COLOR TELEVISION RECEIVER Chassis : K15B Model: CN331EBZX/DIS CN501EBZX/DIS CN331EBZX/XAP CN501EBZX/XAP CN3339BZX/XAP CN5039BZX/XAP CN5085BZX/DRI COLOR TELEVISION RECEIVER CONTENTS Precautions Specifications and IC Data Disassembly and Reassembly Alignment and Adjustment Troubleshooting Exploded View and Parts List Electric Parts List Block Diagram...
The current measured should the XÐray 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 4
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...
Make sure that the portion around the serviced part has not been damaged. 8. Always connect a test instrumentÕs ground lead to the instrument chassis ground before connecting the positive lead; always remove the instrumentÕs ground lead last. Samsung Electronics...
Page 6
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...
Disassembly and reassembly 3. Disassembly and Reassembly 3-1 Back Cover Removal 1. After removing the screws, press the tension rib and pull the cabinet backwards. 2. To reassemble, press the tension rib (see diagram). Samsung Electronics...
Page 11
2. Remove the Anode Cap from the CRT. 3. Remove the main board by pulling it with both hands. Warning: The FBT is charged with high voltage. Before removing the Anode Cap, discharge the voltage through one of the heat sinks on the main board. Samsung Electronics...
Disassembly and reassembly 3-3 Speaker Removal 1. Remove the speaker by pressing the tension rib. 1. Remove the screws. 2. Remove the speaker by pressing the tension rib. Samsung Electronics...
Page 13
Always lift the picture tube by grasping it firmly around the faceplate, (2) Never lift the tube by its neck. (3) Do not scratch the picture tube or apply excessive pressure. Fractures of the glass may cause an implosion. Samsung Electronics...
ÒVOLUMEÓ keys ( Up or Down). The adjust- is cancelled. ment parameters are listed in the accompany- ing table, and selected by pressing the CHAN- 6. Cancel the Adjustment Mode by re-pressing NEL keys ( , ). the ÒFACTORYÓ or ÒPower OFFÓ keys. Samsung Electronics...
Page 15
NTSC VERTICAL SHIFT 0 ~ 63 STEP 0 ~ 63 STEP NTSC VERTICAL AMPLITUDE 0 ~ 63 STEP NTSC HORIZONTAL SHIFT NOTE : Once a system (of PAL N/NTSCM, PALM System) is adjusted, another system is automatically adjusted. (NHS=PHS + Samsung Electronics...
Page 16
< ZOOM MODE OPTION > 0 : CANCEL FUNCTION 1 : WHEN RF HAS NO MODULATION, PICTURE SIZE IS ENLARGED < INITIAL LANGUAGE OPTION > 0 : PORTUGUESE 1 : SPANISH :Basic Option Byte (Note : No. 5 is a Local Option) Samsung Electronics...
Contrast controls to minimum (zero beam cur- rent). 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 18
10. Temporarily tighten the deflection yoke. 11. Produce blue and red rasters by adjusting the low-light controls. Check for good purity in 130 2.5V each field. 12. Tighten the deflection yoke. 14, 16" :120 2.5V 20, 21" : 130 2.5V Fig. 4-1 Samsung Electronics...
Page 19
Fig. 4-4 2. Adjust RG,BG so that the levels are suitable to each local area. (c) High-Light Adjustment 1. Set SCT to 55 FL (20Ó), 65 FL(14Ó) in the Factory Service Mode with using CA100. See Fig. 4-4 Samsung Electronics...
Page 20
(Fig. 4-5). RED/BLUE GREEN BLUE BLUE RED/BLUE GREEN 6-Pole Magnet Movement 4-Pole Magnet Movement Fig. 4-5 Center Convergence Adjustment 4-3-9 VCO Adjustment Set the vco data to 48 (Factory Mode). Samsung Electronics...
Page 21
5. top and bottom margirns of the screen are 4.0. If the top and bottom values are different, adjust ÒPVA (NVA)Ó, ÒPSL (NSL)Ó, ÒPVS (NVS)Ó so that the sum of the two values is 8.0. Fig. 4-7 Samsung Electronics...
Page 22
Even if the TV power is cut off, the Aging Mode is not cancelled, The aging mode is can- celled by repressing the ÒFACTORYÓ key or pressing the local ÒCH UP/DOWNÓ keys. Samsung Electronics...
5-1 No Video (Raster On, No Sound) Open the IF Pin of Tuner Measure the Check/Replace Voltage of Each Pin TU01, of TU01 Check IC901 Check/Replace Pins 39, 40 IC901, IC201 See "No Sound" See "No Video" (Video OK) (Sound OK) Samsung Electronics...
46V TO TDA8356 20" FSV-20A001 KA2S0680RF TRANS FSV-20A006 TO m-COM B + 5V HEAT TO CRT 14" FSV-14A004 POWER-CORD DIODE-BRIDGE D2SB60 TO B + 5V TUNER SWITCH MULTI TO 1CHIP B + 8V REGULATOR KA7630 16.5V TO TDA8356 HDT B Samsung Electronics...
SOUND L IN SOUND L OUT SOUND R IN SOUND R OUT CN602 FRONT VIDEO IN L + OUT L - OUT 21 PIN VIDEO IN R - OUT R + OUT 21 PIN AUDIO IN FRONT AUDIO OUT Samsung Electronics 10-1...