Samsung CFTD2083TX/SMS Service Manual
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Samsung CFTD2083TX/SMS, Exploded View & Parts List 6-2 Samsung Electronics 6-2 DVD Deck Assembly H108 H106 S.N.A. H105 H107 H102 H211 H203 H241 H212 905 H104 H250 H103 H207 H208 S.N.A. H202 H210 H204 H205 H209 H206 901 900 904 906 903 Loc. No Parts No. Description ; Specification Remark 900 6003-001157 SCREW-TAPTITE;PWH,+,B,M2,L6,ZPC(YEL),SWR 901 6001-001522 SCREW-MACHINE;FH,+,M2.6,L7,ZPC(YEL),SWRC 903 6009-001245 SCREW-SPECIAL;SWRCH18A,NYLOCK,SOCKET,HEX 904 6001-001466 SCREW-MACHINE;BH,+,M2,L6,ZPC(BLK),SWRCH1 905 6001-001257 SCREW-MACHINE;PWH,+,M1.7,L3,ZPC(YEL),SWR 906 AH60-00010A
NO 1 2 3 4 5 6 7 8 9 OSD VIDEO MUTE ZOOM AUTO POWER AUDIO MUTE LANGUAGE V REFRESH BLUE SCREEN V-CHIP ANTENNA S-VIDEO VCR HEAD OFF HIFI ON/OFF HIFI/4HD/2HD Range ON/OFF NORMAL,NOR/ZOOM,NOR/ZOOM/16:9 ON/OFF ON/OFF English/Espanol/Franch ON/OFF ON/OFF ON/OFF IRC/AFN Adjust ON NOR/ZOOM/16:9 ON ON English ON ON ON IRC 10
Samsung CFTD2083TX/SMS, Disassembly and Reassembly 3-6 Samsung Electronics 3-2-2Bottom View Œ ´ˇ ¨ ˆ Ø ∏ ” ’ ˝ Fig. 3-3 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
Samsung CFTD2083TX/SMS, Troubleshooting Samsung Electronics 5-25 No Search Operation MIRR, SIC1-157 output is normal? Actual velocity occurs at SIC1-34 terminal? Actual velocity occurs at SIC3-32, 33 terminal? Check RIC1 peripheral circuit. RFAGCO, RIC1-72 output level is normal? Check SIC1 peripheral circuit. Check SIC3 peripheral circuit. No No No No Yes TE occurs in search range? Focus On? Yes Yes Yes A See "Fine Seek Check" No Yes Check pick-up. No FINE SEEK Check FINE SEEK MIRR signal (RIC1-65) is missing? TZCO signal (SIC1-24) is occurs? Track incomming is delayed? TE is within 2V and 3V?
Alignment and Adjustments (Electrical) Samsung Electronics 4-5 4-3-4 FOCUS Adjustment 1. Input a CROSS hatch signal. 2. Adjust the tuning Focus VR for the clearest picture. 3. Adjust the FOCUS control for well defined scanning lines in the center area of the screen. 4-3-5 Screen Adjustment 1. Turn to the White Signal. 2. Adjust the VR screen for a normal picture is (no blooming or flyback
Samsung CFTD2083TX/SMS, Precautions 1-6 Samsung Electronics 1-5 Pick-up disassembly and reassembly 1-5-1 Disassembly 1) Remove the power code. 2) Disassemble the Deck-Assy. 3) Make solder land 2 points short on Pich-up. (See Fig. 1-3) 4) Disassembly the Pick-up. 1-5-2 Assembly 1) Replace the Pick-up. 2) Remove the soldering 2 points on Pick-up. 3) Reassemble the Deck-Assy. SOLDER LAND 2 POINTS SHORT PICK-UP ASS'Y Note : If the assembly and disassembly are not done in correct sequence, the Pick-up may be damaged. Fig. 1-3
Samsung CFTD2083TX/SMS, Troubleshooting Samsung Electronics 5-15 5-21 “Reverse Direction Search Screen “Doesn’t Operateß Normal Searching Speed Set to the reverse direction search screen mode Check the speed of capstan motor Replace ICM601 Playback Speed Check the deck Abnormal Check the PLAYBACK operation Refer to "PLAYBACK Doesn't Operate Abnormal Normal Search towards right Abnormal Check the C-FG input of ICM601 Pin 93 Normal Normal Check ICM601 Pin 25 and CAP F/R Check for noise bar Check the capstan motor Check/Replace ICM601 Abnormal Check th
Samsung CFTD2083TX/SMS, 3 RD644 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD646 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD647 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD648 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD649 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD650 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD651 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD653 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD655 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD657 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD664 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD665 2001-000290 R-CARBON;10KOHM,5%,1/8W,AA,TP, 3 RD666 2001-000290 R-CARBON;10KOH
Samsung CFTD2083TX/SMS, Alignment and Adjustments (Electrical) 4-2 Samsung Electronics OSD CAP SBT SCT SCR STT BLR BLG RG GG BG PWL SC VSL VA NVS Initial 10 4 15 13 2 32 32 32 32 32 12 12 24 15 32 Adjust Fix Fix Fix Fix Fix Range 0-23 0-23 0-13 0-13 0-63 0-63 0-63 0-63 0-63 0-15 0-63 0-63 0-63 0-63 Function CAPTION Position Sub Brigh Sub Contrast Sub Color Sub Tint Low Light R Low Light G High Light R High Light G High Light B Peak white level S-Correction Vertical Slope Vertical Amplitude Vertical shift Adjust Fix Fix Fix Fix Fix
Samsung CFTD2083TX/SMS, Disassembly and Reassembly 3-8 Samsung Electronics 3-3-4 Lever FL Arm Ass’y Removal 1) Push the hole “A” in the direction of arrow “B” use the pin.(about Dia. 2.5) 2) Pull out the Lever FLArm Ass'y Œ from the Boss of Main Base. 3) Remove the Lever FLArm Ass'y Œ in the direction of arrow “C”. Œ GEAR FL CAM GEAR WORM WHEEL POST TIMING POINT Fig. 3-7 Gear FL Cam, Gear Worm 3-3-3 Slider FL Drive, Gear FL Cam Removal 1) Pull the Slider FL Drive Œ to the front direc - tion. 2) Remove the Slider FL Drive Œ in the direction of arrow. (Refer to Fig. 3-6) 3) Remove the Gear FL cam ´. Note : When reinstalling be sure to reassemble Slider FL drive Œ
Samsung CFTD2083TX/SMS, Disassembly and Reassembly Samsung Electronics 3-27 3-7-3 Housing Ass’y Removal (1) Remove Belt . (2) Push the Hook in the direction arrow “A” and lift up Pulley Gear . (3) Push the Slider Housing in the direction arrow “B” and lift up the Gear Tray . (4) Lift up the Slider Housing . (5) Remove the soldering of 2 points (Red, Black). (6) Remove 2 Screws and lift dowm the Motor Load Assy . (7) Push the 3 Hooks bottom side in the direction arrow “C” and lift up the Housing PCB . (8) Push the Hooks and remove
Troubleshooting 5-26 Samsung Electronics Abnormal rotation of disc motor Input of RF signal is normal? (SIC1-15) SPD output is normal? (SIC1-35) After resoldering SIC1. SIC3-2 output (FG) is normal? SIC3-10 signal MON is "H" ? Check or replace disc motor. Check SIC1, MIC1. Check SIC3 soldering and power. Check path to RIC1 and SIC1. Check RIC1 soldering and po
Samsung CFTD2083TX/SMS, Troubleshooting 5-2 Samsung Electronics 5-2 No Power (No Picture) Yes Yes Q810-E Output Voltage 8V? FBT Output line Voltage? H-Drive Out? Check/Replace Q810, DZ805 No No Check (IC902) No Check/Replace Q401, Q402, D414 (CN401 #6) 5-3 E/W Correction Not E/W Out check? (CN401 #5) No Check Q403 Drain Pin E/W wave output? No Yes Check/Replace IC902 Q403, R413,L405 Check/Replace
Samsung CFTD2083TX/SMS, Troubleshooting 5-14 Samsung Electronics 5-20 “Forward Direction Search Searching Speed Normal Check the speed of capstan motor Check if the noise bar is fixed Check the capstan motor Check/Replace ICM601 Abnormal Check the B + Capstan Motor Playback Speed Set to right direction search screen mode Normal Check the PLAYBACK operation Refer to "PLAYBACK Doesn't Operate Abnormal Normal Check the C-FG input of ICM601 Pin 93 Check the Deck Normal Check the control pulse of ICM601 Pin 88,89 Readjust the height of A/C head Abnormal Normal Normal Normal Replace ICM601 Normal
Samsung CFTD2083TX/SMS, Troubleshooting 5-18 Samsung Electronics (Slow) Check the rotation speed of cylinder Check the cylinder motor Abnormal (Fast/Slow) Insert a tape and set to the PLAYBCAK mode Normal Check the head SW pulse at ICM601 Pin 24 Check the DPG at ICM603 Pin 7 Abnormal Check the PWM at ICM601 Pin 9 Check the voltage of ICM601 B+ Normal Check DFG at ICM603 Pin 8 Replace the ICM603 Abnormal Normal Check the voltage of ICM603 Pin9,21 (B 3V) Check the motor B + line Abnormal Check XTM601 (8MHz) Normal Normal 5-24 Cylinder Doesn’t Rotate
Samsung CFTD2083TX/SMS, Alignment and Adjustments (Electrical) 4-8 Samsung Electronics 4-3-8 Center Convergence Adjustment 1. Warm up the receiver for at least 20 minutes. 2. Adjust the two tabs of the 4 pole magnets to change the angle between them. Superimpose the red and blue vertical lines in the center area of the screen. 3. Adjust the Brightness and Contrast controls for a well defined picture. 4. Adjust the two-tab pairs of the 4 pole magnets, and change the angle between them. Superimpose the red and the blue vertical lines in the center area o
Samsung CFTD2083TX/SMS, Alignment and Adjustments (Electrical) Samsung Electronics 4-7 4-3-8 White Balance Adjustment 4-4-7 (A) HIGH-LIGHT ADJUSTMENT 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. 4-4-7 (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 31m/m Vertical Green Belt Fig. 5 -1 Convergence Magnet Assembly Fig. 5-2 Center Convergence Adjustment
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