IMPORTANT SAFETY NOTICENALCIRCUIT. SPECIALCOMPONENTS ARE SHADEDNOTE :
CIRCUIT DIAGRAMSON THE SCHEMATIC FOR EASY IDENTIFICATION.1. Shaded( ) parts are critical for safety. Replace only
WHEN SERVICING THIS CHASSIS, UNDER NO CIR-THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIF-with specified part number.
CUMSTANCES SHOULD THE ORIGINAL DESIGN BEFER FROM THE ACTUAL CIRCUIT USED. THIS WAY,2. Voltages are DC-measured with a digital voltmeter
1. POWER(SMPS) CIRCUIT DIAGRAMMODIFIED OR ALTERED WITHOUT PERMISSIONIMPLEMENTATION OF THE LATEST SAFETY ANDduring Play mode.
FROM THE ZENITH ELECTRONICS CORPORATION.PERFORMANCE IMPROVEMENT CHANGES INTO
ALL COMPONENTS SHOULD BE REPLACED ONLYTHE SETIS NOTDELAYED UNTILTHE NEW SERVICE
WITH TYPES IDENTICAL TO THOSE IN THE ORIGI-LITERATURE IS PRINTED.
No power.
BD101, R101 are defective.
12VA no power.
D110 is defective.
2.5V, 3.3V no power.
D111 is defective.
Switching Error.
IC101 is defective.
5.3VA no power.
33V no power.
D112 is defective.
D113 is defective.
No Power.
F101 is defective.
Switching Error.
IC103, 102 are defective.
NOTE) Warning
NOTES) Symbol denotes AC ground.NOTE) Parts that are shaded are critical
NOTES) Symbol denotes DC chassis ground.NOTE) With respect to risk of fire or
NOTE) electricial shock.
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