Zenith H19F34DT Series, Service Manual

Page: 58 / 62

_A _V
_A_V
_A_V
_A_V
C
N
4R
8
TH X39 01
CX 340 5
C
N
4T
8
G56 G57
G54 G55
BR X3 40 0A
+
~
~
-
BR X3 40 0
+
~ ~
-
C
X
34
04
TH X39 02
1
DX 360 0
G44
G43 G42
W
1
K
X
39
00
R
X
35
00
Q
X
35
00
E
B
C
G10
C
32
04
TU
12
40
FB 360 1
FB
36
01
A
FB
36
00
A
FB 360 0
W2
R
X
36
05
D
X
36
02
D
X
36
01
RX 360 3
R
X
36
04
R
X
36
01
CX 321 5
W
5
CX 320 5
W
32
03
CX 211 4
W13
C
N
9M
4
1
C
82
5
R28 00
L24 81
C82 3
L2
47
1
W
49
C28 05
C28 03
C28 02 C28 04
R
28
05
R
28
07
R82 4
C80 0
E21
E29
E32
E33
W21
Q14 01
E
B
C
C14 03
IC
14
01
G
N
D
OUT
VCC
C14 00
L14 00
C
14
08
C22 18
C82 9
R81 4
C81 4
C
81
5
W14
C82 4
D
X
38
01
R28 01
C22 19
D
22
03
L2
20
2
Q14 00
E
B
C
R
29
01
R
28
11
R
28
09
R80 0
Q
80
0
E
B
C
C82 6
R28 10
R28 06
R28 08
R28 04
ZD
29
03
R
28
02
C28 00
C28 01
R
28
03
W
26
C
N
9S
4
1
R14 01
R14 02
C14 15
IC 800
W28
R
29
05
R
29
06
ZD
29
01
L2
90
0
R
29
02
C
29
05
IC 290 1
R29 08
R29 07
ZD 290 4
W37
R29 16
C29 04 C29 01
C
29
02
W11 1
R
29
03
ZD
29
02
R
29
04
W
39
W40
C
29
10
W
41
C24 74
C
29
08
W43
W44
W46
C
24
13
Q
24
03
E
B
C
Q
24
04
E
B
C
Q
24
01
E
B
C
Q
24
02
E
B
C
C24 10
IC 240 0
C24 09
R24 00
W24 50
C24 12
Q
24
00
E
B
C
L2
40
0
C
24
14
W
48
W45
W42
L24 04
L24 01
L24 05
W47
W
51
R12 26 W
70
W
61
W
69
L12 01
W
68
C22 08
L2
20
1
R
22
07
W
54
C
12
22
R
22
03
L1
20
7
U
12
01
C
22
01
R
12
25
R22 14
R22 10
R22 18
Q22 01
E B
C
Q22 02
E
B
C
Q22 03
E B
C
W
53
L22 05
R
22
21
W
62
W66
Q12 01
E
B C
W72
R12 15
U12 03
L22 03
U12 04
S
H
IE
L
D
C
60
06
R
60
15
R
60
27
R
60
26
R
60
16
W60
W
59
C60 20
CR Y60 02
W
86
W87
W60 02
L6
00
3
IC 600 2
G
N
D O
U
T
V
C
C
W
91
Q26 03
E
B
C
C26 10
C26 08
Q
26
01
E
B
C
Q26 04
E B
C
D26 01
D26 02
Q26 02 E
B
C
C
26
04
C26 01
L2
60
1
R
26
20
W
95
R
60
07
W
10
1
W
10
2
W
96
R
60
39
W
99
R
60
11
W
10
3
W10 4
W85
W82
W84
R
60
13
D
X
36
11
A
5
C
X
34
1
CX
40
0
3
CX 361 1
E34
E22
E23
E35
E36
W10 8
W10 7
CN 2K 6
1
04
L6
0
ZD
60
02
D60 02
C
60
35
L60 05
Q
X
30
01
E
B
C
W
12
7
L60 01
W13 1
W12 8
C
X
38
55
LX 385 1
W14 1
RX 350 1
E38
LX
32
62
W
17
LX
32
01
C
X
32
51
CX 340 2
R80 1
W31
W29
W30
ZD
12
40
C
R
Y
14
00
W28 04
S
P
G
N
D
C
12
40
W
71
W
74
L12 02
W73
W78
Q
14
02
E
B
C
W77
W76
R14 08
L1
40
2
W75
E37
E39 E40
G26
E31
E30
E28
E27
E26
G48
C
R
Y
60
01
C
X
32
16
C26 09
D
60
01
C60 16
C
N
3Y
3
L6
00
2
L1
24
0
C
12
41
L2
40
6
L26 02
LX 340 0
R
60
41
R
60
43
RX 210 5
RX 212 4
R
X
32
15
RX 321 4
TX
32
05
W
32
02
LX
32
02
C14 22
RX 321 6
R
X
37
14
Q32 50
E B C
CX 325 4
R32 05
R32 04
C
32
55
R32 52
R32 53
DX 325 2
DX 320 4
W8
CX 210 8
CX 320 7
RX 211 7
D22 05
CN 2C 5A
W4
CX 325 3
RX 300 8
RX 321 2
W10
W9
RX 320 6
RX 320 7
C
32
03
Q32 02
E
B
C
Q
32
01
E
B
C
DX 320 3
C
X
32
18
W
56
W
97
R29 30
IC 290 2
R29 26
Q
29
02
E
B
C
Q
29
01
E
B
C
R24 18
W
10
0
W63
C
N
4G
9
R22 32
R22 31
CR Y22 01
W88
W28 00
IC 280 0
C14 19
C12 07
R12 20
D
22
01
C22 04
W
55
L6
00
7
C60 98
Q60 05
E B
C
CX 360 5
RX3410
G47
G46
TH
X
34
10
C22 24
W89
W90
C22 30
R22 22
W65
C
22
33
C22 31
C22 27
C22 41
W67
L22 04
W
92
W
93
L12 08
W
98
L22 06
L22 07
C12 05
C
12
18
Q
12
03 E
B
C
C29 00
W
38
R
29
17
R
29
12
R
29
11
C
29
09
W
83
W
94
RX 383 1
IC
X
38
35
IN
O
U
T
G
N
D
W
12
1
W
32
W
12
2
W12 4
C
X
36
10
W
11
5
W
19
W
11
7
W
11
6
W
12
0
R
X
35
11
QX 351 0
E
B
C
C
X
36
20
W
10
5
W11 2
W
12
5
R
X
36
10
R
X
35
12 ICX3815
G
N
D
O
U
T
IN
CT L
CX 381 6
CX 381 3
R
X
35
05
W11
DX3813
R
X
38
16
R
X
38
15
W
13
0
FR
X
38
15
W11 8
W12
CX 381 1
Q
X
35
05
E
B
C
W11 3
W11 0
W
80
C
X
38
31
C
X
38
41
IC X38 40 IN
O
U
T
GN D
LX
38
40
RX 382 0 ZD X38 26
ZD X38 21
IC
X
38
30
GND OUT
IN
C
TL
W
13
5
RX 381 0
IC X38 10
GND OUT
IN
C
TL
CX 361 3
W
11
9
W
25
C14 16 C14 18 C14 20
L1
40
3
C14 25
W
13
6
W36
W34
W13 2
W35
R29 10
C29 03
R
29
09
R28 12
W
27
L24 02
W13 4
IC X38 20
IN
OUT
G
N
D
CX 382 1
W13 3
CN4B8
W58
W57
R
X
37
13
W13 7
W
10
6
CN 2P 6
1
CX 360 4
CX 360 2
C
X
36
01
CX 360 3
L1
20
4
U12 02
C
12
12
L12 05
Q
12
02
E
B
C
IC 140 0
IC 600 0
TX 360 1
1
RX 370 5
RX 371 0
RX 371 1
RX 371 6
R
X
37
01
IC
X
37
10
A
R
K
R
X
37
17
ZD X37 10 QX 371 1
E
B
C
C
X
37
02
C
X
37
01
IC X37 01
A
R
K
W
13
8
G33
RX 370 2
RX 370 6
R
X
37
00
C22 37
C60 13
CX 210 5
C
N
10
V
G
A
1
PH1
FB 361 0
CX 362 3
C
X
36
22
RX 383 0
RX 320 9
IC
X
3
8
1
6
IN
OUT
G
N
D
L24 03
C
82
8
W50
W52
ZD 280 0
W12 3
W64
IC X35 00 1
IC X37 00
1
C
X
36
21
FB
36
11
A
W13 9
C
81
3
DX 380 0
C82 1 C81 1
W14 0 W23 W
22
W14 2
Q
22
04
E
B
C
C12 46
W
28
03
W
33
C28 07
W14 3
W14 5
W79
C1426
R12 13
W81
C
12
16
W14 6
C22 28
L12 06
C
12
15
QX 300 2
E B
C
IC
X
21
00
1
Q
X
32
51
E
B
C
CX 300 3
RX 301 3
RX 302 2
RX 301 5
RX 301 6
C
22
20
W14 4
R
X
36
00
C22 15
W
6
CX 210 9
G1
R32 58
RX 210 6
RX 210 7
R
22
42
R
21
18
R32 61
R32 60
R21 23
C21 04
C
X
21
02
R21 19
W7
C21 06
R32 62
RX 210 8
C21 03
C
22
21
C
X
21
10
X
21
14
R
C21 12
RX 211 5
RX 321 0A
RX 212 5
D
X
21
01
RX 321 1
RX 390 0
W
18
LX 361 1
W11 4
W24
W20
LX 383 3
CX 300 4
R32 03
C
32
02
W15
W16
W14 7
CX 300 7
DX 300 6
DX 325 1
C
X
32
56
C
X
32
52
DX 390 0
Q
X
39
00
E
B
C
C24 06
C
32
50
W12 9
R22 26
R32 51
C
X
38
22
R
X
38
11
W12 6
RX 383 2
W10 9
CX 383 6
C
X
38
54
R
X
38
52
RX 385 1
R
X
38
50
RX 361 1
C
X
38
53
W
14
9
W
14
8
W3
DX 320 1
D
X
32
50
C32 06
CX 320 8
C
32
09
C
X
32
11
RX 320 8
CX 321 2
R
X
38
53
C
X
38
56
DX 361 0
A
K
DX 361 3
A
K
DX 361 2
A
K
RX 340 0
FH
34
00
A
FH
34
00
B
FX 34 00
5A
250 V
R
340 0
V X
G60
G61
FB
36
11
DX 361 1
A
K
C
80
2
C
X
36
12
LX 385 2
LX
36
12
LX 382 0
CX 380 1
C
X
38
50
IC
X
36
12
OCP/FB
GND
VIN
D
S
Q
X
32
03
E
B
C
R830
R
83
1
W
15
0
FX 361 0
3A
125 V
FX 361 3
3A
125 V
FX 361 2
3A
125 V
E25
E24
G25
G27
G28
G31
G32
R
X
21
13
R
X
21
10
JP 1
1
CX 211 5
C32 60
C
X
32
13
C
X
32
17
C
X
37
03 CX 385 1
CX 385 2
GN D
L2
40
7
TX
32
04
RX 211 1
RX 211 2
RX 321 0B
RX 325 6
ZD X30 04
C
12
48
W
12
50
ZD
X
38
10
R
X
38
12
FR
X
38
13
FR X38 40
R
X
37
12
RX 371 5
RX 370 4
RX 370 3
RX 360 6
FR
X
38
20
W12 01
W22 01
C
X
38
40
R32 55
CX 321 0
R
22
43
FB 361 3
FB 361 2
C
X
36
00
CX 340 1
C
N
2C
5B
G58 G59
1
A
K
DX 210 4
IC
80
1
IC X38 70
IC
60
01
Q
22
06
E B
C
E1
E2
E3 E4
E5
E6 E7
E8 E9
E10 E11
E12
E13
E14 E15
E16 E17
E
18
E19
E20
G4
G5
G6
G7
G8
G9
G11
G12
G13
G14
G15
G16
G17
G18
G19
G20
G2
G3
G21
G22
G23
G24
G
29
G30
G35
G34 G36
G37
G38
G39
G40
G41
G45
G53
G49
G50
G
5
1
G52
1
COLD
HOT
HOT
(1) 26-JUNE-2003
HOT
COLD HOT
COLD
COLD
COLD HOT
AGC
CHECK
6870VM7786F
(19 /20 V)
4A
250 V
(25 /27 /32 V)
S
E
TU
P
TO
VIDEO
OUTPUT
TO
A
.C
. I
N
P
U
T
TO
VIDEO
OUTPUT
TO LED
BOARD
TO
D
E
G
A
U
S
S
E
R
TO
TO
D
E
FL
E
C
TI
O
N
Y
O
K
E
JA
C
K
FR
O
N
T
TO SPEAKERS
TO KEYBOARD
TO
EDGE
CARD
PCB Layout Top
CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER “X” IN THEIR
COMPONENT DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. ALL SYMBOLS WITH “M” ON THE DESIGNATOR
INDICATE SURFACE MOUNTED COMPONENT.
6-13 SR25-3828VD0171B