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Zenith IQC50H94 Technical Training Manual page 40

2000 c-line projection tv

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ZP-94/95 CHASSIS L.E.D. (VISUAL TROUBLE DETECTION) DIODES
DEFLECTION PWB 1 GREEN L.E.D.s and 1 RED L.E.D.
Start Up
Osc B+
DP0
RP02
RP03
2
CIRCUIT DESCRIPTION
24.2V
Run
4
IP01
1
Driver/Output
IC
DP37 is a RED L.E.D.
Off = No I901 B+
On = I901 B+ OK
Vcc
IP04
4
1
3
2
IP04 Regulator
Photocoupler
RP42
DP37
IP03
2
R
IP03
Regulator
120V Deflection B+
RP28
RP29
DP29
G
ALL GREEN
L.E.D.s
38

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