Supply Lines Overview - Philips A02E Service Manual

Block Diagrams, Testpoint Overview, and Waveforms

Supply Lines Overview

FRONT INTERFACE
J
0201 0202
1951
1505
2 2
2 4 2
1 1
1 3 1
MAINS SWITCH
5502 5511
5503 5516
5504
1501
6525
T5AH 2
A1
V 3509
GBU4J
1503
MAINS 1
4
- +
FILTER
F2.5AH
+
3
+375V
7505, 7506, 7503
GND-STB
QUICK
SWITCH
OFF
MAIN SUPPLY
STAND-BY SUPPLY
A2
V-START
STARTUP 6109
5100
5101 5109
5 6
A1B
A10
+375V 7100
7101 3 7
7102
7105 STP3NB60
5104
MAINS
A11
7120 D
2 8
G
SUPPLY
S
CONTROL 1 10
A12
CIRCUIT
5113
GND-STB
3108 3118
A15
5103
GND-STB
5 7103 OR 1
7104
A13
5106 3120 6103
-20V -20V 5102
4 2
2102
3114
GND-STB
A16
5517
MAIN SUPPLY
7504
7502
5506 OR
STP5NB60FP
7530
5512
D
5507
G CONTROL 5 6
S CIRCUIT
A2
4 7
A3 3514
3 9
3 4 1 10
N.C.
A4 HOT COLD
7507
3520
TCET1103
2 1
3506
VBATT
ADJUSTMENT
A5
3531
1
3530 3507
3
A6
7506
7529 2
TL431CZP
6514
-20V 2523 2515
3510
ACTIVATING
CIRCUIT
3527
+VBATT
3526
GND-FB GND-SUP GND-FB
SUP-ENABLE
SUP-ENABLE
HOT GROUND
ROTATING FRAME
A5 A4
CIRCUITRY DEFLECTION
+11V_ROT
E/W DRIVE
+11V_ROT 1601
1 7680
3449
TDA7052 +11D
125mA
A02E
MAINS SUPPLY
A1A
3550
8+
2 1
RP
RS
3 1502
2 3
2
DEG.
FRONT
1 COIL
A10
1
1947 0203
HOT 9970
1550
4 1 1
COLD
9972
7501
7528
+5.2V_MP
ACTIVATING
DEGAUSSING
CIRCUIT B11
TUNER
ADOC
A8
SIM CONN.
3115
6110
VTUN
VTUN
6200
3116
6113 3907 3910
5112 -C33
+11V_STBY
7911
6117 6119
+11V_ROT
L78L05
3161 6148 6118 IN OUT
1148
+11V 7912
MC78M05
+8V
1A25
A18
6130
5111 5130 +8V6-SWITCH +8V6
5902
+8V
7131
A20
D S
3941
2126
STP16NE06
3904
G 7133
7130
A19
CONTROL 5903
+11V
6107 +5.2V
1147
+5.2V_MP
6111
1A6
3113 +5V-SWITCH +5V 9909
+5V2
7141
6122 A21
D S
STP16NE06
3124 9980
+5V
G
7140
STANDBY
CONTROL +8V6
7132 HEADPHONE
A7
STANDBY
AMPL.
3173
+5V
+11V_STBY
A7 AUDIO AMPLIFIER
A6
6535 5514 +28V
6539
+ + +
2512 2546 2542
3720
GND-AUD
3721
+28V
13-7701
(AUDIO AMPL.)
3722
COLD
HOT
LINE
A3
DEFLECTION
+VBATT 5400 5401
+VBATT +141V
SUP-ENABLE
HOT
COLD
+5V2
5410
LINE
7421
DRIVE
LINE
OUTPUT
+11D
STAGE
COLD
EW
HOT 3464
-15V-LOT
5465
6464
3465
6465 3462
+13V-LOT 5463
6462
3463
6463
+141V
+13V-LOT
+13V-LOT
3635
2
+8V-S
7620
TDA8177
7813
4
+13V-LOT
+8Vb
-15V-LOT 3498 3499
-15V-LOT
-15V-LOT
COLD HOT
6. 31
FRONT
J
+5V2
SBB
B18
CONNECTOR
1205 1000
+5V2 40 +5V2
1200
9
TEDE9
43 +8V
TUNER +8V
7.3
5901 +5VT
5904 45
+5VA +5V
+8V
+8VS
+8VS2
+3V3 44 +3V3
+11V5
46
+11V
47
7910
IN OUT +3V3
B11
36 STANDBY
1940
1
+11V5
6
+8V
HOT COLD
CRT
5430 F
5
1940
LOT 1
EHT
N.C.
F
3300
FOCUS 1
6
+8V
FOCUS 2
1424 1424
3400 6400
9410 7 7
8
1
3404
FILAMENT 2 2
9
3460
6460
5461
12
+11D
3
3403
TO
3450
3461
3451
5441
6
1492
+11D +11D
1
FILAMENT 3
PULSES
1498 1499
1 1
+11D
DAF
HOT COLD
I
3809
11VDC
1485
1492
1 1
PANEL ON CRT 1
3807 3808
3 3 NECK
3
(IF APPLICABLE)
B15 LOW VOLTAGE SUPPLY-ADOC
F651
+5V2 5654 5651 +1V8
7651
STS5PF30L
F650
5659
+3V3
7650
CONTROL
CS51033YDR8
B14 ADOC SUPPLY
B14
2x
F601
6x
+1V8 5600
VDDCO
5601
+3V3
VDDE
VDDCO
4x VDDE
8x
8x
IF & SAW FILTER
B1
+5V
+5V
5135
5x
+5Va
5134
+5Vb
5112
+5Vd
+8V 5102
+8Va
3134
+8Vc (For PIP D/W Only)
VIDEO SOURCE
B2
SELECTION
+5V
+5V
5060
To 49 7100-B (MPIF)
5061
To 64 7100-B (MPIF)
AUDIO SOURCE
B3
SELECTION
+5V
+5V
3018
To 77 7100-A (MPIF)
3019
3010
+8V To 98 7100-A (MPIF)
3011
To 88 7100-A (MPIF)
+8V
SCAVEM
MPIF - SUPPLY
B4
+5V
+5V
200V
5150
To 14 7100-D (MPIF)
5151
FILAMENT CRT
To 28 7100-D (MPIF)
5152
To 35 7100-D (MPIF)
VIDEO DECODER
B5
5281
VDDCO
To F23 7300-J (ADOC)
5282
To P23 7300-J (ADOC)
5285
To AF3 7300-J (ADOC)
5283
VDDE
To N23 7300-J (ADOC)
RGB PROCESSING
B7
+3V3
+3V3
+5v
+5V
+8v
+8V
5300
VDDE
To W4-7300-H (ADOC)
SYNC & DEFLECTION
B8
+3V3
+3V3
3358
+5v
To L1 - 7300-F (ADOC)
+8v
+8V
VDDCO 5342
To M1-7300-F (ADOC)
3340
VDDE
To AA4 - 7300-F (ADOC)
5345
To R3 - 7300-F (ADOC)
5344
To N4 - 7300-F (ADOC)
5343
To L2 - 7300-F (ADOC)
5342
To M1 - 7300-F (ADOC)
PROTECTION
B9
+3V3
3V3
+8v
+8V
VDDE 3388
To W1-7300-G (ADOC)
AUDIO PROCESSING
B10
+5V 5480
To 8 - 7480 (HP AMPL.)
+8v
+8V
5452
VDDCO
To AD22-7300-B (ADOC)
5450
VDDE
To AC22-7300-B (ADOC)
CONTROL
B11
+5V
+5V
+5V2
+5V2
VDDCO
VDDCO
VDDE
VDEE
CONTROL MEMORY (RAM)
B12
VDDE
VDDE
To 9, 37, 43, - 7790 (RAM)
CONTROL MEMORY (SDRAM)
B13
VDDE 5730
To 1, 14, 27, 7730
5731
To 3, 9 43, 49, 7730
CL 36532058_005.eps
260903