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Samsung CL21B501HLMXZS, Service Manual

The Samsung CL21B501HLMXZS Service Manual is a comprehensive guide that provides users with valuable instructions and technical information for proper operation and maintenance. Available for free download on manualshive.com, this manual offers essential insights into the product's features, ensuring a seamless user experience.

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Table of Contents

1.  Precaution

1-1  Safety Precautions ......................................................................................................................................................1-1
1-2  Servicing Precautions ..................................................................................................................................................1-3
1-3  Static Electricity Precautions .......................................................................................................................................1-4
1-4  Installation Precautions ...............................................................................................................................................1-5

2.  Product Specification

2-1  Product Specification ...................................................................................................................................................2-1
2-2  Specifications Analysis ................................................................................................................................................2-2
2-3  Accessories .................................................................................................................................................................2-3

3.  Disassembly & Reassembly

3-1  Overall Disassembly & Reassembly ............................................................................................................................3-1

4.  Troubleshooting

4-1  Troubleshooting ...........................................................................................................................................................4-1
4-2  Adjustment ...................................................................................................................................................................4-14

5.  Exploded View & Part List

5-1  CS21A550MLKXXV Exploded View ............................................................................................................................5-1
5-2  CS21A550MLKXXV Electrical Part List .......................................................................................................................5-3

6.  Wiring Diagram

6-1  Overall Wiring ..............................................................................................................................................................6-1
6-2  Pin Connection ............................................................................................................................................................6-3

7.  Schematic Diagram

7-1  Circuit Description .......................................................................................................................................................7-1
7-2  Schematic Diagram .....................................................................................................................................................7-5

Summary of Contents for CL21B501HLMXZS

Page 1: ...LKXXV COLOR TELEVISION CONTENTS 1 Precaution 2 Product Specification 3 Disassembly Reassembly 4 Troubleshooting 5 Exploded View Part List 6 Wiring Diagram 7 Schematic Diagram Refer to the service manual in the GSPN see the rear cover for the more information CS21A550MLK ...

Page 2: ...stic law GSPN Global Service Partner Network Area Web Site North America service samsungportal com Latin America latin samsungportal com CIS cis samsungportal com Europe europe samsungportal com China china samsungportal com Asia asia samsungportal com Mideast Africa mea samsungportal com Samsung Electronics Co Ltd Jan 2009 Printed in Korea AA82 00000A ...

Page 3: ... Specifications Analysis 2 2 2 3 Accessories 2 3 3 Disassembly Reassembly 3 1 Overall Disassembly Reassembly 3 1 4 Troubleshooting 4 1 Troubleshooting 4 1 4 2 Adjustment 4 14 5 Exploded View Part List 5 1 CS21A550MLKXXV Exploded View 5 1 5 2 CS21A550MLKXXV Electrical Part List 5 3 6 Wiring Diagram 6 1 Overall Wiring 6 1 6 2 Pin Connection 6 3 7 Schematic Diagram 7 1 Circuit Description 7 1 7 2 Sch...

Page 4: ...ever make any changes or additions to the circuit design or the internal part for this product Ex Do not add any audio or video accessory connectors This might cause physical damage Furthermore any changes or additions to the original design engineering will invalidate the warranty 6 Warning Hot Chassis Some TV chassis are directly connected to one end of the AC power cord for electrical reasons W...

Page 5: ...me electrical circuits or device related materials require special attention to their safety features which cannot be viewed by the naked eye If an original part is replaced with another irregular one the safety or protective features will be lost even if the new one has a higher voltage or more watts Critical safety parts should be bracketed with Use only regular parts for replacements in particu...

Page 6: ...ir original position 4 After the repair make sure to check if the screws parts or cables are properly installed Make sure no damage is caused to the repaired part and its surroundings 5 Check for insulation between the blade of the AC plug and that of any conductive materials i e the metal panel input terminal earphone jack etc 6 Insulation Check Process Unplug the power cord from the AC source an...

Page 7: ...the ESD 5 Use only grounded tip irons for soldering purposes 6 Use only anti static solder removal devices Most solder removal devices do not support an anti static feature A solder removal device without an anti static feature can store enough static electricity to cause damage to the ESD 7 Do not remove the ESD from the protective box until the replacement is ready Most ESD replacements are cove...

Page 8: ... it to the product This is a measure to protect it from being exposed to moisture Otherwise it may cause a fire or electric shock 5 Make sure to turn the power off and unplug the power cord from the outlet before repositioning the product Also check the antenna cable or the external connectors if they are fully unplugged Damage to the cord may cause fire or electric shock 6 Keep the antenna far aw...

Page 9: ...MEMO 1 6 Samsung Electronics ...

Page 10: ...03 00580A RF Part 1 TUNER F S TUNER EWT 5F6T2 EW Power Input Voltage SEA 220 240V MID ASIR 100 240V W6753F Video MULTI SYSTEM NT PAL SECAM UOC TOP 1H Comb Filter Sound Output 5Wx2 LA42032 Cabinet 21AM0 Cabinet AM0 Cabinet Specification Model CS21A550MLK Screen Size 21 Dimensions WxHxD 610 x 504 x 371 mm Weight 19 5 kg Voltage SEA 220 240V MID ASIR 100 240V Speaker Output 5W 5W ...

Page 11: ...gital Noise Reduction O O AKB O O DNle Jr O O 3 2 Pull Down Support X X Audio Base Treble Balance X X Equalizer X X AVL X X Surround X X Speaker System Direct Direct Sperker Output 5W 5W 5W 5W Function Dual Screen Function X X Double Screen X X TTX X X Still Picture X X Auto Jack Recognition X X EPG X X Network X X FM Radio O X Ports Antenna In Rear 1 Rear 1 Extermal In Rear 2 Rear 1 S Video X X Y...

Page 12: ... 4301 000121 Samsung Service center Power Cord AA39 10006X Owner s Instructions AA68 03999B Warranty Card Registration Card Safety Guide Manual AA68 03753A AA68 03754A AA68 03242M 2 3 2 Accessories that can be purchased additionally Accessories Item Item code Remark RF Cable Electronics Store Internal shopping mall Video Cable Audio Cable Component Cables RCA ...

Page 13: ...MEMO 2 4 Samsung Electronics ...

Page 14: ...e 9 screws fixing the Back Cover Terminal Board RH 2S M3 L6 ZPC WHT SWRCH18A Tap the Back Cover 2 or 3 times and pull the cover and remove it Since there is a danger of injury from the remaining current and of damaging the product due to static electricity make sure to remove the power cord and wait for a moment so that the remaining current is discharged completely before disassembling the produc...

Page 15: ... there is a hinge fixing the Wire Connector and Connector Header if the wire is pulled with excessive power it may damage the catch or connector Therefore pull it only after pressing the hinge down completely Pull the chassis while pushing the clip fixing the Front Cabinet and the Holder Chassis Separate the D Coil DY Cable and power cord from the Front Cabinet and Main Board Separate the power co...

Page 16: ...scription Photo CRT Ass y Separate the cables connecting the Main Ass y and the CRT Ass y Pull the wires while pressing on the fixing clip Separate the wires from the FBT of the Main Board and the CRT Ass y To separate thick wire pull the wires while pressing the push type clip at the connector Take care when separating the wires because pulling the wires by force may damage the socket In addition...

Page 17: ...MEMO 3 4 Samsung Electronics ...

Page 18: ...le 4 1 2 Basic Troubleshooting LED Diagnosis on the Front Panel 3 In case of a power failure or abnormal screen check the following items Check that the power cord is correctly connected to a 90 264 wall outlet Check that the Master Switch has been pressed Ch eck that the transmitter is turned on Check that transmitter device selection is set to TV Check that the signal cable is properly connected...

Page 19: ... making sure the polarity is correct Check if the angle or the distance is sufficient or if there is any interference between the product and the remote control Make sure the user has pressed the correct button To avoid direct sunlight to the receiving panel of the TV remove any indoor lighting or change the location of the TV Check if the power switch at the back left of the TV is turned on Canno...

Page 20: ... the wind Check the antenna for its lifetime Normally 3 5 years 1 2 years near the coast Dotted or semi dotted lines are displayed on the screen Install the antenna as far away from the road as possible The screen is black and white Adjust the color density Check if the connector is properly installed The colors of the screen are odd strange Adjust the color tones Unusual lines appear on the scree...

Page 21: ...vity Boost feature Contact your local broadcasting service station Use the number keys to select a specific channel and press Store Clear to memorize it Only the UHF 14 69 channels are not available Check if the antenna is able to receive UHF signals 6 Others Problem Solution The TV makes a noise as if something is dropping inside This noise may occur when the plastic material inside the TV expand...

Page 22: ... Diagnosis of trouble by the checksum is neither reliable nor convenient You can only use the checksume of the current direct view TV to determine whether the software is corrupted or not The Checksum value is determined according to the version of the software loaded on the set Therefore you can determine whether the software has been properly downloaded if you know the correct checksum for that ...

Page 23: ...the power cord or the master switch out of order Yes Yes Check that the cables ard properly connected to Main Board No Connect the cable No Is the cable from the Main Board th the CRT Ass y properly innected Is CRT higi voltage been measured Does the TV work SOUND IC MICOM SMD IC INPUT JACK DY JACK VERTICAL IC MAIN TRANS SMPS TR OUTPUT TR Q401 BRIDGE DIODE TUNER FBT EW DRIVER ...

Page 24: ...ower part of the Main Board Check Is the power cord or the master switch out of order Complete Yes Yes Yes Check the FUSE FP801S Check the D801S 1 Check the IC801S 1 W6753F No Picture No Sound Change FP801S Change D801S Change IC801S Check the others part Yes Yes No No F801A SMPS TR BRIDGE DIODE ...

Page 25: ...ronics 2 No Sound when the power is normal Check the 14V line Complete Yes Check FD801S Check D809C Change IC601 No sound 1st power OK Check IC201 Pin 39 40 Yes Yes No Change FD801S Change D809C No No MICOM SMD IC D809C SOUND IC FD801S ...

Page 26: ...Check the 125V line Complete Yes D811 open and check T444 B Pin 3 Open and check CHECK CRT ASS Y No picture 1st power OK Check D407 Yes Yes No Change the D811 Check the Q401 No No Check the others B line Yes Change the Q401 Change D407 No No Yes MAIN TRANS FBT D407 OUTPUT TR Q401 ...

Page 27: ... Blocks 1 Tuner Diagnosis If there is no signal measured even though the RF signal received by the external antenna is input to the Main Board Tuner Supplied Power 5V 8V 33V RF Trouble Check Check CVBS output AUDIO Trouble Check Check SiF Signal output B 5V B 33V IF ...

Page 28: ...ough the ports If the signal input change and output are to is not detected check the following Supplied Power UOC TOP IC 5V 3 3V 8V Input Problem Check Check the connecting jacks MONITOR OUT L MONITOR OUT R AV2 IN R AV R IN AV L IN AV IN V MONITOR OUT V AV2 IN V AV2 IN V GND MONITOR OUT V MONITOR OUT L Monitor OUT R AV2 IN R AV1 IN R AV1 IN L AV2 IN L AV1 IN L AV1 IN V ...

Page 29: ...Troubleshooting 4 12 Samsung Electronics 3 TDA12156H N3 Diagnosis IF MICOM VIDEO ...

Page 30: ...Troubleshooting Samsung Electronics 4 13 4 LA42032 Diagnosis Supplied Power 11V Input Problem Check L R Output Problem Check L L R R ...

Page 31: ...uch as the vertical size horizontal size focus etc Display a black and white picture on the screen to check if the picture is clearly displayed If there are some spotted points on the screen when displaying a black and white picture degauss the screen using the degauss coil If the spotted points remain re adjust the purity and the convergence This completes the basic performance examination ...

Page 32: ...us Move the cursor to select an item Adjust the selected configuration value 4 W B Setting No Item Data Required Adjustment 1 White Balance x 265 5 y 265 5 Y 45 3 White Balance Standard Data x 265 5 y 265 5 Y 1 5 0 3 2 Screen Voltage Toshiba Pattern Same As KSCB Chassis G2 Adjust Info Menu POWER ON Mute Option 23 6B B9 80 09 Hotel Option Deflection Video Adjust 1 Video Adjust 2 Video Adjust 3 Vide...

Page 33: ...hailand Vietnam By country By country 8 Lang Group East Asia Singapore East Asia East Asia 9 V Guard On Off On On 10 LNA On Off Off Off 11 Sound Detect BG DK I BG BG 12 DNIe JR On Off On On 13 Indonesia Mode On Off Off On 14 Tact Key On Off ON ON 2 Hotel Option No Item Selection Initial Data Others Indonesia model 1 Hotel Mode On Off Off Off 2 Power On Channel 0 99 1 1 3 Power on volume 0 100 10 1...

Page 34: ...Troubleshooting Samsung Electronics 4 17 ...

Page 35: ...gin 10 H Parabola Adjust 35 11 Upper Corner Adjust 45 12 Lower Corner Adjust 40 13 H Trapezium Adjust 25 14 Bow Adjust 25 15 Angle Adjust 30 4 Video Adjust 1 No Item Data Initial value Remarks 1 R Cutoff Adjust 32 2 G Cutoff FIX 32 3 B Cutoff Adjust 32 4 R Drive Adjust 32 5 G Drive FIX 32 6 B Drive Adjust 32 7 Sub Bright Adjust 10 8 Sub Contrast Adjust 15 9 Bluescreen Contrast Adjust 15 10 G2 Adju...

Page 36: ...eak White Limit FIX 6 9 TR 9 SECAM B Y Offset FIX 1 10 Peaking CF0 Delay Mode FIX 0 11 Sub Sharpness FIX 23 12 Video Dependent Coring RF FIX 3 13 Video Dependent Coring AV FIX 3 6 Video Adjust 3 No Item Data Initial value Remarks 1 RF AGC Adjust 30 2 11 0 05V 2 IF AGC Speed FIX 1 3 IF Demodulator FIX 38 4 Fast Filter IF PLL FIX 0 5 RF FOA FOB FIX 0 VCR RF output 6 AV FOA FOB FIX 0 7 RF PAL Ident S...

Page 37: ...T Tracking Mode FIX 1 0 only on vertical 1 on vertical and EW 8 Scart R cutoff FIX 32 Scart W B 9 Scart G cutoff FIX 32 Scart W B 10 Scart B cutoff FIX 32 Scart W B 11 RGB Blanking Mode FIX 1 Secam Blanking 12 Wide Blanking Front FIX 0 Secam Blanking 13 Wide Blanking Rear FIX 6 Secam Blanking 14 Cut Off Contorl Range FIX 0 8 YC Delay No Item Data Initial value Remarks 1 PAL Delay FIX 12 2 SECAM De...

Page 38: ... Reduction FIX 1 6 OSD Brightness FIX 15 7 PWL Active FIX 1 0 not active 1 active 8 Bypass Peaking Delay FIX 0 0 normai operation 1 peaking delay bypassed 9 Ratio Pre After Shoot FIX 2 10 Ratio posi Nega Peaks FIX 2 11 Dynamic Skin FIX 0 0 123 degree 1 117 degree 12 Gamma White Stretch FIX 1 0 3 13 DC Transfer Ratio FIX 1 0 No black level shift 1 black level shift 14 NTSC Matrix FIX 0 0 Japanese m...

Page 39: ...e Factory Data adjustments must be performed according to the following procedures when replacing the Main Board 1 Display the Lion pattern 2 Press Power Off Info Menu Mute Power On using the remote control and enter Factory Mode 3 Enter Deflection Mode 4 Adjust the V AMP V SHIFT H EW and H SHIFT items so that the width becomes 92 and the height becomes 92 ...

Page 40: ...ern and check that the picture size has not been changed If there is no change finish the adjustments 3 Adjust BOW and the Angle settings so that the center line becomes a straight line 5 Adjust the Upper Corner and the Low Corner settings so thatthe end of the lines become straight 4 Adjust the H Parabola and H Trapezium settings so thatthe left and right lines become straight 6 Adjust the V Line...

Page 41: ...rder for the KSCB chassis when replacing the CRT PCB FBT or CRT 1 Display the Cross Hatch pattern 2 Set the Screen Adjustment to OK 3 Turn the Focus VR so that the horizontal and vertical lines are clearly displayed 4 Check the Focus for the entire screen and adjust the Focus VR if necessary Adjusting the Screen Voltage 1 Select 2 Initialize all settings to the values appropriate to the correspond...

Page 42: ...nd adjust Screen VR until Screen Adjust ok like the picture Adjusting the White Balance 1 Select 2 Initialize all settings to the values appropriate to the corresponding model 3 Display the Toshiba pattern and adjust the White Balance using CA100 with the coordinates of the corresponding model Screen VR CA100 Info Menu POWER ON Mute Power OFF ...

Page 43: ...ta Required Adjustment 1 White Balance x 265 5 y 265 5 Y 45 3 White Balance Standard Data x 265 5 y 265 5 Y 1 5 0 3 Check List for the Screen Voltage and White Balance Adjustment 1 The Screen Voltage and White Balance are connected to each other and both of them have to be configured to the correct values 2 Adjust the White Balance after the Screen Voltage was adjusted and check if the Screen Volt...

Page 44: ...MEMO Samsung Electronics 4 27 ...

Page 45: ...Exploded View Part List Samsung Electronics 5 1 5 Exploded View Part List 5 1 CS21A550MLKXXV Exploded View T0066 M0112 T0022 T0607 W012 T0175 T0156 CIS7 T0023 M0006 T0063 T0003 M0014 ...

Page 46: ...479R ASSY COVER P FRONT 21AM0 SAVINA HIPS HB 1 S A T0022 AA64 04583A KNOB CONTROL 21AM0 TTSEC ABS BLK HB BKN 1 S N A T0023 AA64 04584A KNOB POWER 21AM0 TTSEC ABS BLK HB BKN15 1 S N A T0063 AA03 00580A CRT COLOR A51QGZ 791X301 0mG 0 900 2 30 1 S A T0066 AA96 20109C ASSY POWER CORD CP2 NO 4 0 H C300 EU 1 S A T0156 AA61 00721C HOLDER RAIL H4 HIPS V0 GRAY NON DE 1 S N A T0175 AA96 05363A ASSY SPEAKER ...

Page 47: ...C 2401 002144 C AL 47uF 20 16V GP TP 5x11 5 1 S A C 2401 002619 C AL 47uF 20 25V GP TP 5x11 5 1 S N A C 2401 002619 C AL 47uF 20 25V GP TP 5x11 5 1 S N A C 2401 003019 C AL 470uF 20 6 3V GP TP 6 3X11mm 5mm 1 S A C 2401 003036 C AL 100uF 20 16V GP TP 5X11mm 5mm 1 S A C 2401 001363 C AL 470uF 20 16V GP TP 10x12 5 5 1 S A C103 2305 000665 C FILM LEAD PEF 100nF 5 63V TP 7 5x4 0x 1 S A C111 2202 000127...

Page 48: ...LC AXIAL 100nF 80 20 50V Y5 1 S A CIS1 0205 001154 OIL SILICON G746 0 1 S N A CIS1 0205 001154 OIL SILICON G746 0 1 S N A CIS1 0205 001154 OIL SILICON G746 0 1 S N A CIS1 0205 001154 OIL SILICON G746 0 1 S N A CIS3 AA40 00176A TUNER EWT 5F6T2 EW EWT 5F6T2 EW PAL Hype 1 S A CN330 3711 003043 HEADER BOARD TO CABLE BOX 4P 1R 2 5MM ST 1 S A CN330 3711 002648 HEADER BOARD TO CABLE BOX 9P 1R 2 5mm ST 1 ...

Page 49: ... S N A EY873 6042 000002 EYELET ID1 5 OD2 L2 8 NI SN BSP3 1 2H 1 S N A EY875 6042 000002 EYELET ID1 5 OD2 L2 8 NI SN BSP3 1 2H 1 S N A EY876 6042 000002 EYELET ID1 5 OD2 L2 8 NI SN BSP3 1 2H 1 S N A EY879 6042 000002 EYELET ID1 5 OD2 L2 8 NI SN BSP3 1 2H 1 S N A EY881 6042 000002 EYELET ID1 5 OD2 L2 8 NI SN BSP3 1 2H 1 S N A EY888 6042 000002 EYELET ID1 5 OD2 L2 8 NI SN BSP3 1 2H 1 S N A EY890 604...

Page 50: ...m 1 S A R204 2001 000281 R CARBON 100ohm 5 1 8W AA TP 1 8x3 2mm 1 S A R219 2001 000281 R CARBON 100ohm 5 1 8W AA TP 1 8x3 2mm 1 S A R220 2001 000281 R CARBON 100ohm 5 1 8W AA TP 1 8x3 2mm 1 S A R221 2001 000281 R CARBON 100ohm 5 1 8W AA TP 1 8x3 2mm 1 S A R224 2001 000924 R CARBON 680ohm 5 1 8W AA TP 1 8x3 2mm 1 S N A R228 2001 000281 R CARBON 100ohm 5 1 8W AA TP 1 8x3 2mm 1 S A R236 2001 000281 R...

Page 51: ...42 2001 000290 R CARBON 10Kohm 5 1 8W AA TP 1 8x3 2mm 1 S N A R895 2001 000786 R CARBON 47Kohm 5 1 8W AA TP 1 8x3 2mm 1 S A R914 2001 000734 R CARBON 4 7Kohm 5 1 8W AA TP 1 8x3 2mm 1 S A R926 2001 000429 R CARBON 1Kohm 5 1 8W AA TP 1 8x3 2mm 1 S A RD205 2001 000969 R CARBON 75ohm 5 1 8W AA TP 1 8x3 2mm 1 S N A RD206 2001 000969 R CARBON 75ohm 5 1 8W AA TP 1 8x3 2mm 1 S N A RD207 2001 000969 R CARB...

Page 52: ...175 AA62 00164A HEAT SINK PS IROBOT2 A1050 T1 0 41 50 WH 1 S N A T0175 AA62 00164A HEAT SINK PS IROBOT2 A1050 T1 0 41 50 WH 1 S N A T0245 0202 001608 SOLDER WIRE FLUX LFC7 107 D0 8 99 3Sn 0 0 025 S N A T0245 AA39 20010D LEAD CONNECTOR ASSY 1P 400 YFH800 01 S 1 S A T0296 AA27 30003X COIL LINEARITY HL 1215 29uH DR1215 C 4 5 1 S A T0313 3404 001004 SWITCH TACT 12V 50mA 160gf 8 4x22 7mm SP 1 S A T0313...

Page 53: ...H110 1 S N A ASSY BOX M0003 AA92 12704F ASSY BOX CS21A550ML4XXV 1 S N A AA69 04441F BOX SET 21AM0 CB DW A1 YEL W610 D371 H50 1 01 S N A ASSY LABEL M0019 AA92 12759G ASSY LABEL CS21A550MLKXXV 1 S N A ASSY ACCESSORY M0045 AA92 12763C ASSY ACCESSORY CS21A550MLKXXV 1 S N A T0524 6902 000361 BAG PE LDPE T0 05 W400 L240 TRP 8 2 8 1 S N A AA68 03753A MANUAL FLYER 05 WARRANTY CARD SAVINA Vie 1 S N A T0238...

Page 54: ...5 AA96 05482A ASSY SPEAKER P 8ohm MANASLU3 21AM0 5W 50 1 S A ASSY COVER REAR M0002 AA90 05962M ASSY COVER REAR 21AM0 HIPS HB KSBH ASIA 1 S N A T0069 AA63 60131R SPACER FELT 21Z57 FELT 325 T0 35 7 3 S N A M0006 AA63 01778E COVER REAR 21AM0 SEIN SAVINA SAMEX TSE S 1 S A AA63 01778 BN81 02031A RESIN HIPS HB 4440 Natural 1 539 13 S N A ASSY FIXING T0892 AA91 10748B ASSY FIXING CP2 NO 250MM S65A 1 S N ...

Page 55: ...MEMO 5 11 Samsung Electronics ...

Page 56: ...Wiring Diagram Samsung Electronics 6 1 6 Wiring Diagram 6 1 Overall Wiring ...

Page 57: ...agram 6 2 Samsung Electronics The code number of cable Lead connector can be changed see 5 Exploded View Part List Use CRT Board Main Board Power Code Speaker Wire Code AA39 20620B AA39 10006A AA96 05363A Photo ...

Page 58: ...onics 6 3 6 2 Pin Connection MAIN BK GK RK GND AKB GND H T 200V B 5V CN501A TO CRT R R GND L L CN602 TO EARPHONE R R L L CN601 TO SPK TUNER VO GND VI GND LO RO LI RI CN701 TO AV CRT BK GK RK GND AKB GND H T 200V B 5V CN501 TO MAIN ...

Page 59: ...RK 4 GND 5 AKB 6 GND 7 H T 8 200V 9 B 5V CN701 Side AV connection Pin No Pin Name 1 VO 2 GND 3 VI 4 GND 5 LO 6 RO 7 LI 8 RI CN602 EARPHONE connection Pin No Pin Name 1 R 2 R 3 GND 4 L 5 L CN601 TO SPK Pin No Pin Name 1 R 2 R 3 L 4 L CN501 CRT Board connection Pin No Pin Name 1 BK 2 GK 3 RK 4 GND 5 AKB 6 GND 7 H T 8 200V 9 B 5V ...

Page 60: ...ung Electronics 6 5 6 2 2 Connector role Loc No Description CN501 Main Board and CRT Board connect CN602 Main Board and Side AV to E Phone connect CN701 Main Board and Side AV connect CN601 Main Board and Speaker connect ...

Page 61: ...MEMO 6 6 Samsung Electronics ...

Page 62: ... Schematic Diagram 7 1 Circuit Description 7 1 1 Overall Block Description KTA1505Y IC801S W6753F A 14V A 6 5V A 12V IC601 Sound AMP IC301 Vertical Drive AMP T444S Fly back Transformer 78R05 R3 VDN VDP LSL OUT LSR OUT SIDE A V Option JACK AV IN ...

Page 63: ...Schematic Diagram 7 2 Samsung Electronics 7 1 2 Power Signal ...

Page 64: ...ronics 7 3 7 1 3 Partial Block Diagram 1 Main Block Description KTA1505Y IC801S W6753F A 14V A 6 5V A 12V IC601 Sound AMP IC301 Vertical Drive AMP T444S Fly back Transformer 78R05 R3 VDN VDP LSL OUT LSR OUT SIDE A V Option JACK AV IN ...

Page 65: ...MEMO 7 4 Samsung Electronics ...

Page 66: ...Schematic Diagram Samsung Electronics 7 5 7 2 Schematic Diagram 7 2 1 Main Board This Document can not be used without Samsung s authorization Power Video Audio ...

Page 67: ...Schematic Diagram 7 6 Samsung Electronics 7 2 2 Sound This Document can not be used without Samsung s authorization Power Video Audio ...

Page 68: ...Schematic Diagram Samsung Electronics 7 7 7 2 3 Power This Document can not be used without Samsung s authorization Power Video Audio ...

Page 69: ...Schematic Diagram 7 8 Samsung Electronics 7 2 4 CRT This Document can not be used without Samsung s authorization Power Video Audio ...

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