Specifications

22L05U AA 6.
Block Diagrams, Testpoint Overviews, and Waveforms
Block Diagram Supply and Deflection
POWER SUPPLY
1504
43
2
9
8
4
17
18
13
14
5
6
3
2
1
3507
E_14480_024.eps
270204
F508
I519
3575
7454
3576
6511
7514
2511
A1
HERCULES
A4
LINE + FRAME DEFLECTION
LINE
E/W
FRAME
STANDBY
SUPPLY
A2
LINEARITY & PANORAMA
ONLY FOR:
28"WSRF LA/NA
32" WSRF LA/NA
28" WS-SF LA
G
FRONT INTERFACE
J
Degaussing
Coil
t
1503
5520
7541
7511
TEA1506T
DRAIN
DRIVER
SENSE
DEMAG
CONTROL
IC
CTRL
ENERGIZING
CIRCUIT
(optional)
AC
DC
6500
5500 :
5502
1506
MAINS
SWITCH
(not USA)
10
11
1
2
4
3
1500
T4E
2505
1211
1231
MAINS
SWITCH
(not USA)
V_DG
+3V3
F552
I516
I513
F563
F561
F537
F536
I533
I531
F564
I573
F453
F460
F412
F414
F418
I417
F461
F401
F452
F455
5562
6563
6571
1543
-Vaudio
+Vaudio
+6VA
5551 5552
6551
5561
6562
Vbatt
A4
A4
Stdby_Con
7571
REFERENCE
CIRCUIT
7573
STANDBY
CIRCUIT
7515
TCET1103
2
Vcc
3513
3532
3514
3516
7512
14
11
9
3517
7
D
S
G
A2
A5
I511
56
97
107
106
63
108
62
112
113 116
POWER-DOWN
EHTinfo
EHTo
INTF_Y GREEN_IN
A5
HD
SANDCASTLE
TO RGB
PROC.
VDRA
VDRB
A2 A2
EHTinfo
Vguard
HD
EHTb
I2SD/1
EHTinfo
EHTb
BCL
HDRIVE
EW_DRIVE
VIDEO/SUPPLY
+9V
FILAMENT
VIDEO/SUPPLY
FILAMENT
7200-H
(SYNC)
VIDEO
IDENT
PHI 1
DETECTOR
1505
1505
1212
1
2
1
2
R.G.B.
BLANKING
SAND-
CASTLE
GENERATOR
Vbatt
+Vbatt
Vbatt
VT_SUPPLY
+8V
+9V
-12V
+8V
+6VA
-9V
-12V
+9V
7405
BU4508DX
5402
LINE
OUTPUT
CIRCUIT
+
E/W
CORR.
7463
7404
7452
7451
7408
7455 7456
7453
7411
7406
7484
7410
1463
1404
1
2
HOR.
DEFL.
COIL
1491
1
2
VER.
DEFL.
COIL
5445
3
1
FOCUS VG2
EHT
TO
CRT
1401
5
4
3
2
1
10
6
B1
TO 1351
CRT
B1
A1
A4
A4
Vguard
FRAME_FB
A4
A4
6453
6483 6484
6459
6452
6481
7
8
9
5
6456
6454
6455
6486
1462
1
2
3
TO 1221
CONNECTIONS
A5
OR
3518
4
5
11
1
2
6532
7532
6533
5531
7531
TEA1620
DRAIN
SOURCE
CONTROL
IC
AUX
8
9
+3V
+6V
Vaux
+6VA
+6VA
6564
6536
6
6537
POWER-DOWN
HOT GROUND COLD GROUND
6
REG
3
Vcc
3538
12
14
3534
3565
3530
6512
3519
2534
2564
35321532
1A
10
6535
2536
2535
5537
6676
6565 6566
7561
7536
7535
2x
2240
DS
G
HORIZONTAL
OSC.
PHI 2
DETECTOR
HORIZONTAL
OUTPUT
VERTICAL
SYNC
SEPARATOR
VERTICAL
DIVIDER
VERTICAL
SAW-
THOOTH
VERTICAL
OUTPUT
+
GEOMETRY
E/W
+
GEOMETRY
MAIN
SYNC
SEPARATOR
VERTICAL
GUARD
DETECTOR
3232
X-RAY
PROTECTION
7207
Vbatt
3410
3471
3481
6401
3411
3497
3420 3440
3498
3465
3463
3442
3451
7401 : 7403
7480 : 7483
2403
FRAME_FB
1454
1452
EHTb
+
EHTinfo
+
BCL
PROC.
3458
3484
3485
3457
3455
2456
3466
3462
3474
3461
3401
2474
2475
1461
4
1
1404
4
1
HOR.
DEFL.
COIL
ACTIVATING
CIRCUIT
2466
7462
7460
2464
2467
LINEARITY AND
PANORAMA
CORRECTION
OR
F402
I433
F458
I548
F459
SUPPLY
SUPPLY AND DEFLECTION
DEFLECTION
For IDTV only
MAIN
SUPPLY
3531
6573
3571