Samsung TX20C53X/XET Page 71 Service Manual Download

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Troubleshooting

6-4

Samsung Electronics

6-4 No Picture (Sound OK)

Check the Brightness, Contrast and Color adjustments

2. Check: AV Picture, Video Playback

3. See Video Block Diagram

6-5 No Sound (Picture OK)

1. Check the Volume adjustment level.

2. Check AV Video, Sound Playback

3. See Audio Block Diagram

6-6 RF Weak Signal (Playback, AV Mode OK)

1. Check Tuner (TU01S) B+. Check: 9V (IC807)

33V (DZ803). Check 5V (IC902S)

2. Pre AMP (HC001S), B+. Check: 9V (IC807)

6-7 Recording Defect

1. CN101 Check : Retouch

2. 2nd Tuner (TU02S) B+. Check : 33V(DZ803)

5V (IC808)

3. 2nd If : Check 9V (IC806), Video out, Audio out

4. Video Defect : IC701 Check

5. Audio Defect : IC701 Check

6. Standby Recording Defect, IC901S #5 Line: Check (D834, IC804, IC807, IC806)

7. VPS (PDC) Recording Defect: Check IC901S, #4

Summary of Contents for TX20C53X/XET

Page 1: ... XEU Television Video Cassette Recorder CONTENTS Precautions Specifications Disassembly and Reassembly Alignment and Adjustment Mechanical Alignment and Adjustment Electrical Troubleshooting Exploded View and Parts List Electrical Parts List Block Diagram Wiring Diagram Schematic Diagrams 1 2 3 4 5 6 7 8 9 10 11 ...

Page 2: ...ELECTRONICS Samsung Electronics Co Ltd SEP 2001 Printed in Korea 3C15C SESA 2125 ...

Page 3: ... 1 Œ ˇ ˆ Ø Fig 4 1 Top parts Location 1 Œ GEAR FL CAM MOTOR LOADING ASS Y ˇ LEVER FL ARM ASS Y HOLDER FL CASSETTE ASS Y ˆ LEVER FL DOOR Ø SLIDER FL DRIVE 4 Disassembly and Reassembly 4 1 Deck Parts Locations 4 1 1 Top View ...

Page 4: ... ˇ ˆ Ø Ô Ò Fig 4 2 Top Parts Location 2 Œ FE HEAD CYLINDER ASS Y ˇ ACE HEAD ASS Y LEVER UNIT PINCH ASS Y ˆ LEVER 9 GUIDE ASS Y Ø LEVER TENSION ASS Y BAND BRAKE ASS Y DISK S REEL LEVER S BRAKE ASS Y GEAR IDLE Ô LEVER IDLE LEVER T BRAKE ASS Y Ò DISK T REEL ...

Page 5: ...lectronics 4 3 4 1 2 Bottom View Œ ˇ ˆ Ø Fig 4 3 Bottom Parts Location Œ GEAR JOINT 1 GEAR JOINT 2 ˇ BRACKET GEAR MOTOR CAPSTAN ASS Y ˆ LEVER T LOAD ASS Y Ø GEAR LOADING DRIVE LEVER S LOAD ASS Y HOLDER CLUTCH ASS Y BELT PULLEY SLIDER CAM ...

Page 6: ... y Œ as grasping the Holder FL Cassette Ass y Œ and Lever FL Cassette R in the same time to release hooking from Main Base until the Boss A of Holder FL Cassette Ass y Œ is taken out from the Rail B 3 Lift the Holder FL Cassette Ass y Œ in this time you have to grasp the Lever FL Cassette R Continuously until the Holder FL Cassette Ass y Œ is taken out completely Note Be sure to insert Lever FL Ca...

Page 7: ...2 3 Slider FL Drive Gear FL Cam Removal 1 Pull the Slider FL Drive Œ to the front direction 2 Remove the Slider FL Drive Œ in the direction of arrow Refer to Fig 1 6 3 Remove the Gear FL cam Note When reinstalling be sure to reassemble Slider FL drive Œ after you insert the Boss of Lever FL ARM R in Groove of Slider Fl drive Œ Assembly Align the Gear FL Cam Œ with the Gear worm wheel Post as shown...

Page 8: ... Gear Worm Wheel Removal 1 Remove the Gear Worm wheel Œ Œ GEAR WORM WHEEL Fig 4 9 Gear Worm Wheel Removal 4 2 6 Motor Loading Ass y Removal 1 Remove the screw Œ 2 Remove the Motor Loading Ass y MOTOR LOADING ASS Y Œ SCREW Fig 4 10 Motor Loading Ass y Removal ...

Page 9: ... GEAR JOINT 2 4 2 8 Gear Loading Drive Slider Cam Lever Load S T Ass y Removal 1 Remove the Belt Pulley Refer to Fig 4 30 2 Remove the Gear Loading Drive Œ after releasing Hook A in the direction arrow as shown in detail drawing 3 Remove the Slider Cam 4 Remove the Lever Load ˇ Link Load ˆ Lever Load Link Load Ø Œ GEAR LOADING DRIVE ˆ LINK LOAD S ˇ LEVER LOAD S LEVER LOAD T Ø LINK LOAD T SLIDE CAM...

Page 10: ...t of Gear Loading Drive Refer to Timing Point 2 4 Aline dot of Gear Loading drive with mark of Slider Cam ˇ as shown in drawing Refer to Timing Point 3 LEVER LOAD S Œ LEVER LOAD T LEVER LOAD S LEVER LOAD T PIN A PIN C PIN B PIN D ˇ SLIDER CAM TIMING POINT 2 TIMING POINT 1 TIMING POINT 3 4 2 10 Lever Pinch Drive Lever Tension Drive Removal 1 Remove the Lever Pinch Drive Œ Lever Tension Drive Œ LEVE...

Page 11: ...n Ass y seated Rotate stopper of Main Base to the Mark B Œ SPRING TENTION LEVER STOPPER MARK B A LEVER TENTION ASS Y ˇ BAND BRAKE ASS Y 4 2 12 Lever Brake S T Ass y Removal 1 Release the Hook A and the Hook B C in the direction of arrow as shown in Fig 4 17 2 Lift the Lever S T Brake Ass y Œ with spring brake ˇ Assembly 1 Assembly the Lever S Brake Ass y Œ on the Main Base 2 Assembly the Lever T B...

Page 12: ...in the direction of arrow A B 2 Lift the Lever Idle Œ Assembly 1 Apply oil in two Bosses of Lever Idle Œ 2 Assemble the Gear Idle with the Lever Idle Œ Note When replacing the Gear Idle be sure to add oil in the boss of Lever Idle Œ 4 2 14 Disk S T Reel Removal 1 Lift the Disk S T Reel Œ GEAR IDLE GEAR IDLE Œ LEVER IDLE A HOOK C B Fig 4 18 Gear Idle Ass y Removal ...

Page 13: ...ion of arrow as shown Fig 4 21 and lift the Lever Up Down Ass y Œ 2 Lift the Gear Center Ass y Assembly 1 Insert the Lever Up Down Ass y Œ in the rectan gular holes on Main Base as shown in Fig 4 22 2 Lift the Lever Up Down Ass y Œ about 35 Refer to Fig 4 22 3 Insert Ring of the Gear Center Ass y in the Guide of the Lever Up Down Ass y Œ 4 Insert the Gear Center Ass y in the post on Main Base 5 Pu...

Page 14: ...e extreme care not to touch the grease on the Roller Pinch 2 When reinstalling be sure to apply grease on the post pinch roller ˇ SPRING PINCH DRIVE Œ LEVER UNIT PINCH ASS Y PLATE JOINT Fig 4 23 Guide Cassette Door Removal Fig 4 24 Lever Unit Pinch Ass y Plate Joint Spring Pinch Drive Removal 4 2 17 Guide Cassette Door Removal 1 Lift the Hook A 2 Rotate the Guide Cassette Door Œ in the direction o...

Page 15: ...e direction of arrow A Note 1 Take extreme care not to get grease on the tape Guide Post 2 After reinstalling check the bottom side of the Post 9 Guide to the top side of Main Base Œ SPRING 9 GUIDE LEVER 9 GUIDE ASS Y A B Fig 4 25 Lever 9 Guide Ass y Removal 4 2 20 FE Head Removal 1 Remove the screw Œ 2 Lift the FE Head Œ FE HEAD Fig 4 26 FE Head Removal ...

Page 16: ...connector of ACE Head Ass y 2 Remove the screw Œ 3 Lift the ACE Head Ass y Œ SCREW HEAD ACE ASS Y 4 2 22 Slider S T Ass y Removal 1 Move the Slider S T Ass y Œ to slot and then lift it to remove Refer to arrow Œ SLIDER S ASS Y SLIDER T ASS Y Fig 4 27 ACE Head Removal Fig 4 28 Slider S T Ass y Removal ...

Page 17: ... Œ Note 1 Take care not to touch the Cylinder Ass y ˇ and the tape guide post at reinstalling 2 When reinstalling Don t push down too much on Screw Driver Œ 3 SCREWS PLATE GROUND DECK ˇ CYLINDER ASS Y Fig 4 29 Plate Ground Deck Cylinder Ass y Removal 4 2 24 Belt Pulley Removal 1 Remove the Belt Pulley Œ Note Take extreme care not to get grease on Belt Pulley Œ at assembling or reassembling Œ BELT ...

Page 18: ... DAMPER CAPSTAN ˇ MOTOR CAPSTAN ASS Y 4 2 27 How to Eject the Cassette Tape If the unit does not operate on condition that is inserted into housing ass y 1 Turn the Gear worm Œ clockwise with screw driver Refer to arrow Other method Remove the Screw of Motor Load Ass y Separate the Motor Load Ass y Œ GEAR WORM Fig 4 32 Damper Capstan Motor Capstan Ass y Removal Fig 4 33 2 When Slider S T are appro...

Page 19: ... 8 GUIDE SHAFT CAPSTAN SHAFT 9 GUIDE POST 3 GUIDE POST GUIDE ROLLER S T O O O O O O O CYLINDER ASS Y O O O O O O O O O FE HEAD O O O O O O O ACE HEAD O O O O O O O O O PINCH ROLLER O O O O O O O O O POST REEL S T SLEEVE TENSION POST CENTER LEVER IDLE BOSS 2Point CAPSTAN MOTOR PULLEY O O O O O BELT PULLEY O O O O O O O HOLDER CLUTCH ASS Y O O O O O O O O O GEAR CENTER ASS Y O O O O O O O O O GEAR I...

Page 20: ... HEAD CYLINDER ASS Y PINCH ROLLER GUIDE ROLLER S GUIDE ROLLER T 8 GUIDE POST 9 GUIDE POST CAPSTAN SHAFT ACE HEAD 3 GUIDE POST 4 4 Tape Transport System and Adjustment Locations The tape transport system has been adjusted precisely in the factory Alignment is not necessary except for the following 1 Noise observed on the screen 2 Tape damage 3 Parts replacement in the tape transport system Lower fl...

Page 21: ...htly turn the screw A tilt adjust on the ACE head ass y 4 Reconfirm the ACE head height Fig 4 5 3 Tape Guide Check 4 5 1 c AUDIO AZIMUTH ADJUSTMENT 1 Load alignment tape Mono scope and playback the NTSC 7KHz PAL 6KHz signal 2 Connect channel 1 scope probe to audio output test point 3 Adjust screw B to achieve maximum audio level See Fig 4 5 1 4 5 1 d ACE HEAD POSITION X POINT ADJUSTMENT 1 See 2 Al...

Page 22: ...f the video RF envelope at the exit side 4 If the section A in Fig 4 5 5 does not meet the speci fication adjust the guide roller S up or down 5 If the section B in Fig 4 5 5 does not meet the speci fication adjust the guide roller T up or down Fig 4 5 4 Envelope Waveform Adjustment a a b c d c b d a 63 b c d Fig 4 5 5 Adjustment Points A B A B H D SWITCHING PULSE ENVELOPE 6 Play back the Mono Sco...

Page 23: ...n the unit using with T 120 E 120 The video envelope should meet the specification as shown in Fig 4 5 8 In SP mode A should equal B If the head gap is wide upper cylinder should be checked A B Fig 4 5 8 Envelope Output and Output Level 4 5 5 Tape Wrinkle Check 1 Run the T 160 E 180 tape in the playback FPS RPS and Pause modes and observe tape wrinkle at each guide 2 If excessive tape wrinkle is o...

Page 24: ...gence White Balance Sub Brightness Vertical Center Vertical Size Horizontal Size 5 2 1 Procedure for the Adjustment Mode 1 This mode uses the standard remote control The Service Mode is activated by 1 pressing the FACTORY service key on the local key board or 2 by entering the following remote control sequence within 2 seconds STAND BY DISPLAY MENU MUTE POWER ON 2 The SERVICE FACTORY message will ...

Page 25: ...SC VERTICAL SHIFT NTSC HORIZONTAL SHIFT Table 5 1 Main Adjustment Parameters 5 2 2 Main Adjustment Parameters NOTE PVS PVA PHS NVS NVA NHS parameters must be aligned using both the 50 Hz and 60 Hz vertical field rates 5 2 3 AGING Mode Reference Only This pattern is used for pre heating the CRT during manufacturing it is accessed in the factory by twice pressing the FACTORY key Even if the TV power...

Page 26: ...CX CX CX CX CX CX CX CW CW CW CW CF CW ATS ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON OFF OFF OFF OFF OFF OFF TU NER 1 2 1 2 2 1 1 2 2 1 2 2 2 2 2 1 2 2 2 2 1 2 2 1 2 2 1 1 2 2 1 1 2 2 1 2 2 1 2 2 1 2 2 1 1 VPS PDC G CODE S VIEW S VIEW S VIEW V PLUS V PLUS V PLUS S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S VIEW S...

Page 27: ...Function Reset After Factory Reset the following items revert to their initial values 1 Volume 10 2 Program Channel 1 3 P STD CUSTOM 4 Auto Power OFF 5 NR OFF 6 Reserved Timer Recording ALL CLEAR 7 Skip Store Clear ALL CLEAR Caution When the EEPROM is replaced all items revert to their initial values 5 3 Reset ...

Page 28: ...transformer 5 4 2 Automatic Degaussing A degaussing coil is mounted around the picture tube so that external degaussing after moving the TV should be unnecessary But the receiver must be properly degaussed upon installation The degaussing coil operates for about 1 second after the power is switched ON If the set has been moved or turned in a different direction disconnect its AC power for at least...

Page 29: ... for at least 20 minutes 2 Plug in the CRT deflection yoke and tighten the clamp screw 3 Plug the convergence yoke into the CRT and set in as shown in Fig 5 1 4 Input a black and white signal 5 Fully demagnetize the receive by applying an external degaussing coil 6 Turn the CONTRAST and BRIGHTNESS controls to maximum 7 Loosen the clamp screw holding the yoke Slide the yoke backward or forward to p...

Page 30: ...es 3 Check the data in the Service Mode 4 Adjust RG BG in the Factory Mode 5 4 7 B LOW LIGHT ADJUSTMENT 1 Automatically accomplished during the high light adjustment 4 Pole Magnet 6 Pole Magnet 2 Pole Magnet Clamper Screw 2 POLE PURITY YOKE CLAMP SCREW 6 POLE CONVERGENCE 4 POLE CONVERGENCE ADJUST VERTIC 31m m Vertical Green Belt Fig 5 1 Convergence Magnet Assembly Fig 5 2 Center Convergence Adjust...

Page 31: ...and blue horizontal line in the center of the screen 6 Adjust the two tab pairs of the 6 pole magnets to superimpose the red and blue line onto the green Changing the angle affects the vertical lines and rotating both magnets affects the horizontal lines 7 Repeat adjustments 2 6 if necessary 8 Since the 4 pole magnets and 6 pole magnets interact the dot movement is complex Fig 5 3 RED BLUE BLUE RE...

Page 32: ...t is available 5 5 2 Required Test Equipment 1 Color Television or Monitor 2 Oscilloscope Wide band dual trace trig gered delayed sweep 3 DC Voltmeter 4 TV CH Generator 5 Attenuator 6 Recording tape Blank tape 7 Pattern Generator PAL color bar 100 White Fig 5 4 Alignment Tape 0 3V Burst Signal as fiat as possible White 100 signal White 75 signal 0 3V 0 7V Horizontal sync signal Fig 5 5 Color bar s...

Page 33: ...top Play position 5 Min over MAIN Break ON MODE High speed Rew Low speed FF High speed FF Low speed Rew STANBY POWER OFF LOADING START LOADING END REV PLAY STOP1 STOP 2 FF REW 1 FF REW 2 I II III IV V VI VII a b c d e f F R2 F R1 SPT2 SPT1 PLAY REV LOAD END LOAD START POWER OFF STANDBY E SEN S SEN SW C SW B SW A SW POSITION FL SW ON less than 3 5v OFF more than 3 5v Input to A D port START END SEN...

Page 34: ...AL C ELEC C AXIAL TR R R WIRE WIRE WIRE IC DIODE C ELEC C AXIAL 6P 104 1uF 50V KSC815 Y 100K 820 JUMPER JUMPER JUMPER 1N4148 LA72634AM 100uF 16V 104 10uF 35V 1uF 50V 22uF 16V 4 7uF 35V 22uF 16V 103 22uF 16V 332 50V P 472 50V P 10P 7 5K 6 2K 7 5K 6 2K 82pF 22pF X X X X X X X X X O O O O O O O O O O O O O O X O X O O X O O O O O O O O O X X X X X X X X X X X X X X O X O X X O CHANGE CHANGE CHANGE CH...

Page 35: ...104 47uF 16V 105 1N4004 JUMPER JUMPER JUMPER JUMPER JUMPER JUMPER 100uH AL04 100uH AL04 100uH AL04 2 7K 820 2K 2 7K 220K 100 1uF 50V X X X X X X X X O O O O O O O O O O O O O X O O O O O O O O X X X X X X X X X X X X X O CHANGE MONO MONO MONO MONO MONO MONO MONO MONO HI FI HI FI HI FI 3812 000219 JM186 WIRE JUMPER O X HI FI HI FI 3812 000219 3812 000219 3812 000219 3812 000219 JM241 JM021 JM120 JM...

Page 36: ... 000005 KSR1004 91K 1N4148 KSR1004 270 1N4148 O O X X X O 1N4148 O O O X X X O O x x X X X O x X X O O O X X 4HEAD 4HEAD 2HD LP 2HD LP 2HD LP 2HD LP MESECAM RM626 2001 000429 1K X X X O 4HEAD 5 5 5 SCORPIO PAL OPTION TABLE NO L O C NO C O D E NO PARTS SPEC HI FI MONO R E MA R K S 75 76 77 78 79 R R R R R 2001 000766 RM516 43K O X HI FI 2001 000878 2001 000766 2001 000878 AA39 20005B RM517 RM518 RM...

Page 37: ... 50V P 103 50V P 2 2uF 50V 181 50V 1uF 50V 104 103 104 1N4148 1N4148 LA7359 820 50V O O O O O O O O O O O O O O O O O O O O O O X X X X X X X X X X X X X X X X X X X X X X SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM WIRE C AXIAL C RADIAL C RADIAL C RADIAL C RADIAL C RADIAL 3812 000219 3812 000219 3812 000219 38...

Page 38: ...M922 C RADIAL C ELEC C AXIAL C ELEC C ELEC C ELEC C ELEC C AXIAL C AXIAL C AXIAL C AXIAL C AXIAL C AXIAL C AXIAL C RADIAL C RADIAL C RADIAL C RADIAL C RADIAL 6 8K 7 5K 51K 4 3K 30K 6 8K 1K 360 47K 100 24K 9 1K 8 2K 150K 4 7K 24K 120K 1K 24K O O O O O O O O O O O O O O O O O O O X X X X X X X X X X X X X X X X X X X SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM SECAM...

Page 39: ... O C NO C O D E NO SPEC PARTS WITH WITH OUT R E MA R K S 1 2 3 4 5 6 8 7 CM330 CM369 CM385 CM388 CM607 CM608 DM716 CM646 RM379 RM608 RM617 RM692 RM695 XTM302 XTM602 10 11 12 13 14 15 16 17 18 19 20 21 22 ICM604 LM311 RM326 RM337 RM374 9 DM717 RM375 5 5 7 USELESS TABLE ...

Page 40: ...R MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V...

Page 41: ...M 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2...

Page 42: ... 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000704 C FILM MPEF 100nF 5 250V TP 16 5x10 3x5 3...

Page 43: ...V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 0...

Page 44: ...3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 AA09 00088A IC MICOM SAA5543PS M4 0258 C15C 52P 3 3V 3 AA13 00087A IC HYBRID TAR001 SIP 10P BK 3 AA13 20004W IC HYBRID PAP103T SIP 6P PRE AMP TP 3 AA26 20007U TRANS SWITCHING 90 260V 1...

Page 45: ...7Kohm 10 1 2W AA TP 3 7 3 2002 001009 R COMPOSITION 2 7Kohm 10 1 2W AA TP 3 7 3 2002 001009 R COMPOSITION 2 7Kohm 10 1 2W AA TP 3 7 3 2008 001015 R FUSIBLE S 1 5ohm 5 2W AF TP 3 9x10mm 3 2201 000723 C CERAMIC DISC 4 7nF 20 3KV Y5U TP 16x5 3 2301 000213 C FILM PEF 220nF 5 250V TP 21 5x11 7 5 3 2401 000430 C AL 10uF 20 250V GP TP 10x16mm 5m 3 2401 001232 C AL 4 7uF 20 250V GP TP 10x12 5 5 3 3704 001...

Page 46: ... Y CABINET FRONT 1 AA91 00501G ASS Y CABINET FRONT HIPS HB DG 703P CABINET BACK 1 AA64 00016C CABINET BACK 20A5 C5 HIPS V2 BLK DOOR HOUSING 1 AA64 01145F DOOR HOUSING ABS HB BLACK MANUAL USERS 1 AA68 00902A MANUAL USERS ITALY ITALY W P100 G 2 LABEL CONSUMER 1 AA68 40111A LABEL CONSUMER TVCR SEI MODELS MANUAL S D 1 AA68 00907B MANUAL S D SEI ENG ITALY W P100 G 1 C1 ASSY S IMP ROLLER 1 AA91 00782A A...

Page 47: ...1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 001039 DIODE ZENER MA2560 56V 52 60V 1W DO 41 T 3 0403 001039 DIODE ZENER MA2560 56V 52 60V 1W DO 41 T 3 0403 001316 DIODE ZENER MTZJ3 0A 2 85 3 07V 500mW DO 3 0403 001322 DIODE ZENER MTZJ8 2B 7 78 8 19V 500mW DO 3 0403 001322 DIODE ZENER MTZJ8 2B 7 78 8 19V 5...

Page 48: ... 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2...

Page 49: ...nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000704 C FILM MPEF 100nF 5 250V TP 16 5x10 3x5 3 2306 000204 C FILM MPPF 430nF 5 400V TP 26x20 5x12 3 2306 000253 C FILM MPPF 7 2nF 5 1 6KV TP 28 5x18 5...

Page 50: ...19 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU T...

Page 51: ...m TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219...

Page 52: ...OSITION 2 7Kohm 10 1 2W AA TP 3 7 3 2008 001015 R FUSIBLE S 1 5ohm 5 2W AF TP 3 9x10mm 3 2201 000723 C CERAMIC DISC 4 7nF 20 3KV Y5U TP 16x5 3 2301 000213 C FILM PEF 220nF 5 250V TP 21 5x11 7 5 3 2401 000430 C AL 10uF 20 250V GP TP 10x16mm 5m 3 2401 001232 C AL 4 7uF 20 250V GP TP 10x12 5 5 3 3704 001105 SOCKET CRT 11P 20PI 26 5PI NI 3 3711 002648 CONNECTOR HEADER BOX 9P 1R 2 5mm STRAIGH 3 3812 00...

Page 53: ...MPRESO 75MM ANCHO ASSY KOREA 1 AA95 01373A ASSY KOREA C15C TVCR21 2 AA27 20003Z COIL DEGAUSSING 21 13 5ohm 25T L2380 2 AA98 00080A ASSY TBC WIRE P DP 21inch AA98 00051A 2 3 AA98 00051A ASSY TBC WIRE P 21inch PAL 2P C15C 2 AA60 10050R SCREW ASSY WC HH M5 L31 5 SWRCH18A ZPC 2 0202 000187 SOLDER WIRE FLUX RS60S D1 2 63Sn 37Pb 2 AA65 30008A CLAMP CORD PE HB BLK 2 AA65 30009A CLAMPER FBT C TVCR 14 20 2...

Page 54: ...1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 001039 DIODE ZENER MA2560 56V 52 60V 1W DO 41 T 3 0403 001039 DIODE ZENER MA2560 56V 52 60V 1W DO 41 T 3 0403 001316 DIODE ZENER MTZJ3 0A 2 85 3 07V 500mW DO 3 0403 001322 DIODE ZENER MTZJ8 2B 7 78 8 19V 500mW DO 3 0403 001322 DIODE ZENER MTZJ8 2B 7 78 8 19V 5...

Page 55: ...7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2M...

Page 56: ...nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m 3 2305 000704 C FILM MPEF 100nF 5 250V TP 16 5x10 3x5 3 2306 000204 C FILM MPPF 430nF 5 400V TP 26x20 5x12 3 2306 000253 C FILM MPPF 7 2nF 5 1 6KV TP 28 5x18 5...

Page 57: ...19 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU T...

Page 58: ...m TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219...

Page 59: ...OSITION 2 7Kohm 10 1 2W AA TP 3 7 3 2008 001015 R FUSIBLE S 1 5ohm 5 2W AF TP 3 9x10mm 3 2201 000723 C CERAMIC DISC 4 7nF 20 3KV Y5U TP 16x5 3 2301 000213 C FILM PEF 220nF 5 250V TP 21 5x11 7 5 3 2401 000430 C AL 10uF 20 250V GP TP 10x16mm 5m 3 2401 001232 C AL 4 7uF 20 250V GP TP 10x12 5 5 3 3704 001105 SOCKET CRT 11P 20PI 26 5PI NI 3 3711 002648 CONNECTOR HEADER BOX 9P 1R 2 5mm STRAIGH 3 3812 00...

Page 60: ...ARENT IMPRESO 75MM ANCHO ASSY KOREA 1 AA95 01373A ASSY KOREA C15C TVCR21 2 AA27 20003Z COIL DEGAUSSING 21 13 5ohm 25T L2380 2 AA98 00080A ASSY TBC WIRE P DP 21inch AA98 00051A 2 3 AA98 00051A ASSY TBC WIRE P 21inch PAL 2P C15C 2 AA60 10050R SCREW ASSY WC HH M5 L31 5 SWRCH18A ZPC 2 0202 000187 SOLDER WIRE FLUX RS60S D1 2 63Sn 37Pb 2 AA65 30008A CLAMP CORD PE HB BLK 2 AA65 30009A CLAMPER FBT C TVCR ...

Page 61: ...57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 3 0403 001039 DIODE ZENER MA2560 56V 52 60V 1W DO 41 T 3 0403 001039 DIODE ZENER MA2560 56V 52 60V 1W DO 41 T 3 ...

Page 62: ... 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 3 2001 000786 R CARBON 47KOHM 5 1 8W AA TP 1 8X3 2M...

Page 63: ...06 000318 C FILM MPPF 220nF 20 250V TP 22 5mm 3 2306 000318 C FILM MPPF 220nF 20 250V TP 22 5mm 3 2306 000326 C FILM MPPF 4 7nF 5 1 6KV TP 28 5x16x9m 3 2309 000138 C FILM PE PPF 100nF 5 50V TP 20x16x8 5 3 2401 000030 C AL 22uF 20 25V GP TP 5x11 5 3 2401 000242 C AL 100uF 20 10V GP TP 5x11 5 3 2401 000293 C AL 100uF 30 10 200V GP TP 16x25 3 2401 000293 C AL 100uF 30 10 200V GP TP 16x25 3 2401 00047...

Page 64: ... 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 3812 000219 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 3 38...

Page 65: ...HYBRID TAR001 SIP 10P BK 3 AA13 20004W IC HYBRID PAP103T SIP 6P PRE AMP TP 3 AA26 20007U TRANS SWITCHING 90 260V 125V 16 5V 9 5 3 AA26 30005S TRANS FLYBACK FSV 14A004 S 14 125V 3 AA26 50001B TRANS HORIZ DRIVE 7 1mH 102uH 3 AA27 30001K COIL LINEARLITY 230uH DR1215 PI0 5 14 3 AA27 40001M COIL HORIZ WIDTH 180 480uH SB 5S6202 6 3 AA29 30001C FILTER LINE NOISE 39mH 1 0A 3 AA39 20010B LEAD CONNECTOR ASS...

Page 66: ... TP 3 7 3 2008 001015 R FUSIBLE S 1 5ohm 5 2W AF TP 3 9x10mm 3 2201 000723 C CERAMIC DISC 4 7nF 20 3KV Y5U TP 16x5 3 2301 000213 C FILM PEF 220nF 5 250V TP 21 5x11 7 5 3 2401 000430 C AL 10uF 20 250V GP TP 10x16mm 5m 3 2401 001232 C AL 4 7uF 20 250V GP TP 10x12 5 5 3 3704 000103 SOCKET CRT 10P 22 5 14 3 SN ISMS01S BK 3 3711 002648 CONNECTOR HEADER BOX 9P 1R 2 5mm STRAIGH 3 3812 000219 WIRE NO SHEA...

Page 67: ...4 POWER CORD 1 AA96 20016D POWER CORD BS1363 H03VVH2 F H C30 TUNER F S 1 AA40 10006M TUNER F S TECC2949PG29A S PAL B G TR 18 ASSY CABINET FRONT 1 AA91 00610H ASSY CABINET FRONT HIPS HB DG 703P CABINET BACK 1 AA64 01712A CABINET BACK 14B5 HIPS V2 GRAY DOOR HOUSING 1 AA64 01147F DOOR HOUSING ABS HB I B TI14B COMBI TV VCR ENG RPM895 1 AA68 00897A I B TI14B COMBI TV VCR ENG RPM895 REMOCON 1 AA59 00126...

Page 68: ...Check D801 804 F801 Q801 No Is Q801 Pin 3 19 22V Check IC801 Check Replace T801 No Yes No Yes Check Voltage of 5V 6V 8V 13V power line Check whether each power line is short or open No No Yes Is IC901 Pin 64 Voltage 5V Check H V SYNC on IC901 Pins 1 2 Check Replace IC901 Check IC901 Pin 3 is High when power is On Check Replace IC902 Check the voltage of TU001 Yes Yes No No Yes ...

Page 69: ... IC901 64 No Check IC901 23 24 Check after Bus Line Open Yes Yes Yes Yes Check IC804 No Check another I2C Bus Line Yes No No Retouch CN102 or Replace CN102 Check IC801 Check Q801 Check D801 D805 Check Replace D801 D805 Replace Replace Yes No No No Check IC901 28 31 Replace IC901 No ...

Page 70: ...ctronics 6 3 Check IC901 23 24 Check D834 H and IC807 Yes Yes No Check Another I2C bus line Check IC201 12 37 Check Q401 Q402 Replace Replace Replace No No Check After bus line open No Replace No Yes No Check IC201 40 41 R416 R408 R409 D401 D402 Yes Yes ...

Page 71: ...yback 3 See Audio Block Diagram 6 6 RF Weak Signal Playback AV Mode OK 1 Check Tuner TU01S B Check 9V IC807 33V DZ803 Check 5V IC902S 2 Pre AMP HC001S B Check 9V IC807 6 7 Recording Defect 1 CN101 Check Retouch 2 2nd Tuner TU02S B Check 33V DZ803 5V IC808 3 2nd If Check 9V IC806 Video out Audio out 4 Video Defect IC701 Check 5 Audio Defect IC701 Check 6 Standby Recording Defect IC901S 5 Line Check...

Page 72: ...IC201S 41 3 Check the R Y B Y Line IC201S 29 32 4 Check crystal X202 4 43361MHz 6 9 No Vertical SCAN 1 Check R410 D404 2 Check IC301 7 3 Check IC201S 46 47 Line 4 Check DY Connector 6 10 Horizontal Size 1 Check C402 C403 L401 L404 6 11 On Screen Display Missing 1 Check IC901S 2 D905 Q901 DZ901 2 Check IC901S 37 R949 IC903 ...

Page 73: ...sm Operation PB Video See PB Audio Audio Missing in Play Mode No Yes See Video Missing In EE Mode No See Regulator Inoperative No No See Mechanism Does Not Operate in Play Mode See Video Missing in Play Mode Insert a Cassette Tape Recorded by Another VCR and Press Play Button Yes Does Not Operate or Operates but Stops Soon ...

Page 74: ...ICM601 77 76 Low Check Tape Load ICM601 38 HIGH ICM601 39 LOW No Moter B ICM602 2 10 No Motor B Line Replace ICM601 Replace ICM602 Cylinder Rotation No See Cylinder Does Not Rotate High Yes Yes Prog SW State ICM601 63 64 65 No Deck Loading Motor Mechanism S T Reel ICM601 99 98 DC PTM601 PTM602 Supply Take Up Reel Sensor PTM601 PTM602 Yes Mechanism Does Not Operate In Play Mode Place VCR Power On L...

Page 75: ...ee Audio Mising in Record Mode D REC H ICM601 66 Low Check ICM601 Rec SW Logic ICM601 No Change Tape Replace Replace SWM602 REC Video No See Video Missing in Record Mode High Yes Load VCR With a Blank Tape and Press Record Button Yes Yes Play Operation No See Play Mode Inoperative Yes ...

Page 76: ...5 Fast Forward Mode Inoperative Check Mechanism Mechanism State ICM601 63 64 65 STOP See Mechanism Does Not Operate In Play Mode Capstan Motor Rotation STOP See Capstan Does Not Rotate F FWD Rotate Load VCR With a Tape and Press F Fwd Button Yes ...

Page 77: ...Mode Inoperative Check Mechanism Mechanism State ICM601 63 64 65 STOP See Mechanism Does Not Operate In Play Mode Capstan Motor Rotation STOP See ICM601 25 Rew Rotate Press Rewind Button Yes Load VCR With a Tape No See Fast Forward Mode Inoperative Rotate ...

Page 78: ...de Inoperative Replace ICM601 Capstan Speed Replace ICM601 Noise Bar Locking Serach Speed Yes Press REV Search Button Yes Play Operation No See Play Mode Inoperative Yes No Rec SW Logic ICM601 No Change Tape Replace Check Mechanism Play Speed Capstan Motor Yes ...

Page 79: ...hanism Does Not Operate Press Eject Button Tape Loading Yes Turn the VCR Power On and Insert a Tape No Check LM B Line No No Check Start End Sensor ICM601 Yes ICM601 37 Check Control Pulse ICM601 76 77 No Replace ICM602 Yes ICM602 15 LOW ICM602 13 HIGH Check ICM601 No ...

Page 80: ...oting Samsung Electronics 6 13 6 19 No Servo Lock Play No Check A C Head No Check Start End Sensor ICM601 Yes CTL Pluse ICM601 4 C FG ICM601 93 Yes Replace ICM601 Yes Check CTL Pulse AC Level SP LP Over 2Vp p No ...

Page 81: ...o Check 6V at AL6V Line of Power Supply No Check 12V at AL15V Line of Power Supply Yes AL 5V CNM603 8 9V CNM603 5 Place the VCR In Play Mode Yes No Check C M CTL RM607 RM604 No Check I LIMIT RM618 Yes 2 5V CNM603 4 CNM603 3 2 5V Check Capstan Motor Yes No Check ICM601 Yes ...

Page 82: ...Drum Does Not Rotate No Check 12V at AL15V of Power Supply Check 12V ICM602 9 21 Place the VCR In Play Mode Yes No Replace XTM601 CM609 CM610 Faster Check D FG D PG ICM601 96 97Square Wave Slower 8 MHz XTM601 CYL Speed Check Cylinder Motor Yes Yes ...

Page 83: ...ng In Play Mode Replace ICM301 Check ICM301 18 Yes Place VCR Play Mode No Check QM302 No Yes Video ICM301 20 Video FM In ICM301 17 No Check Video Out Line Yes Video ICM301 29 Video EE Mode Operation No See Video Missing In EE Mode Yes Yes Check Video Head No ...

Page 84: ...ectronics 6 17 6 23 Video Missing In Record Mode No Replace ICM301 Check Video Head Place VCR Record Mode Yes FM Video ICM301 18 FM Video ICM301 21 Yes Video EE Mode Operation No TV Switching Circuit Check Yes Yes No Check RM313 ...

Page 85: ...sung Electronics 6 24 Color Missing In Play Mode FM ENV ICM301 61 Yes Color ICM301 71 S W 25Hz ICM301 11 No Check ICM601 No No See Video Missing In Play Mode Replace ICM301 Yes Check XTM302 4 43MHz Yes No Change XTM302 Yes No ...

Page 86: ...nics 6 19 6 25 Color Missing In Record Mode VIdeo In Record Mode Yes Color ICM301 61 Check XTM301 4 43MHz No Replace XTM301 No No TV Switching Circuit Check Replace ICM301 Yes Yes Yes FM Signal ICM301 71 Replace ICM301 No Check CM351 ...

Page 87: ... DATA No Check ICM301 pin 1 PB Audio Signal Small Signal Check PC 5V Line Yes Yes Yes Yes Yes No Check VCR MICOM ICM601 pin27 28 No Check A C Head and PB EQ Block AUDIO HEAD AZIMUTH No Check CM301 Check ICM301 pin100 PB audio signal Small Signal No Replace ICM301 Check ICM301 pin96 PB Audio Signal No No Check RM510 RM511 CM528 Check ICM501 pin54 PB Audio signal Yes Check ICM501 pin56 58 out put Au...

Page 88: ...PC 5V Line No No Replace ICM301 Check ICM301 pin7 REC audio signal Check ICM501 53pin MONO out No Check ICM501 Hi Fi PART Yes Place VCR in REC Mode Replace CNM302 Yes No Check TV part NICAM Block ICM02 Check CNM302 Pin5 No Check A C Head Assembly Yes Check FLM501 Pin5 REC bias signal Check CM370 RM357 RM358 CM371 CM373 CM372 QM312 RM359 ...

Page 89: ...IN 5V 24PIN GND RM501 RM502 CYLINDER ASSY CHECK ICM501 31 32PIN CLOCK DATA ICM601 27 28PIN CLOCK DATA PLACE VCR IN PLAY MODE Yes HI FI DET ICM501 17PIN PB FM ICM501 18PIN Yes No REPLACE ICM501 No Yes Yes OUT PUT SIGNAL ICM501 56 58PIN CHECK SIGNAL ICM501 4 46PIN Check TV NICAM PART Sound Block Yes Yes CHECK ICM501 8PIN A MUTE ...

Page 90: ...29 Audio Missing In Rec Mode Hi Fi No No CHECK ICM501 31 32 CLOCK DATA 14 20 30 36 51 5V 60 9V Yes CHECK INPUT SIGNAL ICM501 52 61 PIN REC FM ICM501 18PIN Yes Yes Check CYLINDER ASSY REPLACE ICM501 CHECK TV NICAM PART ICM02 PLACE VCR IN REC MODE ...

Page 91: ...Troubleshooting 6 24 Samsung Electronics MEMO ...

Page 92: ...Schematic Diagrams 11 1 Samsung Electronics 11 Schematic Diagrams 11 1 VCR 1 4 ...

Page 93: ...Schematic Diagrams 11 2 Samsung Electronics 11 2 VCR 2 4 TP01 TP05 TP06 TP02 TP04 TP03 TP01 TP02 TP03 TP04 TP05 TP06 ...

Page 94: ...Schematic Diagrams 11 3 Samsung Electronics 11 3 VCR 3 4 TP01 TP02 TP03 TP04 TP05 ...

Page 95: ...Schematic Diagrams 11 4 Samsung Electronics 11 4 VCR POWER BLOCK ...

Page 96: ...Schematic Diagrams 11 5 Samsung Electronics 11 5 TV MAIN 1 4 Power Line Signal Line ...

Page 97: ...Schematic Diagrams 11 6 Samsung Electronics 11 6 TV MAIN 2 4 TP2 TP1 TP3 TP6 TP4 TP5 Power Line Signal Line TP01 TP02 TP03 TP04 TP05 TP06 ...

Page 98: ...Schematic Diagrams 11 7 Samsung Electronics 11 7 TV MAIN 3 4 TP1 TP2 TP3 TP4 TP5 TP6 TP 8 TP 7 Power Line Signal Line TP02 TP01 TP04 TP03 TP06 TP05 TP07 TP07 ...

Page 99: ...Schematic Diagrams 11 8 Samsung Electronics 11 8 TV MAIN 4 4 Power Line Signal Line ...

Page 100: ...Schematic Diagrams 11 9 Samsung Electronics 11 9 TUNER IF NICAM STEREO Power Line Signal Line ...

Page 101: ...Schematic Diagrams 11 10 Samsung Electronics 11 10 2 nd IF STEREO Power Line Signal Line ...

Page 102: ...Schematic Diagrams 11 11 Samsung Electronics 11 13 2 nd IF PAL SECAM B G D K I OPTION MONO 11 11 IF MONO 11 12 CRT TP1 TP2 TP3 Power Line Signal Line TP01 TP02 TP03 ...

Page 103: ...Schematic Diagrams 11 12 Samsung Electronics 11 16 FRONT A V MONO 11 14 MASTER 11 15 CONTROL 11 17 FRONT A V STEREO Power Line Signal Line 14 15 All Model 20 21 PFC Not Applied 20 21 PFC Applied ...

Page 104: ... 0 12 0 0 0 13 0 0 0 14 5 5 5 15 3 5 3 5 3 5 16 4 5 4 5 4 5 17 0 0 0 18 4 5 4 5 4 5 19 3 5 3 5 3 5 20 5 5 5 21 0 0 0 22 0 0 0 23 5 5 0 24 5 5 0 25 5 5 0 26 0 0 0 27 5 5 5 28 5 5 5 29 5 5 0 30 0 0 0 31 0 0 0 32 5 5 5 33 0 0 0 PLAY REC STOP 34 0 0 0 35 0 0 0 36 0 0 0 37 0 0 0 38 5 5 5 39 5 5 5 40 0 0 0 41 5 5 5 42 5 5 5 43 5 5 5 44 5 5 5 45 0 0 0 46 0 0 0 47 0 0 0 48 5 5 5 49 5 5 5 50 5 5 5 51 5 5 5...

Page 105: ...CVBS1 1 3 60 S L CTL 25 BLACK 0 48 61 62 SCL TV CS 2 3 26 IREF 1 3 63 64 SDA 2 2 OSD G Q801 KA3S0680RF PIN NO PIN NAME STAND BY POWER ON 1 DAR IN 299 290 2 GND 3 VCC 19 5 20 3 4 VFB 0 2 1 3 5 SYNC 0 8 6 7 Units Volts IC801 PC123Y Units Volts PIN NO STAND BY POWER 1 16 5 16 7 2 15 4 15 7 3 GND GND 4 0 2 1 3 IC501 TDA6107Q Units Volts PIN NO PIN NAME VOLTAGES V 1 B IN 2 4 2 R IN 2 4 3 G IN 2 5 4 GND...

Page 106: ...PUT 3 9 14 GND 15 AUDIO OUT 3 0 16 SECAM DECOUPLING 17 EXT CVBS INPUT 3 3 18 BLACK CURRENT INPUT 5 0 19 BLUE OUTPUT 3 0 20 GREEN OUTPUT 3 2 21 RED OUTPUT 3 2 22 V GUARD INP BEAM CUR LIMITTER 2 0 23 RED INPUT 3 4 24 GREEN INTPUT 3 4 25 BLUE INTPUT 3 4 26 RGB INSERTION SWITCH INP 0 1 27 LUMINANCE INPUT 2 6 28 LUMINANCE OUTPUT 2 6 29 B Y OUTPUT 30 R Y OUTPUT PI N NO P I N NA M E V O L T AG E S V 31 B...

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Samsung TX20C53X/XET, Service Manual

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