Samsung TB14A53X/RAD Service Manual
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Samsung TB14A53X/RAD Service Manual

Television video cassette recorder
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Television Video Cassette Recorder
Television Video Cassette Recorder
Chassis :
C15C ( VER.1, TS-10 )
Model :
TB14A53X/RAD
1.
2.
3.
4.
Alignment and Adjustment (Mechanical)
5.
Alignment and Adjustment (Electrical)
6.
7.
8.
9.
10.
11.
CONTENTS

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Summary of Contents for Samsung TB14A53X/RAD

  • Page 1: Table Of Contents

    Television Video Cassette Recorder Chassis : C15C ( VER.1, TS-10 ) Model : TB14A53X/RAD 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...

  • Page 2: Precautions

    The current measured should the X–ray Protection Specifications Label, and not exceed 0.5 milliamp. Reverse the power- the Product Safety and X-ray Warning Note on plug prongs in the AC outlet and repeat the the service data schematic. test. Samsung Electronics...

  • Page 3: Specifications

    14” (368.5 x 388 x 381) 20” (488 x 477 x 488) 21” (520 x 495 x 508) Weight 14” (11.7 kg) 20” (20.4 kg) 21” (23.2 kg) Operating temperature 5°C - 40°C (41°F - 104°F) Relative humidity 10% - 75% Samsung Electronics...

  • Page 4: Disassembly And Reassembly

    Disassembly and Reassembly 3. Disassembly and Reassembly 3-1 Disassembly 3-1-1 Back Cover Removal 1. Remove the screws located on the side of the back cover. Samsung Electronics...
  • Page 5 4-1-1 Top View 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 Samsung Electronics...

  • Page 6: Troubleshooting

    Is Q801 Pin 3 Pin 64 Voltage 5V? 19~22V? Check IC801 Check/Replace T801. 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. Samsung Electronics...

  • Page 7: Exploded View And Parts List

    Exploded View & Parts List 7. Exploded View & Parts List 7-1 TB14A53X/RAD Code No Description;Specification Q’ty Remark AA91-00184D ASSY CABINET FRONT;-,14A5 MASTER,BK708P AA64-31339P CABINET FRONT;14A5,C5,BK708P HITRON EL,H AA64-70127F BADGE-BRAND;AL,SAMSUNG,SILVER,L40,R800,N AA96-00149A ASSY-SPEAKER;-,-,16 OHM,2.5W,3001-001015 AA95-00630B ASSY-PCB,A/V;-,14/20/21,C15C,PAL,-,MO 6003-000333 SCREW-TAPTITE;RH,+,2S,M3,L10,ZPC(YEL),SW AV+CF AA64-00018A WINDOW-REMOCON;-,TVN-502V,-,PC,VIOLET,-, AA64-00012A INDICATOR-LED;-,TVN-502V,-,PC,-,CLEAR,-...

  • Page 8: Electrical Parts List

    Description ; Specification Remark ASSY PCB MAIN(OPT) ..4 C101 2401-000030 C-AL;22uF,20%,25V,GP,TP,5x11,5 ..4 C102 2202-000127 C-CERAMIC,MLC-AXIAL;10nF,+80-20%,25V,Y5V ..4 C107 2202-000807 C-CERAMIC,MLC-AXIAL;22nF,+80-20%,25V,Y5V AA94-02669C ASSY PCB MAIN(OPT);TB14A53X/RAD,C15C,NEW ..4 C108 2401-000962 C-AL;22uF,20%,50V,GP,TP,5x11,5 ..4 C109 2202-000632 C-CERAMIC,MLC-AXIAL;100nF,20%,50V,Z5U,TP ..2 C237 2401-001840 C-AL;100uF,20%,16V,GP,TP,6.3x11,5 ..4 C112 2305-000196 C-FILM,MPEF;150nF,5%,63V,TP,-,5mm ..2 C807 2401-002241 C-AL;220uF,+30-10%,400V,GP,ST,30x40...

  • Page 9: Block Diagram

    2 and 15 (PH high output of micom’s pin 6), and then to IC201S pin 17, where it outputs as RGB. 9-1-1(D) SYNCHRONOUS RECORDING: The viewer sees the signal from the 1st tuner , while the signal from the second tuner is recorded. Audio processing for the French system type is shown in the table. Samsung Electronics...

  • Page 10: Wiring Diagram

    Wiring Diagram 10. Wiring Diagram 10-1 C15C Wiring Diagram Samsung Electronics 10-1...

  • Page 11: Schematic Diagrams

    Schematic Diagrams 11. Schematic Diagrams 11-1 VCR (SECAM BLOCK) : Power Line : Signal Line Samsung Electronics 11-1...
  • Page 12 Schematic Diagrams 11-2 VCR (SYSTEM BLOCK) 11-2 Samsung Electronics...
  • Page 13 Schematic Diagrams 11-3 VCR (A/V BLOCK) Samsung Electronics 11-3...
  • Page 14 Schematic Diagrams 11-4 VCR (POWER BLOCK) : Power Line : Signal Line 11-4 Samsung Electronics...
  • Page 15 Schematic Diagrams 11-5 TV MAIN (1/4) : Power Line : Signal Line Samsung Electronics 11-5...
  • Page 16 Schematic Diagrams 11-6 TV MAIN (2/4) : Power Line : Signal Line 11-6 Samsung Electronics...
  • Page 17 Schematic Diagrams 11-7 TV MAIN (3/4) TP 8 TP 7 TP12 TP11 : Power Line : Signal Line Samsung Electronics 11-7...
  • Page 18 Schematic Diagrams 11-8 TV MAIN (4/4) : Power Line : Signal Line 11-8 Samsung Electronics...
  • Page 19 Schematic Diagrams 11-9 TUNER-IF NICAM(STEREO) : Power Line : Signal Line Samsung Electronics 11-9...
  • Page 20 Schematic Diagrams 11-10 2’nd IF(STEREO) : Power Line : Signal Line 11-10 Samsung Electronics...
  • Page 21 Schematic Diagrams 11-11 IF (MONO) 11-12 CRT 11-13 2'nd IF PAL/SECAM-B/G, D/K, I OPTION (MONO) : Power Line : Signal Line Samsung Electronics 11-11...
  • Page 22 Schematic Diagrams 11-15 CONTROL 11-14 MASTER 11-16 FRONT-A/V (MONO) 11-17 FRONT-A/V (STEREO) : Power Line : Signal Line 11-12 Samsung Electronics...
  • Page 23 Schematic Diagrams 11-18 Voltages (VTR) ICM301 ICM901 ICM602 PLAY STOP PLAY STOP PLAY STOP ICM601 PLAY REC STOP PLAY REC STOP PLAY STOP PLAY STOP PLAY STOP 12.5 12.5 12.5 12.5 Samsung Electronics 11-13...
  • Page 24 TV SI G-OUT 90~115 CVBS0 TV SO R-OUT 93~118 CVBS1 TV CS B-OUT 97~119 BLACK 0.48 61~62 63~64 IREF IC301 TDA8356 Units : Volts PIN NO PIN NAME VOL T AGES(V ) VD-INPUT VD+INPUT 16.9 OUTPUT 41.5 11-14 Samsung Electronics...
  • Page 25 V-GUARD INP / BEAM CUR.LIMITTER REFERENCE CURRENT INPUT RED INPUT AGC DECOUPLING CAPACITOR GREEN INTPUT TUNER AGC INPUT BLUE INTPUT AUDIO DEEMPHASSIS RGB INSERTION SWITCH INP DECOUPLING SOUND DEMODULATOR LUMINANCE INPUT LUMINANCE OUTPUT B-Y OUTPUT R-Y OUTPUT Samsung Electronics 11-15...
  • Page 26 Wiring Diagram 10-2 C15C Wiring Diagram 10-2 Samsung Electronics...
  • Page 27 FRA H FRA H PAL/SEC FRANCE-L FRANCE-L' a C. SYSTEM : PAL/SEC ARE AUTO mode, and France is SECAM mode. 23,24 SDA,SCL Extra control signals are all controlled by the I C bus. Select INT/EXT FRENCH system modulation Samsung Electronics...
  • Page 28 6.4 ~ 7.2V : In AV-AM Mode, connect pin 7 to B and pin 9 to A. :EXT More than 7.3V : In AV-FM Mode, connect pin 7 to B and pin 9 to C. 53,54 SDA, SCL Port BG/I L AUTO DK/L Samsung Electronics...
  • Page 29 9-4 C15C Audio Block Diagram (Only Stereo) OPTION EXT- L EXT- R 7297 1 Tuner Nicam Module INT- L MSP 3410 IC601 INT- R IC602 MICOM Decoder 2Tuner REC - L EXT- L Module IF Module EXT- R Deck REC - R TDA9874 Samsung Electronics...
  • Page 30 3711-002648 CONNECTOR-HEADER;BOX,9P,1R,2.5mm,STRAIGH ..4 L101 2701-000202 INDUCTOR-AXIAL;560nH,10%,2.5x3.4mm ..4 CN702 3711-002644 CONNECTOR-HEADER;BOX,5P,1R,2.5mm,STRAIGH ..4 L108 2701-000177 INDUCTOR-AXIAL;33uH,10%,2.5x3.4mm ..4 CR401S 2201-002028 C-CERAMIC,DISC;0.47nF,10%,2kV,Y5P,TP,7.5 ..4 L201 2701-000184 INDUCTOR-AXIAL;4.7uH,10%,2.5x3.4mm ..4 CW901 2503-000156 C-NETWORK;100pFx4,20%,50V ..4 L202 2701-000146 INDUCTOR-AXIAL;2.2uH,10%,2.5x3.4mm ..4 D102 0401-000005 DIODE-SWITCHING;1N4148,100V,200mA,DO-35, ..4 L205 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm Samsung Electronics...
  • Page 31 ..4 R830 2001-000302 R-CARBON;10OHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 R248 2001-001352 R-CARBON;62OHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 R831 2003-000654 R-METAL OXIDE(S);33Kohm,5%,2W,AA,TP,4.3x ..4 R249 2001-000832 R-CARBON;510OHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 R832 2001-000786 R-CARBON;47KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 R250 2001-000857 R-CARBON;560OHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 R834 2003-000664 R-METAL OXIDE(S);33ohm,5%,2W,AF,TP,4x12m ..4 R252 2001-000780 R-CARBON;470OHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 R835 2003-000639 R-METAL OXIDE(S);3.9ohm,5%,2W,AA,TP,4x12 Samsung Electronics...
  • Page 32 2202-000121 C-CERAMIC,MLC-AXIAL;100pF,10%,50V,Y5P,TP AA65-30013A CLAMP-WIRE;-,NYLON-66,V0,-,NTR,DAWH-45N S.N.A ..2 JA01 3722-001343 JACK-RCA;1P,3.4MM,NI,WHT,- AA65-30014A CLAMP-WIRE;-,NYLON-66,V0,-,NTR,DATL-450- ..2 JA02 3722-001342 JACK-RCA;1P,3.4MM,NI,YEL,- AA65-30018A CLAMP-WIRE;DONG-A,NYLON-66,-,-,-,DATL-60 S.N.A ..2 JA03 3722-000145 JACK-PHONE;1P,3.6mm,MBAG,BLK,- AA65-30109A CLAMP-FBT;-,NYLON-66,V2,-,BLK,- S.N.A ..2 LY701 2701-000116 INDUCTOR-AXIAL;10uH,10%,4.2x9.8mm ..2 LY702 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm ..2 PCB AA41-00257A PCB-MONO A/V;C15C,1L,FR-1,245x245x1.6T,3 S.N.A Samsung Electronics...
  • Page 33 AA61-00003A HOLDER-LED;-,TVN-502V,-,HB,BLK,- ...3 LDM602 AA91-60317A ASSY-GUIDE,LED;-,ABS,V0,BLK,RED LED 03,T ASSY CABINET ..4 0601-000385 LED;ROUND,RED,3mm,700nm ..4 AA61-00006A GUIDE-LED;TVCR ,ABS,-,-,-,BLK,V0 AA90-00126D ASSY CABINET;14A5 MASTER,TB14A53X/RAD ...3 PTM601 0604-001122 PHOTO-INTERRUPTER;TR,0.065%,150mW,DIP-4, ...3 PTM602 0604-001122 PHOTO-INTERRUPTER;TR,0.065%,150mW,DIP-4, ..2 AV+CF 6003-000333 SCREW-TAPTITE;RH,+,2S,M3,L10,ZPC(YEL),SW S.N.A ...3 REM601 AA59-60003V MODULE-REMOCON;-,SRV-18,38KHZ,940NM,MESH ..2 CB+CF 6002-000514 SCREW-TAPPING;RH,+,2,M4,L15,ZPC(BLK),SWR...
  • Page 34 ..4 QM305 0501-000303 TR-SMALL SIGNAL;KSA733,PNP,250mW,TO-92,T ..4 CM612 2202-000127 C-CERAMIC,MLC-AXIAL;10nF,+80-20%,25V,Y5V ..4 QM306 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T ..4 CM613 2202-000127 C-CERAMIC,MLC-AXIAL;10nF,+80-20%,25V,Y5V ..4 QM308 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T ..4 CM614 2401-001250 C-AL;4.7uF,20%,35V,GP,TP,4x5,5 ..4 QM311 0501-000303 TR-SMALL SIGNAL;KSA733,PNP,250mW,TO-92,T ..4 CM615 2202-000127 C-CERAMIC,MLC-AXIAL;10nF,+80-20%,25V,Y5V ..4 QM312 0501-000010 TR-SMALL SIGNAL;KSC1008,NPN,800mW,TO-92, Samsung Electronics...
  • Page 35 ..4 RM514 2001-000766 R-CARBON;43KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM692 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM515 2001-000947 R-CARBON;7.5KOHM,5%,1/8W,AA,TP,1.8X3.2M ..4 RM693 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM601 2001-000554 R-CARBON;270OHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM694 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM602 2001-000522 R-CARBON;22KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM696 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM603 2001-000864 R-CARBON;56KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 RM697 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP,1.8X3.2MM Samsung Electronics...
  • Page 36 ..4 VRM601 2103-000669 VR-SEMI;10Kohm,25%,1/5W,TOP ..4 XTM301 2801-000277 CRYSTAL-UNIT;4.433619MHz,8ppm,28-AAM,S,1 ..4 XTM601 2801-003750 CRYSTAL-UNIT;8MHZ,30PPM,28-AAA,22PF,80OH ..4 ZDM101 0403-001373 DIODE-ZENER;MTZJ5.1A,4.81V-5.07V,500mW,D ..4 ZDM102 0403-000720 DIODE-ZENER;MTZJ9.1B,9.1V,8.57-9.01V,500 ..4 ZDM601 0403-001211 DIODE-ZENER;MTZJ12B,11.44-12.03V,500MW,D ASSY ACCESSORY AA94-03758A ASSY ACCESSORY;TB14A53X/RAD,C15C,NEWZEAL ..2 A/R AA42-00003A ANT ROD;-,3S,720mm,ABS,UL/CSA,- AA68-00897A MANUAL USERS;-,-,ENG,ENG,W/P100(G),2,-,B AA68-00711A CARD WARRANTY;ALL,W/P100G,-,-,-,-,- S.N.A AA26-90001C TRANS-MATCHING;-,300ohm/75ohm,PAL,40-890 REMOCON AA59-00107J REMOCON;-,TM48,SPM738EE,39,L/GRAY,S/S,...
  • Page 37 G527 K330 AC66-30550A LEVER-S.BRAKE ASSY;-,POM+SUS,-,-,-,X-9 G520 G070 G060 K340 AC66-30549A LEVER-T.BRAKE ASSY;-,POM+SUS,-,-,-,X-9 K350 AC61-00106A SPRING-BRAKE;TS-10,SUS304-WPB,-,-,-,-,-, K470 AC66-00020A SLIDER-FL DRIVE;TS-10,SECC E20/20,1.0,-, K490 AC61-00120A HOLDER-FL CASS. ASS?;TS-10,-,-,-,-,- K502 AC61-60561A SPRING-FL.LEVER-LR;-,ES,SUS304 WPB,PI2.7 K530 AC66-00034A LEVER-FL ARM ASS?;TS-10,-,-,-,-,-,-,- K546 AC61-50658A GUIDE-CASS. DOOR;X-9,POM,-,NTR,-,- Samsung Electronics...
  • Page 38 B501 AC66-00022A LINK-LOADING T;TS-10,SECC E20/20,0.8,-,- B560 AC31-00010A MOTOR-CAPSTAN;-,SANKYO,-,- B570 AC60-10514A SCREW-CAPSTAN;-,PH,+,M2.6,L6,- K222 G542 AC66-60051A BELT-PULLEY;-,5CM-70,2 * 2,-,71.3,-,X-9 K200 K200 AC61-21012A HOLDER-CLUTCH ASSY;-,-,-,-,-,X-9 K221 AC66-20581A GEAR-CENTER ASSY;-,POM,M=O.5,-,HIGHT T., K225 K222 AC60-30306A WASHER-SLIT;-,-,ID2.1,OD5.0,T0.5,-,POLYS K221 K225 AC66-00006A LEVER-UP DOWN;TS-10,POM,-,-,-,-,NAT,- B478 B570 Samsung Electronics...
  • Page 39 Retouch CN102 or Replace CN102 Check IC901 #64 Check IC804 Check IC901 #23, #24 Check another I Check IC801 Bus Line. Check after Bus Replace Line Open Check Q801 Replace Check D801~D805 Check IC901 #28~31 Check/Replace D801~D805 Replace IC901 Samsung Electronics...
  • Page 40 Check IC901 #23, #24 Check Another I bus line Check After bus line open Check D834 "H" and IC807 Replace Check IC201 #12, #37 Replace Check Q401, Q402 Replace Check IC201 #40, #41, R416, R408, R409, D401, D402 Replace Samsung Electronics...
  • Page 41 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 Samsung Electronics...
  • Page 42 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) Samsung Electronics...
  • Page 43 Press Play Button Play Indication in (Regulator Inoperative) Display Mechanism (Mechanism Does Not Operation Operate in Play Mode) Does Not Operate or Operates but Stops Soon Video Missing in PB-Video Play Mode See (PB Audio) Audio Missing in Play Mode Samsung Electronics...
  • Page 44 OK but VCR Stops Soon Check CYL FG. (SW 25Hz) ICM601-93 ICM601-24 Capstan (Capstan Does Rotation Not Rotate) PTM601, PTM602, S, T Reel Supply/Take Up Reel Sensor ICM601-99,98 PTM601, PTM602 Deck Loading Motor Prog, SW State ICM601-63,64,65 Mechanism Replace ICM601 Samsung Electronics...
  • Page 45 Load VCR With a Blank Tape and Press Record Button Rec SW Logic Tape Eject Change Tape Replace ICM601 Replace SWM602 D/ REC (H) Check ICM601 ICM601-66 High (Video Missing in REC-Video Record Mode) See (Audio Mising in Record Mode) Samsung Electronics...
  • Page 46 6-15 Fast Forward Mode Inoperative Load VCR With a Tape and Press F.Fwd Button Mechanism (STOP) (Mechanism Does Not State ICM601-63, Operate In Play Mode) 64,65 (F.FWD) (STOP) Capstan Motor (Capstan Does Rotation Not Rotate) (Rotate) Check Mechanism Samsung Electronics...
  • Page 47 6-16 Rewind Mode Inoperative See (Fast Forward Mode Load VCR With Inoperative) a Tape (Rotate) Press Rewind Button Mechanism (STOP) (Mechanism Does Not State ICM601-63, Operate In Play Mode) 64,65 (Rew) (STOP) Capstan Motor See ICM601-25 Rotation (Rotate) Check Mechanism 6-10 Samsung Electronics...
  • Page 48 6-17 Rev Search Mode Inoperative See Play Mode Play Inoperative Operation Press REV Search Button Play Speed Check Mechanism Replace ICM601 Capstan Speed Serach Speed Rec SW Logic Noise Bar Locking Change Tape Replace ICM601 Capstan Motor Replace ICM601 Samsung Electronics 6-11...
  • Page 49 6-18 Cassette Loading Mechanism Does Not Operate Turn the VCR Power On and Insert a Tape Check (Control Pulse) Check Start/End Tape Loading ICM601-76,77 Sensor ICM601 Check ICM601 - 37 Press Eject Button LM B+ Line ICM602-15:LOW Replace Check ICM601 ICM602-13:HIGH ICM602 6-12 Samsung Electronics...
  • Page 50 Troubleshooting 6-19 No Servo Lock Play C-FG Check Start/End ICM601-93 Sensor ICM601 Check CTL Pluse A/C Head ICM601-4 Check CTL Pulse AC Level (SP, LP : Over 2Vp-p) Replace ICM601 Samsung Electronics 6-13...
  • Page 51 CNM603-5 Power Supply AL 5V Check 6V at AL6V CNM603-8 Line of Power Supply Place the VCR In Play Mode Check I-LIMIT. CNM603-3 2.5V RM618 2.5V Check C.M CTL/ Check CNM603-4 RM607, RM604 ICM601 Check Capstan Motor 6-14 Samsung Electronics...
  • Page 52 6-21 Drum Does Not Rotate Check 12V at AL15V Check 12V of Power Supply ICM602-9,21 Place the VCR In Play Mode Faster Check D-FG,D-PG CYL-Speed ICM601-96,97Square Wave Slower Replace (8 MHz) XTM601, CM609, CM610 XTM601 Check Cylinder Motor Samsung Electronics 6-15...
  • Page 53 6-22 Video Missing In Play Mode See (Video Missing Video EE Mode In EE Mode) Operation Place VCR Play Mode Check Video FM In Check ICM301-18 Video Head ICM301-17 Video Check ICM301-20 QM302 Video Check Video Out Line ICM301-29 Replace ICM301 6-16 Samsung Electronics...
  • Page 54 Troubleshooting 6-23 Video Missing In Record Mode Video EE Mode TV Switching Operation Circuit Check Place VCR Record Mode FM-Video Replace ICM301 ICM301-21 FM-Video Check RM313 ICM301-18 Check Video Head Samsung Electronics 6-17...
  • Page 55 Troubleshooting 6-24 Color Missing In Play Mode FM-ENV See (Video Missing ICM301-61 In Play Mode) Color Check S/W 25Hz ICM301-71 ICM601 ICM301-11 Check XTM302 : 4.43MHz Change XTM302 Replace ICM301 6-18 Samsung Electronics...
  • Page 56 Troubleshooting 6-25 Color Missing In Record Mode (VIdeo In) TV Switching Record Mode Circuit Check Check Color Replace XTM301 XTM301 : 4.43MHz ICM301-61 Replace ICM301 FM Signal Check CM351 ICM301-71 Replace ICM301 Samsung Electronics 6-19...
  • Page 57 (Small Signal) Check ICM301 Replace ICM301 pin96 : PB Audio Signal Check ICM501 pin54 Check RM510, RM511, CM528 PB Audio signal Check ICM501 pin56,58 Check ICM501 & Hi-Fi Block out put Audio Check TV NICAM PART(Sound Block) 6-20 Samsung Electronics...
  • Page 58 Check PC 5V Line ICM301 pin 75: Check Replace ICM301 ICM301 pin7 REC audio signal Check Check CM370, RM357, RM358 FLM501 Pin5 REC CM371, CM373, CM372, bias signal QM312, RM359 Check Check A/C CNM302 , Pin5 Head Assembly Replace CNM302 Samsung Electronics 6-21...
  • Page 59 RM501.RM502 & CYLINDER ASSY HI-FI DET MONO MODE ICM501-17PIN CHECK CHECK SIGNAL ICM501-31, 32PIN : CLOCK, DATA ICM501-4,46PIN ICM601-27, 28PIN : CLOCK, DATA OUT PUT SIGNAL CHECK ICM501-56, 58PIN ICM501-8PIN : A-MUTE Check TV NICAM PART REPLACE ICM501 (Sound Block) 6-22 Samsung Electronics...
  • Page 60 6-29 Audio Missing In Rec Mode (Hi-Fi) PLACE VCR IN REC MODE CHECK REC - FM ICM501- 31,32;CLOCK DATA REPLACE ICM501 ICM501-18PIN - 14,20,30,36,51;5V - 60;9V CHECK CHECK TV NICAM PART INPUT SIGNAL ICM501-52, ICM02 61 PIN Check CYLINDER ASSY Samsung Electronics 6-23...
  • Page 61 Troubleshooting MEMO 6-24 Samsung Electronics...
  • Page 62 Adjustment, Option and Reset. 3. Access the Adjustment Mode by pressing the “VOLUME” keys ( Up or Down). The adjust- ment parameters are listed in the accompany- ing table, and selected by pressing the CHAN- NEL keys ( , ). Samsung Electronics...
  • Page 63 "FACTORY" key . Even if the TV power is cut off, the Aging Mode is not cancelled. The "AGING" marking is displayed on the screen. The AGING mode is cancelled by repressing the "FACTORY" key. Samsung Electronics...
  • Page 64 Function Reset : After Factory Reset, the following items revert to their initial values. Volume Program Channel P-STD CUSTOM Auto Power Reserved Timer Recording ALL CLEAR Skip (Store/Clear) ALL CLEAR Caution : When the EEPROM is replaced, all items revert to their initial values. Samsung Electronics...
  • Page 65 2. Turn on the TV. Set the Brightness and Contrast controls to minimum (zero beam current). 3. The high voltage should not exceed 27.5KV. 4. Adjust the Brightness and contrast controls to both extremes. Ensure that the high voltage does not exceed 27.5KV under any conditions. Samsung Electronics...
  • Page 66 9. Slowly move the deflection yoke forward, and adjust for the best overall green screen. 10. Temporarily tighten the deflection yoke. 11. Produce blue and red rasters by adjusting the low-light controls. Check for good purity in each field. 12. Tighten the deflection yoke. Samsung Electronics...
  • Page 67 1. Input either a Lion Head or a “pure white” pattern. 2. Warm up the TV for 30 minutes. 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. Samsung Electronics...
  • Page 68 Connect DC Voltmeter to AFT terminal of TUNER IF-MODULE. After selecting P00, input to IF1 terminal of TU002 (38.9 MHz Using PM5518) _ 0.2V (Using FRANCE : T101, PAL/SCAM B/G,I,D/K : L102) After selecting P00, set to 2.5V + Samsung Electronics...
  • Page 69 7. Pattern Generator : PAL color bar. 100% White (100%) signal White. White (75%) signal Burst Signal (as fiat as possible) 0.7V 0.3V 0.3V Horizontal sync signal Fig. 5-4 Alignment Tape Fig. 5-6 Color bar signal of alignment tape (75% Color Bars) Samsung Electronics...
  • Page 70 Play, Rec,F-PS,Still,SLOW,F-ADV STOP1 Stop (Play position 5 Min. over) STOP 2 (MAIN Break ON MODE) FF / REW 1 High speed Rew, Low speed FF FF / REW 2 High speed FF, Low speed Rew X : DON’T CARE Samsung Electronics...
  • Page 71 HI FI C-AXIAL 2401-000598 1uF,50V CM516 C-ELEC HI FI CM517 2202-000797 C-AXIAL HI FI 2401-000603 CM518 C-ELEC 1uF,50V HI FI 332,50(P) 2301-000232 CM519 C-RADIAL HI FI 472,50V(P) CM520 2301-000445 C-RADIAL HI FI C-ELEC CM521 2401-000922 22uF,16V HI FI 5-10 Samsung Electronics...
  • Page 72 RM503 HI FI 2.7K RM504 2001-000472 HI FI RM505 2001-000508 220K HI FI RM506 2001-000281 HI FI RM507 2001-000281 HI FI RM510 2001-000660 HI FI 2001-000290 RM511 HI FI 2001-000786 RM512 HI FI RM513 2001-000786 HI FI Samsung Electronics 5-11...
  • Page 73 R E M A R K S DM712 0401-000005 1N4148 4HEAD QM318 0504-000119 KSR1004 4HEAD RM380 2001-001031 4HEAD DM715 0401-000005 1N4148 2HD LP QM303 0504-000119 KSR1004 2HD LP RM320 2001-000554 2HD LP RM626 2001-000429 2HD LP DM714 0401-000005 1N4148 MESECAM 5-12 Samsung Electronics...
  • Page 74 JUMPER SECAM 2701-000002 COIL 100uH, (AL04) LM901 SECAM 2701-000163 LM902 COIL 27uH, (AL03) SECAM LM903 2701-000158 22uH, (AL02) COIL SECAM LM904 2701-000191 COIL 47uH, (AL02) SECAM 2701-000208 LM905 COIL 6.8uH, (AL02) SECAM QM901 0501-000398 COIL SECAM KSC945-Y Samsung Electronics 5-13...
  • Page 75 RM915 2001-000539 C-RADIAL SECAM C-RADIAL RM916 2001-001015 9.1K SECAM C-ELEC 8.2K 2001-000977 RM917 SECAM 2001-000356 C-RADIAL 150K RM918 SECAM 4.7K 2001-000734 C-ELEC RM919 SECAM 2001-000539 RM920 C-AXIAL SECAM 2001-000429 RM921 C-AXIAL SECAM 120K 2001-000319 C-AXIAL RM922 SECAM 5-14 Samsung Electronics...
  • Page 76 L O C . NO C O D E -NO R E M A R K S CM330 CM369 CM385 CM388 CM607 CM608 CM646 DM716 DM717 ICM604 LM311 RM326 RM337 RM374 RM375 RM379 RM608 RM617 RM692 RM695 XTM302 XTM602 Samsung Electronics 5-15...
  • Page 77 Alignment and Adjustments (Electrical) MEMO 5-16 Samsung Electronics...
  • Page 78 ´ CYLINDER ASS’Y ˝ GEAR IDLE ˇ ACE HEAD ASS’Y Ô LEVER IDLE ¨ LEVER UNIT PINCH ASS’Y  LEVER T BRAKE ASS’Y ˆ LEVER #9 GUIDE ASS’Y Ò DISK T REEL Ø LEVER TENSION ASS’Y ∏ BAND BRAKE ASS’Y Samsung Electronics...
  • Page 79 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 Samsung Electronics...
  • Page 80 Lever FL Cassette-R ´ at disassembling and "B" reassembling. ´ LEVER FL DOOR ˇ HOOK "C" Fig. 4-4 Lever FL Door Removal RAIL [B] Œ HOLDER FL CASSETTEE ASS`Y ´ LEVER FL CASSETTEE -R "A" BOSS [A] Fig. 4-5 Holder FL Cassette Ass’y Removal Samsung Electronics...
  • Page 81 Fig. 4-8 Lever FL Arm Ass’y Removal ´ GEAR FL CAM Œ SLIDER FL DRIVE Fig. 4-6 Slider FL Drive Removal Œ GEAR FL CAM GEAR WORM WHEEL POST TIMING POINT Fig. 1-7 Gear FL Cam, Gear Worm Samsung Electronics...
  • Page 82 1) Remove the screw Œ. 1) Remove the Gear Worm wheel Œ. 2) Remove the Motor Loading Ass’y ´. ´ MOTOR LOADING ASS`Y Œ SCREW Œ GEAR WORM WHEEL Fig. 4-10 Motor Loading Ass’y Removal Fig. 4-9 Gear Worm Wheel Removal Samsung Electronics...
  • Page 83 Fig. 4-11 Bracket Gear, Gear Joint 1,2 Removal Fig. 4-13 Gear Loading Drive, Slider Cam, Lever T, S Load Ass’y Removal Œ GEAR JOINT1 ´ GEAR JOINT2 ˇ SLIDER CAM TIMING POINT 2 TIMING POINT 1 Fig. 4-12 Gear Joint 1,2 Assembly Samsung Electronics...
  • Page 84 LEVER LOAD T LEVER LOAD S Lever Tension Drive Removal TIMING POINT 2 TIMING POINT 3 PIN A PIN D PIN C PIN B ˇ SLIDER CAM Fig. 4-14 Gear Loading Drive, Slider Cam, Lever Load S, T Ass’y Assembly Samsung Electronics...
  • Page 85 ˇ SPRING BRAKE Œ SPRING TENTION LEVER STOPPER Œ LEVER S BRAKE ASS`Y "A" HOOK(C) MARK[B] HOOK(B) ´ LEVER T BRAKE ASS`Y Fig. 4-16 Lever Tension Ass’y, Band Brake Ass’y Removal Fig. 4-17 Lever Brake S, T Ass’y Removal Samsung Electronics...
  • Page 86 ´ DISK T REEL add oil in the boss of Lever Idle Œ. "A" Œ LEVER IDLE ´ GEAR IDLE "B" ´ GEAR IDLE HOOK "C" Fig. 4-19 Disk S, T Reel Removal Fig. 4-18 Gear Idle Ass’y Removal Samsung Electronics 4-10...
  • Page 87 Fig. 4-21 Lever Up Down Ass’y Removal SPRING GEAR CENTER ASS'Y GUIDE LEVER UP DOWN ASS'Y RING <GOOD> <BAD> GEAR POST HOOK Fig. 4-20 Holder Clutch Ass’y Removal MAIN BASE Fig. 4-22 Lever Up Down Ass’y Removal 4-11 Samsung Electronics...
  • Page 88 Œ GUIDE CASSETTE DOOR Œ LEVER UNIT PINCH ASS`Y HOOK [A] ´ PLATE JOINT ˇ SPRING PINCH DRIVE Fig. 4-23 Guide Cassette Door Removal Fig. 4-24 Lever Unit Pinch Ass’y, Plate Joint, Spring Pinch Drive Removal Samsung Electronics 4-12...
  • Page 89 2) After reinstalling, check the bottom side of the Post #9 Guide to the top side of Main Base. "A" Œ SPRING #9 GUIDE ´ LEVER #9 GUIDE ASS`Y "B" Fig. 4-26 FE Head Removal Fig. 4-25 Lever #9 Guide Ass’y Removal 4-13 Samsung Electronics...
  • Page 90 2) Remove the screw Œ. 3) Lift the ACE Head Ass’y ´. Œ SLIDER S ASS`Y Œ SCREW ´ SLIDER T ASS`Y ´ HEAD ACE ASS`Y Fig. 4-28 Slider S, T Ass’y Removal Fig. 4-27 ACE Head Removal Samsung Electronics 4-14...
  • Page 91 1) Release the Hook Œ. 2) Lift the Lever Head Cleaner Ass’y ´. ´ LEVER HEAD CLEANER ASS'Y Œ HOOK SLEEVE-HEAD CLEANER ˇ CYLINDER ASS'Y Fig. 4-29 Plate Ground Deck, Cylinder Ass’y Removal Fig. 4-31 Level Head Cleaner Ass’y Removal 4-15 Samsung Electronics...
  • Page 92 3) Rotate Gear Worm Œ clockwise using screw driver again up to the state of eject mode and then pick out the tape.(Refer to Fig.4-33) ˇ MOTOR CAPSTAN ASS'Y Fig. 4-32 Damper Capstan,Motor Capstan Ass’y Removal FRAME Fig. 4-33 Samsung Electronics 4-16...
  • Page 93 ∆ CAPSTAN MOTOR PULLEY BELT PULLEY ∆ HOLDER CLUTCH ASS’Y GEAR CENTER ASS’Y GEAR IDLE (2Point) LOADING MOTOR BAND BRAKE ASS’Y BRAKE T ASS’Y ∆ : Cleaning O : Check and replacement in necessary : Add Oil 4-17 Samsung Electronics...
  • Page 94 Fig. 4-4-1 Location of Tape Transport Adjustment PINCH ROLLER FE HEAD CYLINDER ASS'Y GUIDE ROLLER "S" GUIDE ROLLER "T" POST TENSION #8 GUIDE POST #9 GUIDE POST #3 GUIDE POST MAIN BASE ACE HEAD CAPSTAN SHAFT Fig. 4-4-2 Tape Travel Diagram Samsung Electronics 4-18...
  • Page 95 Fig. 4-5-1 Location of ACE Head Adjustment Screw 1) See “2. Alignment and Adjustment” for ACE Head position (X-Point) adjustment. AUDIO HEAD VIDEO HEAD 0 ~ 0 .25 mm CONTROL HEAD Fig. 4-5-2 ACE Head Height Adjustment 4-19 Samsung Electronics...
  • Page 96 ) driver to obtain a flat video RF envelope as shown in Fig. 2-8. IDEAL ENVELOPE S HEIGHT TOO HIGH T HEIGHT TOO HIGH S HEIGHT TOO LOW T HEIGHT TOO LOW GUIDE ROLLER S GUIDE ROLLER T Fig. 4-5-6 Guide Roller S, T Height Adjustment Samsung Electronics 4-20...
  • Page 97 3) Brake is operated by slider cam at FF/REW mode. 4) Transportation of accurate driving force is done by gears. (Gear Center Ass’y) Note : If the spec. does not meet the followings speci- fications, replace the holder clutch ass’y and then recheck. 4-21 Samsung Electronics...
  • Page 98 Disassembly and Reassembly 3-1-2 Main Assembly Removal 1. Release two connectors between sub PCB and Main Assembly. 2. Pull the Main Assembly backwards to remove. Samsung Electronics...
  • Page 99 Disassembly and Reassembly 3-1-3 Monitor Frame Removal 1. Remove 3 screws from the Main Assembly. Remove the dust cover. 2. Remove 4 screws from the Deck Assembly. Samsung Electronics...
  • Page 100 1. Remove 2 screws holding the upper chassis housing. 2. Remove one screw from Main PCB Assembly. Take off the deck Assembly. 2. Remove 3 screws holding the deck assembly. 3. Lift the deck assembly upward to remove. Samsung Electronics...
  • Page 101 1. Remove two (2) screws located at the rear of the top cabinet. 2. Carefully lift the back of the top cabinet and shield it to the rear to remove. 3-1-7 Top Cabinet Removal 3-1-8 Top Cabinet Removal Samsung Electronics...
  • Page 102 MEMO Samsung Electronics...
  • Page 103 14. Components, parts and wiring that appear to have overheated or that are otherwise damaged should be replaced with parts that meet the original specifications. Always determine the cause of damage or overheat- ing, and correct any potential hazards. Samsung Electronics...

  • Page 104: Servicing Precautions

    Make sure that the portion around the serviced part has not been damaged. 8. Always connect a test instrument’s ground lead to the instrument chassis ground before connecting the positive lead; always remove the instrument’s ground lead last. Samsung Electronics...
  • Page 105 4. Do not use freon-propelled chemicals. These unpackaged replacement ESDs. Motions such can generate electrical charges that damage as brushing clothes together, or lifting a foot ESDs. from a carpeted floor can generate enough static electricity to damage an ESD. Samsung Electronics...
  • Page 106 ELECTRONICS © Samsung Electronics Co., Ltd. Jun. 2001 Printed in Korea AA68-01729A...

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