Samsung CL21A8 Specifications

COLOR TELEVISION RECEIVERChassis : KS2A(N)Model : CL766DW7X/XAP CL766DW7X/XAXCL766DW7X/RCL CL765DW7X/DRICOLOR TELEVISION RECEIVER CONTENTSPrecautio

2-4 Samsung ElectronicsTable 2 - 3 IC Line - UpDESCRIPTIONVideo Output AMP R.G.B DrivePush-Pull (VM)Video Switching IC with Adder OutputHigh-end Pict

Specifications Samsung Electronics 3-13. Specifications Specifications are subject to change.Television SystemAntena InputMultiPowerConsumptionRequire

3-2 Samsung ElectronicsMEMO

Alignment and Adjustments Samsung Electronics 4-14. Alignment and Adjustments 4-1 General Alignment Instructions 1. Usually, a color TV-VCR needs onl

Alignment and Adjustments4-2 Samsung Electronics4-5 SCREEN Adjustment 1. Input Toshiba Pattern2. Enter “Service Mode”.(Refer to “4-8-1 Service Mode”)3

Alignment and Adjustments Samsung Electronics 4-34-6 E2PROM (IC902) Replacement1. When IC902 is replaced, all adjustment data revert to the initial v

Alignment and Adjustments4-4 Samsung Electronics4-8 Factory Adjustment 1. To enter the “Service Mode”, Press the remote-control keys in this sequence

Alignment and Adjustments Samsung Electronics 4-54-8-2 Deflection (Memory Data) - SIM408A USA, LATIN FACTORY (VDP IC VDP3108B)27V 1.3R 23V 1.3R 25V 1R

Alignment and Adjustments4-6 Samsung Electronics4-8-2(B) SCREEN CHANGE (I2C BUS GEOMETRIC ADJUSTMENT)9 H Symmetry5 H Corner8H Trapizium4 H Para

Alignment and Adjustments Samsung Electronics 4-74-8-2(C) VIDEO ADJUST 127V 1.3R 23V 1.3R 25V 1R 27V 1R 20V 1R 15" FLATTXK2767 CL25D4WTXK2550TXK2

ELECTRONICS© Samsung Electronics Co., Ltd. OCT. 2000Printed in Korea3KS2A(N)-7601

Alignment and Adjustments4-8 Samsung Electronics4-8-2(E) VIDEO 3 ADJUST4-8-2(D) VIDEO 2 ADJUST27V 1.3R 23V 1.3R 25V 1R 27V 1R 20V 1R 15" FLATTXK2

Alignment and Adjustments Samsung Electronics 4-9Soft Limit Slope BOutput51140030020010000100 200 300 400 500 600 700 800 900 1023Litilt 1 [0...511]ti

Alignment and Adjustments4-10 Samsung Electronics4-8-3 Deflection (Memory Data) - SIM408A USA, LATIN FACTORY (VDP IC VDP3130Y)27V 1.3R 15" FLAT15

Alignment and Adjustments Samsung Electronics 4-114-8-2(C) VIDEO 2 ADJUST27V 1.3R 15" FLAT15" FLAT21" FLAT21" FLAT25" FLAT25&

Alignment and Adjustments4-12 Samsung Electronics4-8-3(E) OTHERS27V 1.3R 15" FLAT15" FLAT21" FLAT21" FLAT25" FLAT25" FLA

4-9-1 Pin LayoutAlignment and Adjustments Samsung Electronics 4-134-9 MICOM 1234567891011121314151617181920212223242526525150494847464544434241403938

Alignment and Adjustments4-14 Samsung Electronics4-9-2 Pin Assignment Specification DESCRIPTIONEEPROM Write ProtectionEEPROM Serial Data LineEEPROM Se

Alignment and Adjustments Samsung Electronics 4-154-9-2 Pin Assignment Specification (Continued)PIN NO27282930313233343536373839404142434445464748495

4-16 Samsung ElectronicsMEMO

TroubleshootingSamsung Electronics 5-15. Troubleshooting5-1 No Power5 6Check/ReplaceIC803, 805Normal NormalNormalNormalNormalAbnormalAbnormalAbnorm

1. Precautions1-1 Safety Precautions1. Be sure that all of the built-in protectivedevices are replaced. Restore any missingprotective shields.2. When

5-2 No Raster (Sound OK)Troubleshooting5-2 Samsung ElectronicsNo Raster(Sound OK)AbnormalAbnormalAbnormalAbnormalAbnormalNormalNormalCheckRK,GK,BK Si

TroubleshootingSamsung Electronics 5-35-3 No SoundNo Sound47412,Checkthe signal output from CN601, 602 PinsNormal AbnormalAbnormalCheck Speaker and Wi

Troubleshooting5-4 Samsung Electronics5-4 Horizontal Lines Appear on screenHorizontal LinesApper on screen CheckIC201CheckIC301 B+(16V, -16V)Check B+

6. Exploded View & Parts List6-1 CL765DW7X/DRIExploded View & Parts ListSamsung Electronics 6-1No Code No Description Specification Q’ty Remar

Electrical Parts ListSamsung Electronics 7-1ASSY-CABINET,(COM)* AA92-00434AASSY-CABINET,(COM);KS2A,CL765/6,BP.* AA91-10363E2ASSY-CABINET,FRONT;766,SV7

ASSY-PCB,MAIN(OPT)A/MAINAA94-02654AASSY-PCB,MAIN(OPT);KS2A,30,CL766D,LATIN02VER AA41-00132C PCB;CT21A8,FR-1,1L,C,1.6T,330x245,A/MAIN (AIM) AA94-02654A

Electrical Parts ListSamsung Electronics 7-3Level Loc. No. Code No. Description ; Specification Remark Level Loc. No. Code No. Description ; Speci

IC804 1203-000284 IC-POSI.FIXEDREG.;7806,TO-220, H/SINKIC901 AA09-00041A IC-MCU;SDA555X-OTP,SDA555X-OTP,-,-,52IC902 1103-001171 IC-EEPROM,24L161,16KBI

Electrical Parts ListSamsung Electronics 7-5Level Loc. No. Code No. Description ; Specification Remark Level Loc. No. Code No. Description ; Speci

R920 2001-000780 R-CARBON;470ohm,5%,1/8W,AA,TP,1.8x3.2mmR921 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TPR923 2001-000924 R-CARBON;680ohm,5%,1/8W,AA,TP,

1-1 Safety Precautions (Continued)9. High voltage is maintained within specifiedlimits by close-tolerance, safety-related components and adjustments.

Electrical Parts ListSamsung Electronics 7-7Level Loc. No. Code No. Description ; Specification Remark Level Loc. No. Code No. Description ; Speci

...4 C412 2305-000178 C-FILM,MPEF;10nF,5%,100V,TP,-,5mm...4 C414 2401-002597 C-AL;220uF,20%,35V,GP,TP,10x12.5,5...4 C415 2301-000301 C-FILM,PEF;6.8

Electrical Parts ListSamsung Electronics 7-9Level Loc. No. Code No. Description ; Specification Remark Level Loc. No. Code No. Description ; Speci

...4 R259 2001-000515 R-CARBON;220OHM,5%,1/8W,AA,TP,1.8X3.2MM...4 R260 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP,1.8X3.2MM...4 R261 2001-000290 R-C

Electrical Parts ListSamsung Electronics 7-11Level Loc. No. Code No. Description ; Specification Remark Level Loc. No. Code No. Description ; Spec

..2 LA05 2701-000177 INDUCTOR-AXIAL;33uH,10%,2.5x3.4mm..2 PCB AA41-10891A PCB-A/V SIDE;SCT57A,1L,FR-1,245x245x1.6T S.N.A..2 RA01 2001-000028 R-CARBON(

8. Block Diagrams Samsung ElectronicsSchematic Diagrams8-18-1 Power Diagram

8-2 Block Diagram Schematic Diagrams8-2 Samsung Electronics

9. Wiring DiagramWiring DiagramSamsung Electronics 9-1 GFRONT AV PCBL+R+R+L+L-R-R-L- GR+L+R-L-VO G VI G LO RO LI RITO SPEAKERCN06ACN01ACN05AB OutG O

9-2 Samsung ElectronicsMEMO

1-2 Servicing Precautions1. Servicing precautions are printed on the cabinet. Follow them.2. Always unplug the unit’s AC power cord fromthe AC power

TP01TP02TP07TP08TP09TP06TP03TP05TP04TP1010. Schematic Diagrams Samsung ElectronicsSchematic Diagrams10-110-1 MAIN 1/4 (WITH EW)TP07TP08TP09TP10TP01TP0

TP12TP13TP11TP14TP1510-2 MAIN 2/4Schematic Diagrams10-2 Samsung Electronics: Power Line: Signal LineTP11TP12TP13TP14TP15

10-3 MAIN 3/4Samsung ElectronicsSchematic Diagrams10-3TP16TP18TP17TP19TP20TP21TP22TP23TP24TP25: Power Line: Signal LineTP22TP23TP24TP16TP17TP18TP19TP2

10-4 MAIN 4/4Schematic Diagrams10-4 Samsung ElectronicsTP26TP27TP28TP29TP30TP31TP32TP33TP34TP35: Power Line: Signal LineTP32TP33TP34TP35TP26TP27TP28TP

10-5 POWER (W/O -EW)Samsung ElectronicsSchematic Diagrams10-5

10-6 PIPSchematic Diagrams10-6 Samsung Electronics

Samsung Electronics10-7 VIDEO SWITCHSchematic Diagrams10-7

1. Some semiconductor (“solid state”) devicesare easily damaged by static electricity. Suchcomponents are called ElectrostaticallySensitive Devices (E

Reference InformationSamsung Electronics 2-12. Reference Information2-1 Tables of Abbreviations and AcronymsAAhÅdBdBm°C°F°KFGGHzgHHzhipskWhkgkHzkΩkmkm

Reference Information2-2 Samsung ElectronicsTable 2-2 Table of AcronymsABLACACCAFAFCAFTAGCAMANSIAPCAPCA/VAVCBALBPFB-YCATVCBCCDCCTVChCRTCWDCDVMEIAESDES

REMARKRefer to Table 2-3-1Refer to Table 2-3-2VM OptionDH01OptionDDR01LOC. NOIC201SIC601IC901IC902IC602HIC201IC301Q401D409IC401Q404IC801SD801SPC801SIC