Read Sharp 76GF-64H (serv.man3) Service Manual online
15
76GF-64H
DESCRIPTION OF SCHEMATIC DIAGRAM
1. The unit of resistance «ohm»is omitted
(K=1000 ohms. M= Megaohm).
2. All resistors are 1/8 watt. unless otherwise
noted.
3. All capacitors are
(K=1000 ohms. M= Megaohm).
2. All resistors are 1/8 watt. unless otherwise
noted.
3. All capacitors are
µ
F, unless otherwise noted
(P=
µµ
F).
4. The capacitor with Part No.
RC-FZ9XXXBMNJ is designed to with stand
63V.
RC-FZ9XXXBMNJ is designed to with stand
63V.
NOTE:
SAFETY NOTE:
1. DISCONNECT THE AC PLUG FROM THE AC
OUTLET BEFORE REPLACING PARTS.
1. DISCONNECT THE AC PLUG FROM THE AC
OUTLET BEFORE REPLACING PARTS.
2. SEMICONDUCTOR HEAT SINKS SHOULD BE
REGARDED AS POTENTIAL SHOCK HAZARDS
WHEN THE CHASSIS IS OPERATING.
REGARDED AS POTENTIAL SHOCK HAZARDS
WHEN THE CHASSIS IS OPERATING.
IMPOTANT SAFETY NOTE:
PARTS MARKED WITH «
» (
) ARE
IMPORTANT FOR MAINTAINING THE SAFETY
OF THE SET. BE SURE TO REPLACE THESE
PARTS WITH SPECIFIED ONES FOR
MAINTAINING THE SAFETY AND PERFORMAN-
CE OF THE SET.
OF THE SET. BE SURE TO REPLACE THESE
PARTS WITH SPECIFIED ONES FOR
MAINTAINING THE SAFETY AND PERFORMAN-
CE OF THE SET.
SERVICE PRECAUTION:
THE AREA ENCLOSED BY THIS LINE ( )
IS DIRECTLY CONNECTED WITH AC MAINS
VOLTAGE.
WHEN SERVICING THE AREA, CONNECT AN
ISOLATING TRANSFORMER BETWEEN TV
RECEIVER AND AC LINE TO ELIMINATE
HAZARD OF ELECTRIC SHOCK.
IS DIRECTLY CONNECTED WITH AC MAINS
VOLTAGE.
WHEN SERVICING THE AREA, CONNECT AN
ISOLATING TRANSFORMER BETWEEN TV
RECEIVER AND AC LINE TO ELIMINATE
HAZARD OF ELECTRIC SHOCK.
CAUTION
This circuit diagram is original one,
therefore there may be light difference from
yours.
This circuit diagram is original one,
therefore there may be light difference from
yours.
215 Vp-p 50Hz
45 Vp-p 113 KHz FM
WAVEFORM MEASUREMENT CONDITION:
Colour bar genetator signal of 70 dB from RF input.
Colour bar genetator signal of 70 dB from RF input.
1
2
3
4
5
6
7
8
9
10
11
12
13
580V
1.3 KV 15.625KHz
4 Vp-p 15.625KHz
41 Vp-p 15.625KHz
1.8 Vp-p
50Hz
3.3V 50Hz
19V 50Hz
20.5 Vp-p 50Hz
400Hz
1.15 Vp-p
15.625KHz
15.625KHz
400Hz
!
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