Crt Panel - Philips L04HU Service Manual

Circuit Diagrams and PWB Layouts

CRT Panel

1 2
CRT PANEL
A
EHTb
B1
0330
MECHPART
B
7330
TDA6107
Vdd
3k77
1 IN1
2V5
3k75
Vref
C
*
3k77
2 IN2
2V5
3k75
Vref
3k77
3 IN3
2V5
3k75
Vref
Vref
2.5V
PROTECTION
* *
D
GND
I337 4
B G R
1331
F331
1
E F332
2
F333
3
From 1204 of
F334
4 BC_INFO
F335
5
Features &
F336
Connectivities
6
7
ROT
F
B2
SVM_ROT
B2
VSVM
1351
1
F351
3351
I351
2
From 1401 of
3
100R
F352
4
Line + Frame
G
Deflection
5
EHTb
B1
3139 123 5674.1
1 2
L04HU AA
3 4 5
+200VA
6
188k7
Vdd
I330
F338
3333 3334
OUT1 9
A1
BC1 I336
140V 100R I333 1K
188k7
3336 F339
Vdd
I331
3335 F340
1K
OUT2 8
A2
BC2 I334
140V 100R 2332
188k7
3332 F341 1n5
Vdd
I332
3331 1K
OUT3 7
A3
BC3
I335
140V 100R
THERMAL BCI 5
7V 6V
* 4337
3337
* 5352 F356
27u
*
*
I353
+200V
F354
+200VA
Filament
F353 5330
3 4 5
7. 45
6 7
ROW
ITEM
THE REST RGB+DISPL-29FS_IN
3328 100R
3329 100R
3330 100R
3337 ---
4328 ---
4329 ---
4330 ---
4337 ---
5351 IND FXD LAL04A 22U PM10
9351 JMP
AQUADAG
WIRE
3356 I357 1332
10R
CRT Sockets
1255
1254-A
1256-A
1
1
1
G3
G3
4
5
5
5
G1
G1
6 6
G 6
CG
CG
7
7 7
G2
G2
8
R 8
8
CR
CR
9
9 9
H1
H1
10 10
10
H2
H2
11
11 11
B
CB
CB
12
12
12
GND
GND
I355
F331 F332 F333
F338 F339
500mV / div DC 500mV / div DC 500mV / div DC 50V / div DC
20µs / div 20µs / div 20µs / div
20us / div
6 7
8 9 10
100R
100R
100R
---
---
---
---
JMP
---
JMP
Blue
Green
Red
1
5 7
T0 CRT SOCKET
1352
FOCUS
VG2
F341 FROM LOT, MAIN CHASSIS LINE + FRAME DEFLECTION
50V / div DC 50V / div DC
20us / div 20us / div
8 9 10
11 0330 B1
1254-A B7
1255 B6
1256-A B6
1331 E1
1332 B7
1351 F2
1352 F9
2330 B3
2331 D6
2332 C5
A
2333 D4
2334 B3
2335 F2
2351 G3
2352 F6
2353 F7
3328 D2
3329 C2
3330 D2
3331 D4
3332 C4
3333 C4
B
3334 C5
3335 C4
3336 C5
3337 E3
3351 G3
3354 F5
3355 E6
3356 B6
3357 D6
CRT
4328 D2
4329 C2
C
4330 D2
4337 E3
5330 G5
5351 F3
5352 E4
5355 E6
6331 C4
6332 B4
6333 B4
6334 F2
6335 F2
6336 F3
D
6337 F3
7330 B2
9351 F3
9352 E6
F331 E1
F332 E1
F333 E1
F334 E1
F335 E1
F336 F1
F338 C5
E F339 C5
F340 C5
F341 C5
F351 G2
F352 G2
F353 G4
F354 G3
F356 E5
I330 C4
I331 C4
I332 D4
I333 C4
F
I334 C4
I335 D4
I336 C5
I337 D3
EHT
I351 G2
I353 F5
I355 D6
I357 B7
G
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