V
+13V
VLOT AUX +50V
+8V
+8V
+8V
+8V
+8V
+8VA (TO 3248)
7200-A
VIDEO
IF
9
5832
BTSC DECODER
A9
BTSC-NDBX DECODER
A11
VLOT AUX +5V
REAR I/O CINCH
A13
PIP INTERFACE
A16
+8V
AUDIO VIDEO
SOURCE SWITCHING
A10
7831
BTSC
DECODER
BTSC
DECODER
5833
+5VA
+8V
+6V8
VLOT AUX +5V
46
33
3455
3447
3446
3488
6467
6488
7482
7480
6486
6482
3450
3449
6481
3801
7861
0235
7890
7903
PIP
PRDC.
5861
+8V
41
+5VS
+5VA
+Vad
+Vadp
+Vad
+Vadp
+5Vd
5891
5892
3625
7602
M24C08
EEPROM
(NVM)
3624
3607
3606
3604
3603
6
5
72
71
68
7
ERR
9
ERR
5
7200-B
SET
PROCESSOR
PART OF
VIDEO-
PROCESSOR
ERR
6
SDA
SCL
SCL
SDA
+3.9V
+3.9V
1000
TUNER
3001
3000
4
5
ERR
10
1
2
0267
3
AUDIO AMPL.
A8
SCL
SDA
A7
A8
BTSC-DBX
DECODER
CONTROL
A9
7831
MSP34X5G
BTSC
DECODER
3833
3832
7
8
ERR
4
SCL
SDA
SCL
SDA
A14
A13
BTSC-NDBX
DECODER
7861
TDA9853H
BTSC-NDBX
DECODER
3865
3866
40
38
ERR
4
7803
M65669
PIP Proc.
3833
3834
4
3
ERR
12
FOR
COMPAIR
ONLY
3493
VLOT AUX +13V
MAIN AUX
H-DRIVE
V DEFL.
V DEFL.
I2C BUS INTERCONNECTION DIAGRAM
3908
39
(TO 6452,6468,3400,
3442,3453)
A8
6467
A9
A11
A11
A7
PIP
P
OR
Error
Description
0
No error
1
X-Ray / over voltage protection
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
6
General I2C error
7
Power down (over current) protection
8
EW protection (Large Screen only)
9
I2C error EEPROM error
10
I2C error PLL tuner
11
Black current loop instability protection
12
I2C error PIP processor (only for executions with PIP)
ERROR CODE LIST
MAINS
SWITCH
4
0217
0266
1
2
0217
1
2
Summary of Contents for L01.1A
Page 48: ...Spare Parts List GB 88 L01 1A 10 ...
Page 78: ...56 L01 1A 7 Schematics and PWB s Layout PIP Panel Top View CL 16532010_010 eps 210301 ...
Page 79: ...Schematics and PWB s 57 L01 1A 7 Layout PIP Panel Bottom View CL 16532010_011 eps 210301 ...
Page 88: ...66 L01 1A 7 Schematics and PWB s Personal Notes Personal Notes ...