DVD Television Chassis : V18B Model: TC29J6MNX/XAX DVD Television Cassette Recorder CONTENTS Precautions Specifications Disassembly and Reassembly Alignment and Adjustment (Electrical) Troubleshooting Exploded View and Parts List Electric Parts List Block Diagram Schematic Diagrams...
Adjustment, Option Bytes and Reset. non-volatile memory) when Adjustment Mode is cancelled. 3. Access the Adjustment Mode by pressing the “SELECT” keys ( ). The adjustment para- meters are listed in the accompanying table, and selected by pressing the “SELECT” keys (s,t). Samsung Electronics...
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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 is cut off, the Aging Mode is not cancelled. The “AGING” marking is displayed on the screen. The AGING mode is cancelled by epresing the “FACTORY” key. Samsung Electronics...
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Function : “9” -> Head Switch Auto Adjustment. “5” -> Env Center point Auto Adjustment. “TRK + “ -> Env max point Adjustment. “TRK - “ -> Env min point Adjustment. * Cancellation : pull out power cord. Samsung Electronics...
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2. Turn on the TV. Set the Brightness and Contrast controls to minimum (zero beam current). 3. The high voltage should not exceed 30KV. 4. Adjust the Brightness and contrast controls to both extremes. Ensure that the high voltage does not exceed 30KV under any conditions. Samsung Electronics...
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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...
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4. LO CPIN (EWLC) : 29" Only 6. TILT (TC) 5. V S CORRECTION (SC) 7. H POSITION (NHS) 8. AFC BOW (HB) 9. H SIZE(EWI) 10. AFC ANGLE (HP) 11. PIN COMP (EWP) 12. V POSITION (NVS) Samsung Electronics...
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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. Samsung Electronics...
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Superimpose the red and the blue vertical (Fig. 5-3). lines in the center area of the screen. RED/BLUE GREEN BLUE BLUE RED/BLUE GREEN 6-Pole Magnet Movement 4-Pole Magnet Movement Fig 5-3 Center Convergence Adjustment Samsung Electronics...
Is IC801S Pin 3 Output Voltage 5V? 19~22V? Check IC801S Check/Replace DZ801,DZ804, Is Q901-E DZ802,PC801S Voltage 3.3V? Check/Replace Q901, DZ901, D901 Check Q811-B is High when power is On (about 0.6~2.0v) Check/Replace IC902 Check /Replace Q810, Q812, DZ805 Samsung Electronics...
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A+13.5V Line Check Amp Mute Pin(High:#6,#7) In Power Board Check/Replace Q601&A-Mute Check Tone Control IC601 #21,#22 In Main Board Check/I Line IC902 #71, #72 Check ICM501 L,R out check and SIF Input check Check/Replace ICM501&HIFI/ TM Block Check/Replace Speaker Samsung Electronics...
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5-7 No Picture (Sound OK) Check the Brightness, Contrast and Color adjustments 2. Check: AV Picture 3. See Signal Block Diagram 5-8 No Sound (Picture OK) 1. Check the Volume adjustment level. 2. Check AV Video 3. See Signal Block Diagram Samsung Electronics...
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ICM301 (Serial Data) Pin 2, 3 Abnormal Check Serial Line & Abnormal ICM601 Abnormal Check the B 5V Check the B 5V line of ICM301 Pin 77 Normal Abnormal Check AC head Replace ICM301 line and CNM302 Samsung Electronics...
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Env ICM501 C Data) Pin 30 Abnormal Check the I C Line Abnormal ICM601 Pin 66,67 Abnormal Check the B5V/B9V Check the B5V/B9V line of ICM501 Pin25,40,58 Normal Abnormal Check Rotaly Head Replace Head Drum line and CNM301 Samsung Electronics...
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Pin 9 Normal Abnormal Check the bias signal Replace ICM301 ICM301 Pin 6 Normal Abnormal Check the REC bias Check CNM302 signal of FLM301 Pin 4, 5, 6 Normal Normal Check AC head Abnormal Check/Replace FLM301, QM304, QM302 Samsung Electronics...
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Check the FM of ICM501 Pin 29 signal of ICM501 (DM501(+)) High Pin 21 Abnormal Normal Check the ICM601 Pin 68 Abnormal Check the I C Line Check the ICM601 ICM501 Pin 42,43 Normal Check/Replace CNM301&Head Drum 5-10 Samsung Electronics...
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Refer to "Capstan Check the rotation doesn't Rotate" of capstan Normal Abnormal Check PTM602, PTM601, Check ICM601 T-Reel takeup sensor Pin 98,99 Normal Check Stop Mode Check the ICM601 Pin 34,35,36 loading motor ( PROG, SW) Normal Replace ICM601 Samsung Electronics 5-11...
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ICM601 Pin 73 the tape takeout the REC mode (REC SW) Normal Normal Check the tape Check if Abnormal the voltage of ICM601 Check ICM601 Pin 33 is high (D REC) Normal Refer to "No REC Screen" 5-12 Samsung Electronics...
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Refer to "REW Not operated" operation Normal Check Stop Refer to "Deck doesn't ICM601 Pin 34,35,36 Operated during playback" (PROG. SW) FF/REW Abnormal Check Refer to the rotation of "Capstan doesn't rotate" capstan Normal Check the Deck. Samsung Electronics 5-13...
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Abnormal Check Abnormal the control pulse Readjust the height if the noise bar is fixed of ICM601 Pin 88,89 of A/C head Normal Normal Check the B + Check/Replace ICM601 Capstan Motor Normal Check the capstan motor 5-14 Samsung Electronics...
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Replace ICM601 Check Abnormal Abnormal the control pulse Readjust the height Check for noise bar of ICM601 Pin 88,89 of A/C head Normal Normal Check the B + Check/Replace ICM601 Capstan Motor Normal Check the capstan motor Samsung Electronics 5-15...
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Check the B + terminal Abnormal Check the voltage of of loading motor ICM603 Pin 9,21 (B 12V) Normal Check of ICM603 Abnormal Replace ICM603 Pin 3 (B5V)& Pin 7,8 (DPG,FG) Normal Check ICM601 Pin 34,35,36 Normal Check/Replace the loading motor 5-16 Samsung Electronics...
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Check Abnormal Abnormal Check CNM602 the capstan PWM CTL Replace ICM601 Pin 4 (2.5V) at ICM601 Pin 10 Normal Check Abnormal Check the B+5V Line the voltage of CNM602 Pin 8 (5V) Normal Check the capstan motor Samsung Electronics 5-17...
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Insert a tape and set to the PLAYBCAK mode Check (Fast/Slow) Check the rotation speed the PWM at ICM601 of cylinder Pin 9 (Slow) Normal Check Abnormal the cylinder motor Check the voltage of ICM601 B+ Normal Check XTM601 (8MHz) 5-18 Samsung Electronics...
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Replace ICM301 Check Abnormal Check the output of video the video signal at signal at CM354 ICM301 PIn 34 Normal Check Abnormal the video output Replace ICM301 signal at ICM301 Pin 26 Normal Check IC902(UOC) neighbor circuits Samsung Electronics 5-19...
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ICM301 Pin72, Check the high voltage of ICM301 Pin 73 has the 74 has the FM video IC901 Pin 54, 55, 56 (D-REC) FM video signal signal Normal Normal Check the video Replace ICM301 head (DRUM) 5-20 Samsung Electronics...
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ICM301 Pin 52, 44, 23 ENVE Signal Normal Normal DRUM Check Check the Abnormal Check Pin 57 (Rotary) ICM301 Pin 39 has the color signal Normal Check Abnormal XTM301 ICM301-50 OSC : Replace 3.57MHz 30Hz Normal Replace ICM301 Samsung Electronics 5-21...
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ICM301 Pin 46 has Replace XTM301 (3.5795MHz 30Hz) the color signal Normal Normal Replace ICM301 Check Abnormal Check connecting pattern the color DET signal of and Pin 57 (Rorary SW) ICM301 Pin 39 Normal Replace ICM301 5-22 Samsung Electronics...
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Troubleshooting 5-29 DVD Block Samsung Electronics 5-23...