FEATURES
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Aperture Control Circuit
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Auto Fine Tuning
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Colour Comb Filter (PAL & NTSC)
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High Contrast Picture
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Hotel Mode
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English/ Russia
2 Languages OSD
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White Temperature Select
■
Component In
SERVICE MANUAL
TopPage
21K-FD5RU
No. S360921KFD5RU
COLOUR TELEVISION
Chassis No.GA-5
MODEL
21K-FD5RU
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.
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Multi 21 Systems
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Full Auto Channel Preset and Auto
Channel Skip
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100-CH Program Memory
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CATV (Hyper Band) Ready
<Used Frequency Synthesizer Tuner>
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Black Stretch Circuit
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On Timer/Sleep Timer/Reminder Timer
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Blue Back Noise Mute
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Front AV IN & Rear AV IN/OUT Terminals
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Surround Sound Effect (with Bass/
Treble/Balance)
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AV Stereo
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Blue Stretch Function
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AV Mode (Dynamic/Standard/Soft)
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Auto Picture Noise Reduction
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Pixel Generator
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Nicam & A2 Stereo decoder
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Tuner Booster
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Multi Language FastText
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
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 ......................................................3-17
CHAPTER 4. MEMORY MAP
[1] MEMORY
MAP .......................................................4-1
CHAPTER 5. TROUBLE SHOOTING
[1] TROUBLE
SHOOTING ...........................................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: HEADPHONE UNIT ................8-3
[4] BLOCK DIAGRAM: NICAM UNIT ...........................8-4
CHAPTER 9. DESCRIPTION OF SCHEMATIC DIAGRAM
[1] DESCRIPTION OF SCHEMATIC DIAGRAM..........9-1
CHAPTER 10. WAVEFORM
[1] WAVEFORMS .......................................................10-1
CHAPTER 11. SCHEMATIC DIAGRAM
[1] SCHEMATIC DIAGRAM: CRT UNIT..................... 11-1
[2] SCHEMATIC DIAGRAM: HEADPHONE UNIT
........ 11-1
[3] SCHEMATIC
DIAGRAM: NICAM UNIT ................ 11-2
[4] SCHEMATIC DIAGRAM: MAIN UNIT ................... 11-3
CHAPTER 12. PRINTED WIRING BOARD ASSEMBLIES
[1] PWB-A: MAIN UNIT ..............................................12-1
[2] PWB-B:
CRT
UNIT................................................12-5
[3] PWB-C:
HEADPHONE
UNIT ................................12-5
[4] PWB-D: NICAM UNIT ...........................................12-6
Parts Guide
CONTENTS
Summary of Contents for 21K-FD5RU
Page 21: ...21K FD5RU 3 18 2 ADJUSTMENT 1 PIF ADJUSTMENT CHECKING 2 PURITY ADJUSMENT ...
Page 22: ...21K FD5RU 3 19 3 CONVERGENCE ADJUSTMENT 4 H VCO VIF VCO S TRAP for ADJUSTMENT ...
Page 27: ...21K FD5RU 3 24 15 FUNCTION OPERATION CHECKING 2 VIDEO AUDIO CONTINUED ...
Page 59: ...21K FD5RU 5 2 TROUBLE SHOOTING Continued pin 11 pin 13 of SC304 ...
Page 60: ...21K FD5RU 5 3 TROUBLE SHOOTING Continued I I I I ...
Page 62: ...21K FD5RU 7 1 CHAPTER 7 CHASSIS LAYOUT 1 CHASSIS LAYOUT A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 64: ...21K FD5RU 8 2 10 11 12 13 14 15 16 17 18 19 ...
Page 66: ...21K FD5RU 8 4 4 BLOCK DIAGRAM NICAM UNIT A C B D 1 2 3 4 5 6 7 8 9 10 ...
Page 70: ...21K FD5RU 11 2 3 SCHEMATIC DIAGRAM NICAM UNIT A C B D 1 2 3 4 5 6 7 8 9 10 ...
Page 71: ...21K FD5RU 11 3 4 SCHEMATIC DIAGRAM MAIN UNIT A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 72: ...21K FD5RU 11 4 10 11 12 13 14 15 16 17 18 19 ...
Page 74: ...21K FD5RU 12 2 10 11 12 13 14 15 16 17 18 19 ...
Page 75: ...21K FD5RU 12 3 2 MAIN UNIT Chip Parts Side A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 76: ...21K FD5RU 12 4 10 11 12 13 14 15 16 17 18 19 ...
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