Resistance Measurements; Bottom View - Zenith 19M20 Manual

Chassis
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RESISTANCE MEASUREMENTS
Item
V 1
V 2
V 3
V 4
V 5
V 6
V 7
V 8
V 9
V 10
V 1 1
V 12
V 13
V 1 4
V 15
V 16
V 17
V 1 8
V 1 9
Tube
6BK7A
6U8
6CB6
6CB6
6CB6
12BY7
12 AX 7
6AU6
6BN6
6AQ5
6CS6
6AH4GT
6AQ7GT
6SN7GTA
6BQ6GT
6AX4GT
1B3GT
5U4G
17LP4
Pin 1
t750B
tlO. 3KS2
1. IMeg
80KSJ
270n
15n
• 5 Meg
100KB
350!!
350KB
19KB
1. 8Meg
2Meg
47KB
t!2KB
INF
PINS
INF
OB
Pin 2
60KB
68KS!
500B
80KB
420n
3Kn
270KB
on
. 3n
680n
on
.in
IMeg
• 215KS2
.in
INF
1 - 8
30KB
lOOKn
Pin 3
INF
ylOOKB
.in
.1S2
.in
isn
40Kn
.in
.m
on
an
1. SMeg
on
on
6. 8KB
700KS!
HAVE
teen
PIN 6
• 250KB
Pin 4
.in
.in
on
on
OB
on
on
on
on
.IB
OB
INF
3Meg
32KB
T12KB
INF
INFINITE
16B
PIN 10
•32Kfi
Pin 5
on
on
1470B
tSOOB
t8. 2KB
on
on
f32Kn
t22KB
1.4KB
TlOOKB
t460n
t47Kn
teen
470KB
t7on
RESISTJ
INF
PINU
tSOOKSJ
Pin 6
INF
I300B
i470n
t50on
t8. 2KB
. I B
1 800KB
T32Kn
4. 6B
tsoon
i. 8Kn
INF
470n
10KB
470KB
• 4. 2n
\NCE
isn
PIN 12
.in
Pin 7
3. 3Meg
on
on
aoKn
on
tsKn
3. 9Kn
on
• 680KB
350KB
jLlOMeg
OB
.IB
on
OB
.in
INF
Pin 8
47B
2.2KH
t22Kn
7. 5Kn
i. 8Kn
on
.IB
on
on
30Kn
Pin 9
on
4.4KB
15B
.IB
TUP UAP
• 9. 4B
TDPT^SP"
• 414B
t MEASURED FROM PIN 2 OF V18
i MEASURED FROM PIN 7 OF V4
• MEASURED FROM PIN 3 OF V16
1ST VIDEO IF
2ND VIDEO IF
BOTTOM VIEW
VIDEO OUTPUT
LV RECT
HORIZ 8 VERT -
SWEEP PROTECTION
HORIZ DISCH
TUBE PLACEMENT CHART
PAGE 8

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