SHARP CORPORATION
SERVICE MANUAL
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.
FEATURE
Ë
Full Auto Channel Preset and Auto Channel Skip
Ë
100-CH Program Memory
Ë
CATV (Hyper Band) Ready <Used Frequency Synthesizer
Tuner>
Ë
AVL (Sound Keeper) Function
Ë
Black Stretch Circuit
Ë
On Timer/Sleep Timer/Reminder Timer
Ë
Blue Back Noise Mute
Ë
Rear AV-In/Out Terminals
Ë
Front AV-In & Front Headphone Jack (14U20/25 Only)
Ë
Colour Comb Filter (NTSC Only)
Ë
High Contrast Picture
Ë
Hotel Mode
Ë
Low STANDBY Power Consumption
Ë
English OSD
WARNING
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.
Page Page
CONTENTS
COLOUR TELEVISION
Chassis No. UA-1
S60C614U10///
14U10/15
14U20/25
MODELS
(14U10) (14U15)
(14U20)
(14U25)
14U10/15
14U20/25
SERVICE MANUAL
COLOUR TELEVISION
MODELS 14U10/15/14U20/25
» SPECIFICATIONS ...........................................2
» IMPORTANT SERVICE NOTES ..................... 2
» ADJUSTMENT PRECAUTIONS ..................... 3
» SERVICE MODE .............................................3
» TROUBLE SHOOTING TABLE ..................... 19
» SOLID STATE DEVICE BASE DIAGRAM ..... 21
» CHASSIS LAYOUT ........................................22
» BLOCK DIAGRAM .........................................24
» WAVEFORMS................................................29
» SCHEMATIC DIAGRAM
»
DESCRIPTION OF SCHEMATIC DIAGRAM..
30
■ 14U10, 14U15, 14U20, 14U25
HOTEL MODE APPLICATION ................. 31
■ HEADPHONE UNIT AND
CRT SOCKET UNIT ................................ 32
■ MAIN Unit .................................................34
» PRINTED WIRING BOARD ASSEMBLIES... 38
» REPLACEMENT PARTS LIST
■ ELECTRICAL PARTS .............................. 43
■ MISCELLANEOUS PARTS ...................... 47
■ SUPPLIED ACCESSORIES .................... 48
■ PACKING PARTS..................................... 48
■ CABINET PARTS..................................... 48
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