061026
IMPORTANT SAFETY NOTICE
WHEN SERVICING THIS CHASSIS, UNDER NO CIRÂCUMSTANCES SHOULD THE ORIGINAL DESIGN BE
MODIFIED OR ALTERED WITHOUT PERMISSION
FROM THE ZENITH. ALL COMPONENTS SHOULD
BE REPLACED ONLY WITH TYPES
IDENTICAL TO
THOSE IN THE ORIGINAL CIR-
CUIT.
SPECIAL COMPONENTS ARE SHADED ON THE
SCHEMATIC FOR EASY IDENTIFICATION.
THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIFÂFER FROM THE ACTUAL CIRCUIT USED. THIS WAY,
IMPLEMENTATION OF THE LATEST SAFETY AND
PERFORMANCE IMPROVEMENT CHANGES INTO
THE SET IS NOT DELAYED UNTIL THE NEW SERVICE
LITERATURE IS PRINTED.
NOTE :
1. Shaded( ) parts are critical for safety. Replace only
with specified part number.
2. Voltages are DC-measured with a digital voltmeter
during Play mode.
NOTE) Warning
NOTE) Parts that are shaded are critical
NOTE) With respect to risk of fire or
NOTE) electricial shock.
NOTES) Symbol denotes AC ground.
NOTES) Symbol denotes DC chassis ground.
2-8 2-9
CIRCUIT DIAGRAMS
1. SMPS(POWER) CIRCUIT DIAGRAM
2-26 2-27
3. SMPS P.C. BOARD
NOTE:Warning
Parts that are shaded are critical with
respect to risk of fire or electrical shock.