Sharp 76GF-63 Service Manual / Specification ▷ View online
1
76GF-63H
MODEL
76GF-63H
SHARP CORPORATION
CONTENTS
PAL I
SYSTEM COLOUR TELEVISION
SE
00
76GF63H00
DA-50W
CHASSIS
SERVICE MANUAL
In the interests of user safety (required by safety
regulations in some countries) the set should restored
to its original condition and only parts identical to
those specified should be used.
regulations in some countries) the set should restored
to its original condition and only parts identical to
those specified should be used.
Issued: 11th Jan 2002
LOCATION PARTS.........................................17
SCHEMATIC DIAGRAM.................................23
BLOCK DIAGRAM..........................................32
PART LIST......................................................33
SCHEMATIC DIAGRAM.................................23
BLOCK DIAGRAM..........................................32
PART LIST......................................................33
ELECTRICAL SPECIFICATION.......................3
IMPORTANT SERVICE NOTES.......................4
SERVICE ADJUSTEMENTS............................5
PRINTED WIRING BOARDS..........................10
IMPORTANT SERVICE NOTES.......................4
SERVICE ADJUSTEMENTS............................5
PRINTED WIRING BOARDS..........................10
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76GF-63H
ELECTRICAL SPECIFICATIONS
•
Power Input .......................220V-240 Volts AC 50Hz
•
Power Consumption
•
Audio Power Output Rating
Speakers
Left / Right........................................ 6 x 12cm
Centre.............................................. 6 x 12cm
Centre.............................................. 6 x 12cm
•
Aerial Input Impedance
•
Tuning Ranges..............45.75MHz thru 855.25 MHz
•
Intermediate frequency.............................
.38.9MHz
•
Adjacent Sound Carrier Trap
..................40.9MHz
•
Sound Carrier Trap
...............................32.9MHz
VHF/UHF...........................75 ohm Unbalanced
CATV Special Channels
Normal Operating..................................105W
Stand-by Operating.............................. ..1.3W
Stand-by Operating.............................. ..1.3W
Internal Left Speaker.....................10W (MPO)
Internal Right Speaker..................10W (MPO)
Internal Centre Speaker...........10W (MPO)
Internal Right Speaker..................10W (MPO)
Internal Centre Speaker...........10W (MPO)
•
White Level
Set brightness control to get total picture tube cathode current of 600 milliamperes under no signal condition.
Maximum necessary correction of each picture tube cathode current to get 8900 degrees K-20 MPCD screen
temperature should not exceed 15% of its original value.
X=0.290 Y=0.284
Maximum necessary correction of each picture tube cathode current to get 8900 degrees K-20 MPCD screen
temperature should not exceed 15% of its original value.
X=0.290 Y=0.284
WARNING
The chassis in this receiver is partially hot. Use an isolation transformer between the line
cord plug and power receptable, when servicing this chassis.
To prevent electric shock, do not remove cover. No user-serviceable parts inside. Refer
servicing to qualified sercice personnel.
cord plug and power receptable, when servicing this chassis.
To prevent electric shock, do not remove cover. No user-serviceable parts inside. Refer
servicing to qualified sercice personnel.
Convergence.........................Self Converging System
Focus....................................Bi-Potencial Electrostatic
Sweep Deflection...........................................Magnetic
•
Adjacent Picture Carrier Trap
................30.9MHz
Display
