Sharp SX68JF100, Service Manual

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SX68JF100
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its
original condition and only parts identical to those specified should be used.
COLOUR TELEVISION
Chassis No. SP-90
SHARP CORPORATION
SERVICE MANUAL
SX9R7SX68JF10
The chassis in this receiver is partially hot. Use an isolation transformer between the line cord plug and power
receptacle, when servicing this chassis. To prevent electric shock, do not remove cover. No user – serviceable
parts inside. Refer servicing to qualified service personnel.
WARNING
SX68JF100
MODEL
Page
CONTENTS
»
FEATURES ................................................................. 1
»
SPECIFICATIONS ...................................................... 2
»
IMPORTANT SERVICE NOTES ................................. 2
»
ADJUSTMENT PRECAUTIONS ................................. 3
»
TROUBLE SHOOTING TABLE ................................. 13
»
CHASSIS LAYOUT ................................................... 18
»
BLOCK DIAGRAM .................................................... 20
»
DESCRIPTION OF SCHEMATIC DIAGRAM ............ 24
»
WAVEFORMS ........................................................... 24
»
SCHEMATIC DIAGRAM ........................................... 27
»
PRINTED WIRING BOARD ASSEMBLIES .............. 42
»
SOLID STATE DEVICE BASE DIAGRAM ................ 53
»
REPLACEMENT PARTS LIST
■
ELECTRICAL PARTS ........................................... 54
■
SUPPLIED ACCESSORIES ................................. 67
■
PACKING PARTS ................................................. 67
■
CABINET PARTS ................................................. 67
Page
FEATURES
Ë
Multi 28 Systems
Ë
Auto Search Tuning System
Ë
100 CH Program Memory
Ë
NICAM (I,B/G), IGR (B/G) Stereo Sound
Ë
High Contrast Picture (Black Stretch Circuit)
Ë
CATV (Hyper Band) Ready
(Used Frequency Synthesizer Tuner)
Ë
Digital-Comb Filter (PAL/NTSC)
Ë
2 Mode Spatializer
Ë
Arabic/Chinese/English/French/Malay/Russian
6 Language OSD
Ë
On Timer/Sleep Timer/Reminder Timer
Ë
Auto Picture Noise Reduction (TV)
Ë
Blue Back Noise Mute
Ë
Rear AV-In/Out Terminals
Ë
Front AV-In Terminals
Ë
Component Input Terminal
Ë
6-Cylinder SP BOX.
Ë
Full Flat CRT