Sharp 20BM2S Instrukcja serwisowa

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14BM2, 14BM2S/G
21BM2, 21BM2S/G
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.
Ë Multi 18 Systems
Ë Full Auto Channel Preset and Auto Channel Skip
Ë 100-CH Program Memory
Ë High Contrast Picture
Ë Black Stretch Circuit
Ë CATV (Hyper Band) Ready
〈Used Frequency Synthesizer Tuner〉
» SPECIFICATIONS ........................................... 2
» IMPORTANT SERVICE NOTES ...................... 2
» ADJUSTMENT PRECAUTIONS ..................... 3
» TROUBLE SHOOTING TABLE ...................... 15
» CHASSIS LAYOUT ........................................ 19
» BLOCK DIAGRAM ......................................... 22
» WAVEFORMS ............................................... 25
» SCHEMATIC DIAGRAM
MAIN UNIT ............................................... 28
CRT UNIT ................................................. 34
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.

SERVICE MANUAL

20BM2, 20BM2S/G
MODELS
FEATURE
CONTENTS
Page
WARNING

SHARP CORPORATION

1
COLOUR TELEVISION
Chassis No. UA-1
14BM2, 14BM2S/G
20BM2, 20BM2S/G
21BM2, 21BM2S/G
Ë Hotel Mode
Ë On Timer/Sleep Timer/Reminder Timer
Ë Colour Comb Filter Function (NTSC only)
Ë Blue Back Noise Mute
Ë Front AV-In & Rear AV-In/Out Terminals
Ë AVL Function
Ë English/Chinese/Malay/France/Russia/Arabic OSD
ELECTRICAL PARTS ............................... 41
MISCELLANEOUS PARTS ...................... 46
SUPPLIED ACCESSORIES ..................... 46
PACKING PARTS ..................................... 46
CABINET PARTS ..................................... 46
14BM2, 14BM2S/G
20BM2, 20BM2S/G
21BM2, 21BM2S/G
S00K414BM2S//
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