Block Diagram, Testpoints, I - Philips L01.1A Service Manual

Block Diagram, Testpoints, I2C And Supply Voltage Overview

6. Block Diagram, Testpoints, I

Block Diagram
E1 C A12
SIDE AV SIDE AV FRONT I/O
MONO STEREO
0253 0251 0219 CVBS-
FRONT-IN
3 6 6
V V V V
A
A10
0251
A
3 3 3 L-FRONT-IN
L L L L
B
A5 A10
1 1 1
B
R R R-FRONT-IN
C
R
A10
C
OR
A13
REAR I/O CINCH
7101
V-OUT
CVBS1-IN
A5
V A5
V
A5
L1-IN
AV1
L
A10
L-OUT
L A9 A11
R1-IN A5
R
R-OUT A10
R A9 A11
9
7102, 7103 STATUS2
11
STATUS 1 A7
A7
STATUS 1
10
9103
G-Y-IN 6
A5 Y-CVBS-IN
Y
5
A10
9102 2 3
B-U-IN 4
YUV A5
U C-IN
SVHS
A5
INPUT 1 4
9101
R-V-IN
A5 5
V
NOT FOR PIP
V
AV2
L2-IN
Y U V
A10
L
R2-IN
A10
R
4 5 6 3 2 1
A4 TUNER IF A5 VIDEO IF, SOUND IF
7209, 7210
A2 VT_SUPPLY FM
6001
DE-EMPHASIS
BZX79-C33
5001
V +5V 7200-A
LOTAUX 1002
1000 6, 7 9
TDA95XX
1003
VT
0265 I4 VIF_1 18
FM-RADIO 11
1 2
ERR
IF
FM 10 TUNER
I3
VIF_2 19
+
10
FM
TV TUNER
TV 22
AGC
23
5 4 1
24
I1
3001
A7 RF_AGC
SDA
I2
3000
A7 SCL
A13 L1-IN
A12
LFRONT-IN
A13' P
REAR I/O CINCH PIP 7801-A,C 7801-B
11 10
(PIP PART)
0229 S1 S2
0229
3
AV1 5 1 AV1 12
14 2
V1_OUT 13
1
0242
7 2
A5 V1_OUT
0216 5
2 7816
C_IN 3
3 4
3
+
1 Y_CVBS_IN
2 2
S3 9
0238
0235
FROM 7890 +5V FROM 1 FROM
S2
0217 8V 0240 0217
1 7891
A7 A7 2 A7
S1
+Vad CONTROL CONTROL
STAB.
CONTROL
3
S3
A1
POWER SUPPLY
0212
3 4
Degaussing
3504
Coil
2 1
t
5500 : 6500
0211
5502 GBU6J
1500
AC P1 5520
T4E 2
2503
150 - 250V DC 3
SINGLE RANGE
3532
90 - 276V 7521
7520 4
FULL RANGE
STP7NB60FP
TEA1507 8
D
3523
DRAIN
5
6 G
DRIVER
S
3525 P2
5 8
SENSE
3
CTRL
3526
3522
4 9
DEMAG
3528 6520
1
VCC
2521
CONTROL
IC 3
P3
4
HOT GROUND COLD GROUND
L01.1A
2
C And Supply Voltage Overview
A10
AUDIO/VIDEO A11 BTSC-NDBX
SOURCE SWITCHING STEREO DECODER
7861
TDA9853H
7801
HEF4052BT
A12
SEL_MAIN_FRNT_RR
9
QSS-AM-DEM-OUT 4
A7 DEMODULATOR
SWITCH
LOGIC
SC2-CTRL 10
A9
SC1-L IN 8
A10
L-FRONT-IN 1
A12
SC1-R IN 26
A10
L1-IN 5 3 SC1-L IN
A13 A9
A14
3865
SDA
L2-IN 2 38
A7
A13
A13
3866
SCL
40
A7
R-FRONT-IN
12
A12
R1-IN SC1-R IN
14 13
A13 A9 BTSC-DBX (STEREO/SAP) DECODER
A9
R2-IN 7831
15
A13
MSP34X5G
7834
OR
7835
7802 QSS-AM-DEM-OUT
HEF4053BT
OR
47
DEMODULATOR
FMR
SEL_MAIN_FRNT_RR
9
SWITCH
A7
LOGIC
MONO/AM-MONO-SOUND
A11
3834 2847
44
CVBS-FRONT-IN
A5
5
A12
SY-CVBS-IN SC1-L IN 41
A10
4
A5
SC1-R IN 42
A10
Y-CVBS-IN 2
A13
A7
3833
SDA 8
A7
A6
3832
SCL 7
A7
AUDIO CARRIER
FILTERS
QSS_AM_DEM_OUT
FMR 5201
FM RADIO
+8V
1200
5.5MHz
V10
VIDEO VIDEO
VIDEO
38
IF PLL 7201
1201
AMPLIFIER
AGC DEMOD.
6MHz
+8V
3208
QSS
QSS MIXER
33
SOUND 7206 7202
AM DEMOD.
IF + AGC
1202
4.5MHz
3230
SOUND SOUND
48 3211
FM-DEMOD. AMPL. MONO/AM_
AUDIO
DE-EMPH. + AVL MONO_SOUND
SWITCH
A8 A9
28 29
7803
M65669 7818
7804:7806 7810:7812
S3
15 22 2
37
13
1
7813:7815
Y
5
35
3833
4
SDA 3
3
7807:7809
U
3834
PIP
SCL 4 39 12
PROCESSOR
14
13
1 V
ERR
7802
0266 12
N74F06N 28,29,30
1
HD 8 32
HD
3x 12MHz
13 HD/VD
2
VD PROC. 6 33
VD
11 1800 PAL-N
1801 PAL-M
1802 NTSC
7 8
A16
PIP INTERFACE
3558
7580
+3.9V
1515
7171:7174
VD
7560
ENERGIZING P4
V +13V
H/V
LOTAUX
CIRCUIT
+3.3V SEPARATOR HD
6562
2567
P5
6561 3564
5562
12V
A6
SYNCHRONISATION
MAIN AUX
2564
AUDIO SUPPLY GND
17 7561, 7562 3259
EHT info
7564
A2
ERR
SANDCASTLE
7
POWER
A2 3242
POWER DOWN
H flybk
DOWN
A2
A7
CIRCUIT
16
P6
6560
5560 5564 5561
14
140V
2561 MAIN SUPPLY
13
N.C.
12
V A2
DEFL
11
N.C. 7540, 6540
3543
REFERENCE
10
CIRCUIT
3544
1
7515
7541, 7542
3247
TCET1103
EHT info
STDBY_CON
2 STANDBY A2
A7
CIRCUIT
EHT o
A2
6. 27
A8 AUDIO AMPLIFIER
FOR MONO SETS
MONO/
7943
AM-MONO-
5861
41 SOUND 7901 AN7522N (STEREO)
+8V
7902 AN7523N (MONO)
A5
A16
MAIN-OUT-L
16 6
ERR
OR
BTSC-NDBX A15 7
OR
MAIN-OUT-R
18 8
OR
7892
OR 9
VOLUME MUTE
A7
11
L-OUT A13
INPUT
MAINAUX_FB 3908
1
SWITCHING
23
ERR R-OUT A13 A5 5205
4 MAINAUX
43
7891
0257
1861
SDA
514K5
A12
SCL
L+
L-
COMPAIR
CONNECTION
R-
A10
(FOR SERVICE)
R+
MAIN-OUT-L
25
A9
BTSC, AM, FM
MAIN-OUT-R
24
C
OR
A8 MONO/AM-MONO-SOUND 0246 0254
A5
1 1
31 L+
L OUT A13
30
INPUT
R OUT A13 L- 2 2
SWITCHING
4
SC2-CTRL A10
3 3
ERR
4
51 R- 4 4
1831
18M432 R+ 5 5
52
V4
3214
7208
7205
3222
3216
A13
V1-OUT
3221
7200-C
3215
TDA95XX 47
+8V
V9
3213 2203
RGB
40 I/O
MATRIX
SWITCHING
RGB
INSERT
Y
Y-DELAY
7203
VIDEO
45
BLACK
A13 C-IN
FILTERS
STRETCH
R-Y U
44
PAL/NTSC BASE
A10 SY-CVBS-IN
VIDEO
SECAM BAND
B-Y V WHITE
42
IDENT
A13 CVBS1-IN
DECODER DELAY STRETCH
3210
51 52
1 R-V-IN
A7
SEL-IF-LL-M-TRAP A13 R-V-IN
2 G-Y-IN
A13 G-Y-IN
3 B-U-IN
A13 B-U-IN
4 FBL-1
NOT FOR PIP
A2
A13'' LINE DEFLECTION
REAR I/O
(PIP PART)
V +13V
LOTAUX
0219 0242
G_Y-IN 2
1 1
3
3 3 B_U-IN
V
A1
DEFL
4 4 R_V-IN 1
FBL-1 4
5 5
7461
7463
0226
0290
7462
L1
1 1 Y
4
Y
U
2 2
5
U
3 3 V
only for sets with E/W correction
6
V
7400
STP3NC60FP
D
3404
G
8 7
S
3405
0284 0236
3 3 VD
A2
EW drive/EWD_dyn
4 4 HD
only for sets with panorama
7444 1400
3489
5241
+8V
7200-D
TDA95XX 9
2254
11
S2
3251
H-DRIVE 30 A7
BASS_PANORAMA
2nd LOOP
31 H DRIVE
H-SHIFT
A3
FRAME DEFLECTION
S1
TXT/OSD
VIDEO IDENT DISPLAY 7471
TDA8359J
S3 F1
3244
H 17 V DRIVE+ V DRIVE+ 1
H/V SYNC V1+
V-DRIVE
V
SEPARATOR S4
+ 3249
16 V DRIVE- V DRIVE- 2
H-OSC
GEOMETRY V1-
+PLL
F2
EW DRIVE/
S5
EW 3250
EWD-DYN
34 15
+
GEOMETRY
A12 FRONT CONTROL A7 CONTROL
7200-B
TDA95XX
0280
A1 ERR
2 L+ 4 5
6692
A2
L
TSOP1836
4 L- 3
IR IR 67
A3
10 R- 2
N.C. 1
A13 STATUS1
6691 N.C.
A4
R
LED
A13
12 R+ 1 +3V3 STATUS2
KEYBOARD-
A1 A2
PROTN 69
LOCAL
POWER DOWN
KEYBOARD
LED 5
KEYBOARD-
HEADPHONE _PROTN 80
T
TOP CONTROL (RF) OR
OR
ROM
L+
7606 RAM
L-
0209
1
R- EW-
PROTECTION PAGES
R+
2 A2
LOCAL MEMORY
KEYBOARD
3
E1
HEADPHONE TELE
OR
TEXT
0255
4
L+
A9
BTSC -BBX DECODER
L CVBS SYNC
3
L-
0209
R
1
G
OSD
R- 2
KEYBOARD
B
TELETEXT
2 _PROTN
R
BL DISPLAY
R+ 1
3 COR
B1 CRT
V-OUT A13'
ERR
+8V
7330
OSD TDA6107Q
0243 0245 V12 2
V5
3201 5344
R RGB R 56 1 1
CONTROL
V6 V11
G 3202 5343
G 57 2 2 1
OSD TEXT
B
V7 V13
INSERT 3203 5345
B 58 3 3
3
BLUE
V9
3204
STRETCH
55 4 4
5
WHITE-P.
5 5 EHT-INFO
3235 BKL BKL
ADJ
BKL-IN 6 6
53 50 54
A2 N.C.
+13V
3340
7204
+200VA
EHT INFO A2
EHT info
2340
PROC. 1 2 3 4
0244
0220
1 2 3 4
MAIN AUX
5445 A B C
6467
EHT
BAV70 3487 5451
MAIN SUPPLY 3
140V
1
L3
3493
7460
5461
BU4508DX
0221
DRIVER 1
LINE
STAGE FOCUS VG2
OUTPUT 2
L2 10
CIRCUIT
HOR.
DEFL.
COIL
L4
3480 3469
E/W 6
ERR
1
CIRCUIT
E/W PROTECTION
ERR 6485 3494
A7
5
8
6487 3488
11
3
4
2454
1 2
5480
7
12
3455
8
9
6488
7480
V +13V
5472
LOTAUX
V +50V
LOTAUX
3 6 ERR
3
VP 6470
V
GUARD V 3447
A2
GUARD
6486
CIRCUIT
F3 0222
5471
7 1
VOA
3479
9 2
VM
FRAME
6447 3451
OUTPUT 3471
VOB 4 VERT.
F4
DEFL.
COIL
5
+3.3V +3.3V
7602
M24C08
5602 5603 5604
3611
EEPROM
66 61 59
8
(NVM)
68 7 6
I/O
+3.9V ERR 5
9
IIC 3607 3606 3604 3603 A4
BUS
3625
72 SDA A7
SDA
TRANSCEIVER
A8
C4 3624
71 SCL
SCL
A9
C5
ERR A11
6
I/O
3
PORTS SEL-IF-LL-M-TRAP A4 A5
6
STANDBY-CON A1
70
SEL-MAIN-FRONT-RR A10
78
BASS PANORAMA A2
77
TREBLE-BUZZER-HOSP-APP N.C.
1/10 VST
73
PWM- VOLUME/MUTE A8
DAC
SDM
9641
9631
74
75
0240
76 2
3
TO
C1
0238
4
63
H P
0217
CPU 1660 PIP
V 64
12MHz 1 TO
SDA
0266
2
SCL
C2
4
TO
+8V
0235
11
+200VA
V14
0165
3336
8 R AQUADAG
8
V15
3334
9 G 6 R
G CRT
11
V16
3332 B
7 B
10 9 5 7 1
3341
25kV
3342
Filament
5
5
D
V +50V
LOTAUX
3484
ERR
3482
2
3481 A
EHT info A5 A6
3466
EW drive/ewd_dyn
A2
H flybk A6
L5
VIDEO SUPPLY 200V B
L7
V +50V
LOTAUX
L6
3460
VT_SUPPLY A4
D
FILAMENT
L9
7482
V +5V
LOTAUX
3450 L10
+8V
L8
V +13V C
LOTAUX
7441
3446
PROT V A3
GUARD
CIRCUIT A5
BLK-IN
7443, 7450
3452
POWER-DOWN A1 A7
2444 PROT
CIRCUIT EHT o A6
ERR CL 16532004_003.eps
2
120401