Qls 21TS1020 Service Manual Download | Manualshive

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1.3. ChassisOverview

CRT PANEL

MAIN

CHASSIS

PANEL

POWER SUPPLY

LINE DEFLECTION

FRAME DEFLECTION

AUDIO / VIDEO

TUNER IF

AV I/O

VIDEO IF SOUND IF

AUDIO AMPLIFIER

CPU CONTROL

Technical Specifications, Connections, and Chassis Overview

EN 6

3P66

1.

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Summary of Contents for 21TS1020

Page 1: ...SERVICE MANUAL MODEL 21TS1020 CHASSIS 3P66SN...

Page 2: ...NO YES YES YES YES NO NO NO NO Tone Control NO NO NO NO surround NO NO NO NO NO NO NO OPTION Tone Control NO NO NO NO surround NO NO NO NO YES YES YES YES Tone Control NO NO NO NO surround NO NO NO N...

Page 3: ...ION NO RC13 RC13 RC13 RC13 Certification UL CB CE EMC Customer Band Name OSD Teletext YUV Other Handset Option feature cost Applicable Cabinet S Video In Terminal s RCA Jack SCART AV In Front AV Input...

Page 4: ...l must be received by the set from one of the following sources An outdoor aerial A cable television network Plug the aerial or cable network input cable to the 75 coaxial socket on the rear of the te...

Page 5: ...Decoder video game device Video disc player Camcorder Satellite receiver VCR TV Amplifier V L R V L R V L R V L R L R L R Y Cb Cr Y Cb Cr STEREO AV YUV VIDEO LEFT RIGHT AV1 IN VIDEO LEFT AV OUT RIGHT...

Page 6: ...gram number where the VCR channel is stored 4 Press the PLAY button on the VCR Audio Video in sockets 1 Connect the audio video out sockets of the VCR to audio video in sockets of the set 2 Press the...

Page 7: ...CRT PANEL MAIN CHASSIS PANEL POWER SUPPLY LINE DEFLECTION FRAME DEFLECTION AUDIO VIDEO TUNER IF AV I O VIDEO IF SOUND IF AUDIO AMPLIFIER CPU CONTROL Technical Specifications Connections and Chassis O...

Page 8: ...may cause failure of the TV when in high humidity environment 9 Do not place the TV near water For example a bathroom a beach etc 10 Do not obstruct the ventilation openings of the equipment with item...

Page 9: ...MechanicalInstructions EN 8 3P66 3...

Page 10: ...one colour Red green or blue Note VG2 voltage is also controled by VG2 BRI on page 5 Note 4 4 FACTORY mode 4 4 FACTORY mode In service mode pressing PP key can erter FACTORY MODE which is useful for...

Page 11: ...BTSC Stereo SAP MOD audio frequency at L 300Hz R 3kHZ Adjust values of BTSC ST and BTSC SP while pressing SAP key on the RC until no detection of Stereo and SAP then Adjust values of BTSC ST and BTSC...

Page 12: ...60Hz Lower corner parabola 0 63 42 Horizontal parallelogram HPAR 50Hz Horizontal parallelogram 0 63 28 Horizontalparallelogram HPAR 60 60Hz Horizontal parallelogram 0 63 28 Horizontal bow HBOW 50Hz H...

Page 13: ...ble 0 63 24 Speech bass S BA Speech bass 0 63 42 Music treble M TR Music treble 0 63 42 Musia bass M BA Music bass 0 63 48 Theatre treble T TR Theatre treble 0 63 32 Theatre bass T BA Theatre bass 0 6...

Page 14: ...Nature color 0 63 25 Nature contrast N CON Nature contrast 0 63 40 Nature sharpness N SHA Nature sharpness 0 63 60 Rich brightness R BRI Rich brightness 0 63 40 Rich color R COL Rich color 0 63 30 Ri...

Page 15: ...I TV POC Setting T POC TV POC Setting 0 POC depend on LOCK or SL 1 POC depend on LOCK or IFI BKS BSD Register BKS BKS BSD Register setting BKS Black stretchswitch 0 off 1 on BSD Black stretch depth 1...

Page 16: ...0 255 50 ST TIMER ST TIMER Stereo detect count 0 255 0 MONO TIMER M TIMER Mono detect count 0 255 0 8 Page 8 Service setting OSD display Description Value Default Service setting OSD display Descript...

Page 17: ...D Position O V60 60Hz OSD vertical position 0 63 35 OSD Position O HOR OSD horizontal position 0 63 36 Init NVM INIT Initialize 0 1 0 9 Page 9 Service setting OSD display Description Value Default Ser...

Page 18: ...Hz Vertical linearity 0 63 32 VCS 5VSCR 50Hz VSCR 0 63 32 VCS 6VCSR 60Hz VSCR 0 63 32 10 Page10 Service setting OSD display Description Value Default Service setting OSD display Description Value Defa...

Page 19: ...age 11 Service setting OSD display Description Value Default Service setting OSD display Description Value Default Peak white PWL Peak white limiting 0 15 15 Cathode HDOL Cathode voltage 0 15 10 Offse...

Page 20: ...noMTS CBAF0 CBAF1 CBAF0 1 Bass frequency selection 0 3 0 CTRF0 CTRF1 CRTF0 1 Treble frequency selection 0 3 0 CB register CB Chroma bandpass center frequency 0 Fsc 1 1 1 F sc 0 MTXF MUS MAT MATRIX 0...

Page 21: ...ependent coring For TV 0 off 1 0 and 20 IRE 2 0 and 40 IRE 3 0 and 100 IRE 3 PF0 PF1 PEAK Peaking center 000000b 111111b 56 frequency anddelay 0 2 7MHz 190ns 1 3 1MHz 160ns 2 3 5MHz 143ns 3 4 0MHz 125...

Page 22: ...to switch off the black strech 0 12 1 20 2 6 3 8 2 SOC0 SOC1 SOC Soft clipping level 00 0 above PWL 01 5 above PWL 0 3 2 10 10 above PWL 11 soft clipping off MUTE PIN logic M MUTE MUTE PIN logic 0 for...

Page 23: ...not active 1 active 1 SW detect times XDT TIME SW detect times 0 255 10 STB setting STB Standby 0 standby 1 normal 1 EVG register EVG Enable vertical guard 0 not active 1 active 0 CHSE1 CHSE0 registe...

Page 24: ...nce of YUV Blue 32 31 0 4 11 White Balance auto adjustment 4 11 White Balance auto adjustment White Balance Item CPU Slave address CPU Sub address TDA11135 11136 12156 11145 12165 TDA11105 TDA11106 NV...

Page 25: ...Block Diagram Chassis E 24 3P66 5 N...

Page 26: ...Diagrams Circuit Circuit Diagrams and PWB Layouts E 25 3P66 6 N...

Page 27: ...3P66 6 Circuit Diagrams and PWB Layouts Main PCB Top Side E 26 N...

Page 28: ...3P66 6 Circuit Diagrams and PWB Layouts Main PCB Bottom Side E 27 N...

Page 29: ...IC Data Sheet EN 28 3P66 7 IC601 POWER SUPPLY STR W6554A Block Diagram...

Page 30: ...IC Data Sheet IC101 OTP SIGNAL PROCESSOR FOR CRT TV TDA11106PS N3 Block Diagram EN 29 3P66 7...

Page 31: ...IC Data Sheet EN 30 3P66 7...

Page 32: ...control Probably local interference such as an appliance When the VCR test signal TSG is received the lower side of the test pattern is distorted as shown in the figure This is not a malfunction and...

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