30
EM5.2E AA
6.
Block Diagrams, Testpoint Overviews, and Waveforms
Supply Lines Overview
MAIN SUPPLY
A1
MAINS SWITCH
PANEL
(PARTLY)
J
STAND-BY SUPPLY
MAIN SUPPLY
A2
B5
220V
A15
A10
A1
A11
A13
A16
A2
A8
A12
A3
A20
+5.2V_MP
DEGAUSSING
6110
3115
3116
+8V6-SWITCH
7133
7130
2126
7131
7140
7132
7141
CONTROL
6113
1149
5112
3161
5111
5130
6130
6148
1.6A
VTUN
HOT
OTC
COLD
HOT
6514
3510
3527
3526
2523
2515
COLD
HOT
COLD
1
2
2
1
4
1550
7501
7528
3
DEG.
COIL
1502
1
2
0201
1
2
0202
1
2
2
1
4
3
0202
A8
6
5
5100
7103 OR
7104
7
8
10
3
6107
5103
6111
3113
6122
+11V_STBY
+11V
+5.2V
+5V
+5.2V_MP
+8V6
+8V6
6103
6109
-20V
5102
2102
2
1
STANDBY
+VBATT
3110
STARTUP
V-START
1503
2.5A
2516
+375V
GND-STB
5104
3509
1060
RP
RS
3
2
1
3550
8+
0+
T6,3A
MAINS
SWITCH
V
MAINS
FILTER
ACTIVATING
CIRCUIT
5502
5503
5504
5511
5516
3
2
4
1
1
3
2
3506
7507
TCET1103
3507
3520
VBATT
ADJUSTMENT
3530
7506
TL431CZP
3531
5
3108
3118
5113
4
1
2
1051
D
G
S
A21
+5V-SWITCH
CONTROL
3114
3124
-20V
-20V
A7
A6
6535
5507
3514
5514
2512
+
+
2511
GND-AUD
GND-STB
HOT GROUND
GND-SUP
GND-STB
7529
-20V
SUP-ENABLE
9
5506 OR
5612
7502
7530
7504
STP5NB60FP
10
12
13
5
4
3
1
+16V+19V
AUDIO SUPPLY
-16V-19V
AUDIO SUPPLY
5509
6536
5513
2542
+
+
2543
D
G
S
CONTROL
CIRCUIT
ACTIVATING
CIRCUIT
CONTROL
CIRCUIT
D
7102
7100
7101
7105
7120
STP3NB60
G
S
D
G
S
6525
GBU4J 2
1
3
+
+
-
4
1601
125mA
+11V
+11V
5.2V_MP
1
7680
TDA7052
1148
1.25A
A4
A17
A18
A19
A5
SUPPLY LINES
4
9
9
4
1946
0241
6
1940
9982
3941
3904
TUNER SIM CONN.
A8
AUDIO AMPLIFIER
A6
FRONT
A10
ROTATING
CIRCUITRY
A5
RC5 RECEIVER
A9
MAINS
SWITCH
J
+5V2
VTUN
9
7.3
5901
1200
TUNER
+8V
SIM
B1
+5V STANDBY
+8V6
43
40
+5V2
+8V
+5VA
5904
+3V3
+8V
1000
STANDBY
STANDBY
+3V3_SIM
+5V_AUD
+5V_VDP
+5V_CON
+5V
+8V_VDP
+8V_AUD
+8V
5903
5904
5900
5901
5902
+5V2
1205
+5V_CON
45
44
+3V3
OUT
IN
+5VT
+8V
+8VS2
+11V5
+8VS
+8V
+8V
+5V
+5V2
5903
1
+11V5
46
47
36
7910
OUT
IN
7911
L78L05
7912
MC78M05
3907
3910
9909
9980
+16V+19V
+16V+19V
4
-Vf1
-VS
-Vf11
22
1
2
24
5712
5708
5711
5707
5735
-16V-19V
-16V-19V
7700
TDA7490
+16V+19V
4
-Vf2
-Vf21
22
1
2
24
5715
5722
5716
5723
-VS
7702
TDA7490
3
1
1492
+11D
+11D
FILAMENT
PULSES
LINE
DEFLECTION
PANEL ON CRT
NECK
A3
DAF
I
+VBATT
SUP-ENABLE
5400
5401
+141V
+5V2
+11D
HOT
COLD
LOT
HOT
COLD
COLD
HOT
COLD
-15V-LOT
+13V-LOT
+13V-LOT
EW
LINE
DRIVE
HOT
5430
5
1
5410
7421
3465
6464
6465
3464
3400
3809
11VDC
LINE
OUTPUT
STAGE
9410
5465
3
3463
3499
6462
3461
12
9
6460
+11D
TO
3450
3451
6400
FOCUS 2
FOCUS 1
EHT TO ANODE CRT
+200V
3460
5461
3462
3498
3635
5463
1485
6
FILAMENT
2
7
1424
8
6463
3
1
3
1
FRAME
DEFLECTION
E/W DRIVE
A4
COLD HOT
3449
7620
TDA8177
4
2
+11D
+8Vb
+13V-LOT
+13V-LOT
+8V-S
+141V
-15V-LOT
-15V-LOT
7813
1492
3
1
3807
3808
3329
1403
F500mA
3644
+5V2
+5VA
5744
+3V3_FBX
PICNIC
B3A
FALCONIC
B3B
EAGLE
B3C
5731
5733
+3V3_INT
+3V3_INT
+3V3_FBX
+3V3FA
+3V3_SIM
+5V2
+8V-AUD
+8VA
+8V_AUD
+5V_AUD
STANDBY
+5V
+3V3PR
5713
5737
+3V3FM
+8V_CON
+5VA
7726
7727
5721
5725
5722
5723
+3V3P
5724
5738
+3V3_FBX
+3V3_FBX
5745
5727
5726
5729
5714
+3V3A
11-7713
+8V
5416
+8V_CON
+5V2
5415
+5V2_CON
5654
+5VF
+5DB
6310
+5DB
+5DA
+8VC
+5V_AUD
5656
7301
TDA9330H
HOP
5302
39
5301
17
+8VS
OTC
B5
7001
SAA5801H
OTC
9,19,20,38,49,
75,101,111
+5V_CON
+5V_CON
+5V2_CON
+8V_CON
+5V2_CON
7
4
+3V3_INTOTC
+3V3_INTOTC
104
8
1
HOP
B4
+8VS
+8V_VDP
+8V_VDP
3304
+5VS
+5V_VDP
+5V_VDP
AUDIO DEMODULATOR
B6
ANTI-MOIRÉ
B5
7651
MSP3452G
AUDIO
PROC.
5653
9688
7669
7706
7720
5706
5719
+2V5FB
+2V5B
5718
31
5671
5672
5651
5652
3650
9603
7005
+2V5_E
+2V5FCA
+2V5FCD
+3V3_E
+3V3FCD
+3V3FC1
+3V3FC2
+1V5_E
+1V5FCA
+1V5FCC
3400
7307
TDA9181
6.5
+5VCOM
IF/IO
B2
+8VP
+8V_VDP
3402
+5VCOM
+5V_VDP
+5VS
+8V_VDP
7323
TDA9320H
HIP
5405
45
5404
11
+8Vp
+8V_AUD
HEADPHONE
AMPLIFIER
B10
5743
5728
5902
FILAMENT CRT
F
3300
3404
3403
1424
2
7
1
1940
+8V_+12V
N.C.
+8V
200V
SCAVEM
6
CRT
N.C.
NOT IN PV02
MODEL
1501
T5A
E_14590_030.eps
211004