Sharp 21S-FX10F, Service Manual

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CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS...................................... 1-1
CHAPTER 2. IMPORTANT SERVICE NOTES
[1] IMPORTANT SERVICE NOTES ................ 2-1
CHAPTER 3. ADJUSTMENT PRECAUTIONS
[1] ADJUSTMENT PRECAUTIONS ................ 3-1
[2] ADJUSTMENT ........................................... 3-12
CHAPTER 5. TROUBLE SHOOTING FLOWCHART
[1] TROUBLE SHOOTING FLOWCHART ...... 5-1
CHAPTER 6. SOLID STATE DEVICE BASE DIAGRAM
[1] SOLID STATE DEVICE BASE DIAGRAM.. 6-1
CHAPTER 7. CHASSIS LAYOUT
[1] CHASSIS LAYOUT .................................... 7-1
CHAPTER 8. BLOCK DIAGRAM
[1] BLOCK DIAGRAM : MAIN UNIT................ 8-1
[2] BLOCK DIAGRAM : CRT UNIT.....................8-3
[3] BLOCK DIAGRAM : SURROUND UNIT......8-3
CHAPTER 9. DESCRIPTION OF SCHEMATIC DIA-
GRAM
[1] DESCRIPTION OF SCHEMATIC DIAGRAM.9-1
CHAPTER 10. WAVEFORMS
[1] WAVEFORMS ..............................................10-1
CHAPTER 11. SCHEMATIC DIAGRAM
[1] SCHEMATIC DIAGRAM : CRT UNIT ...........11-1
[2] SCHEMATIC DIAGRAM : MAIN UNIT .........11-2
[3] SCHEMATIC DIAGRAM : SURROUND
UNIT.................11-4
CHAPTER 12. PRINTED WIRING BOARD ASSEM-
BLIES
[1] PWB-A : MAIN UNIT ....................................12-1
[2] PWB-B : CRT UNIT ......................................12-3
[3] PWB-C : SURROUND UNIT........................12-4
Parts Guide
SERVICE MANUAL
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TopPage
21S-FX10F/10S/10N/10U
No. S7810621SFX10F
COLOUR TELEVISION
Chassis No.GA-7S
MODEL
Auto Fine Tuning
NTSC Colour Comb Filter
High Contrast Picture ( Black Stretch
Circuit)
AV Stereo
Multi Languages OSD
(English/French/Arab/Russia)
Surround Sound Effect
(With Bass/Treble/Balance)
Front AV IN & Rear AV IN / OUT
Terminals
FEATURES
Multi 18 Systems ( 21S-FX10U / 10N )
Multi 21 Systems ( 21S-FX10F / 10S )
Full Auto System
100-CH Program Memory
CATV (Hyper Band Ready)
Hotel Mode
White Temperature Select
Off Timer
Blue Back Function
Aperture Control Circuit
AV Mode (3 Mode)
Child Lock
Component In
AVL Function
Loundness Function
M P-In Jack
Picture Noise Reduction Function
Frequency Synthesizer Tuner
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.
CONTENTS
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
21S-FX10U
CHAPTER 4. MEMORY MAP
[1] MEMORY MAP.............................................4-1
21S-FX10F
21S-FX10S
21S-FX10N
1 Edition