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Daewoo DN-K538 Service Manual
Daewoo DN-K538 Service manual
Table of Contents
page
General Section ............................................................................
2
Circuit Diagram and Component Layout .............................................
5
Servicing Procedures ......................................................................
35
Power Supply Trouble Service Flow Chart
..........................................................................
43
Power parts list
MEPG parts list
1
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Table of Contents
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Summary of Contents for Daewoo DN-K538
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Page 1: Table Of Contents
Daewoo DN-K538 Service Manual Daewoo DN-K538 Service manual Table of Contents page General Section …………………………………………………………………. Cautions/Warnings Safe Warnings Precautions Software Upgrade Circuit Diagram and Component Layout ……………………………………… MPEG IC Block Diagrams Power supply Circuit Diagram and Component Layout MPEG Circuit Diagram and Component Layout Front panel Circuit Diagram and Component Layout Servicing Procedures ……………………………………………………………. -
Page 2: General Section
Daewoo DN-K538 Service Manual 1. General Section Cautions/Warnings 1.1. 1.1.1. Product Safety Notice Parts marked with the symbol in the schematic diagram have critical characteristics. Use ONLY replacement pares recommended by the manufacturer. It is recommended that the unit be operated from a suitable DC supply or batteries during initial check out procedures. -
Page 3: Precautions
Daewoo DN-K538 Service Manual 1.2.2. Laser Caution CAUTION Adjusting the knobs, switches, and controls, etc. or taking actions not specified herein may result in a harmful emission of laser beams. This CD Changer must be adjusted and repaired only by qualified service personnel. -
Page 4: Software Upgrade
Daewoo DN-K538 Service Manual Adjust Screws”, as they are adjusted precisely at the factory. 1.3.2.3. Replacement of the Pickup Block is impossible. Always replace the Traverse Ass’y when the Pickup Block needed to be replaced. Do not touch the lens or lens holder of the Pickup Block. -
Page 5: Circuit Diagram And Component Layout
Daewoo DN-K538 Service Manual 2. Circuit Diagram and Component Layout 2.1. MPEG IC Block Diagrams Fig. 2-1 ZR36962... - Page 6 Daewoo DN-K538 Service Manual Fig. 2-2 DRC block diagram Fig.2-3 Vaddis ZR36962/966 block diagram...
- Page 7 Daewoo DN-K538 Service Manual Table1. Vaddis 962 Pin`s operational function description...
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Page 25: Power Supply Circuit Diagram And Component Layout
Daewoo DN-K538 Service Manual 2.2.1Power supply Circuit Diagram and Component Layout (Philip) Fig 2-1 Power Supply Circuit Diagram... - Page 26 Daewoo DN-K538 Service Manual Fig2-2 Power Supply Assembly Drawing...
- Page 27 Daewoo DN-K538 Service Manual Fig 2-3 Power Supply Composite...
- Page 28 Daewoo DN-K538 Service Manual 2.2.2Power supply Circuit Diagram and Component Layout (VIPPER 22A ) Fig 2-4Power Supply Circuit Diagram...
- Page 29 Daewoo DN-K538 Service Manual Fig2-5 Power Supply Assembly Drawing...
- Page 30 Daewoo DN-K538 Service Manual Fig 2-6Power Supply Composite...
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Page 31: Mpeg Circuit Diagram And Component Layout
Daewoo DN-K538 Service Manual 2.3.MPEG Circuit Diagram and Component Layout 2.3.1MPEG Circuit Diagram Fig 2-7 ZR36962 &SDRAM Fig 2-8RF AMPLIFIER&DRIVER... - Page 32 Daewoo DN-K538 Service Manual Fig 2-9 AUDIO&VIDEO FILTER Fig 2-10 MEMOR...
- Page 33 Daewoo DN-K538 Service Manual 2.3.2.MPEG Assembly Drawing(Fig 2-11) 2.3.3.MPEG Composite (Fig 2-12)
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Page 34: Front Panel Circuit Diagram And Component Layout
Daewoo DN-K538 Service Manual 2.4. Front panel Circuit Diagram and Component Layout Fig 2-13 Front Panel Circuit Diagram Fig 2-14 Front Panel Assembly Drawing Fig 2-15 Front Panel Composite... -
Page 35: Servicing Procedures
Daewoo DN-K538 Service Manual 3. Servicing Procedures 3.1. 1 Power Supply Trouble Service Flow Chart Philip Power Supply Block Trouble Check FU1 Condition Replace FU1 Check F01 Condition Replace F01 Replace Check on D1/D2/D6/D7 D1/D2/D6/D7/D8/D9/D10/ D8/D9/D10/D11/D12/D13/D14 D11/D12/D13/D14 Output Voltage Condition... - Page 36 Daewoo DN-K538 Service Manual 3.1. 2 Power Supply Trouble Service Flow Chart VIPER 22A Power Supply Block Trouble Check FU1 Condition Replace FU1 Check F01 Condition Replace F01 Replace Check on D1/D2/D6/D7 D1/D2/D6/D7/D8/D9/D10/ D8/D9/D10/D11/D12 D11/D12 Output Voltage Condition Check on U1...
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Page 37: Read Disc Trouble Service Flow Chart
Daewoo DN-K538 Service Manual 3.2. Read Disc Trouble Service Flow Chart Read disc problem in a DVD player is a very complicated issue that may involve complex issues. This problem is not only relation to the electronic circuit, but also very much relation to the operation environment. -
Page 38: Video Trouble Service Flow Chart
Daewoo DN-K538 Service Manual 3.3. Video Trouble Service Flow Chart 3.3.1. Composite Video Trouble Service Flow Chart Composite Video Trouble Check S-Video Replace S-Video Parts Output Signal Check “SETUP” Item See “User Manual” Check JK6 Signal Replace JK6 Check C38 R138 D5 Signal... - Page 39 Daewoo DN-K538 Service Manual 3.3.2. S-Video Trouble Service Flow Chart Composite Video Trouble Check S-Video Output Signal Replace S-Video Parts Check “SETUP” Item See “User Manual” Check J6 Signal Replace J6 Check R142/R144/C124/C153 Replace R142 or R144or C124 or C153...
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Page 40: Digital Audio Trouble Service Flow Chart
Daewoo DN-K538 Service Manual 3.4. Digital Audio Trouble Service Flow Chart Digital Audio Trouble Check “SETUP” Item See “User Manual” Check Optical/Coaxial Out Signal Replace Optical/Coaxial Check JK3/JK1-B Signal Replace JK3/JK1-B Check Q1 Signal Replace Q1 Check R5/C1 Replace R5/C1... -
Page 41: Front Control Trouble Service Flow Chart
Daewoo DN-K538 Service Manual 3.5. Front Control Trouble Service Flow Chart Front Control Trouble Check between CN1 Connection Replace CN1 Check U1 pin7 Vol 5V Check C7,C1,R8 Check LED Array Replace U1 Replace C7,C1,R8 Replace LED Array... -
Page 42: Remote Control Trouble Service Flow Chart
Daewoo DN-K538 Service Manual 3.6. Remote Control Trouble Service Flow Chart Remote Control Trouble Check Remote Control Replace Battery Replace Control Check REV1 (Pin1 )Voltage Check Power Supply Check REV1 (Pin3) Output Signal Replace REV1... -
Page 43: Parts List
Daewoo DN-K538 Service Manual 4. Parts List 4.1. 1Power parts list Philip PART NO. DESCRIPTION LOCATION Carbon Resistor 1/4W 1.5 R15 R16 20-201582-04100 ± 1/4W 470 R4 R12 20-204712-04100 ± 1/4W 2K 20-200232-04100 ± 1/4W 4.7K ± 20-247012-04100 1/4W 5.1K 20-251012-04100 ±... - Page 44 Daewoo DN-K538 Service Manual PART NO. DESCRIPTION LOCATION 10-FOD817-3FA00 COSMO 1010 817 UL VDE VIPER22A 10-TEA152-3PL00 Fixed Inductance 41-130103-13201 10uH/3 4A Transformer 42-022112-02000 EEL22(5+7) UT-20 UL 42-032014-01000 Fuse Tube 52-001311-11200 1A 250V 20*5MM (UL) Thermistor NTC-10D-9 23-201002-00000 Jack 3.96*3P 48-111031-20100...
- Page 45 Daewoo DN-K538 Service Manual 4.1.2 Power parts list (VIPER 22A) PART NO. DESCRIPTION LOCATION Carbon Resistor 008.CD0202-JNX00 1/4W-2 008.CD0221-JNX00 1/4W-220 008.CD0223-JNX00 1/4W-22K 008.CD0689-JNX00 1/4W-6.8 008.CG0563-JNX00 2W-56K 008.DD0103-FNX00 1/4W-10K R3 R5 Metal Film Thermistor 011.NTC10D-9HX00 NTC-10D-9 Porcelain Capacitor 014.ABK103-MZX00 103 50V 014.ABK104-MZX00...
- Page 46 Daewoo DN-K538 Service Manual 026.1792WZ-03X01 3.96*3P 026.1254WZ-08X01 2.54*8P Jumper 008.H00130-00X05 L=13MM =0.5MM Fuse Tube 029.01000D-10F01 1A 250V 20*5MM (UL) 019.DV8828-PW040 1.6MM...
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Page 47: Front Panel Parts List
Daewoo DN-K538 Service Manual 4.2. Front panel parts list PART NO. DESCRIPTION LOCATION Carbon Resistor 1/6W 10 ±5% 20-201002-03100 1/6W 100 ±5% 20-201012-03100 1/6W 10K±5% R1 R3 R5 R7 R8 20-201032-03100 1/6W 51K±5% 20-205132-03100 Electrolytic Capacitor C2 C6 16V 100UF ±20% D5*12 30-410034-02110 16V 220UF ±20% D6*12... - Page 48 Daewoo DN-K538 Service Manual 4.3 Mpeg parts list PART NO. DESCRIPTION LOCATION Chip Capacitor C104 0603 27 P000603104050 C91 C18 C107 C12 C11 C37C68 C49 C75 C20C175 C55 C1 C80 AC7 C85 C62 C46 C8 AC43 AC2 C174 AC19 C115...
- Page 49 Daewoo DN-K538 Service Manual PART NO DESCRIPTION LOCATION EC5 EC13 EC2 EC10 EC9 EC7 EC14 EC4 Chip Resistor 0805 6 R000603000116 R34R10R32 R4 ER205 0603 1 R000603109116 0603 1 R21(R22) R000603229116 0805 1 R000805229116 0603 3 R94R14R15 R000603479116 0603 2...
- Page 50 Daewoo DN-K538 Service Manual R194 R193 R187 R139 R28 R186 R190 R18 R27 R65 R6 R77 R80 R9 R98 R105 R106 R114 R117 R123 R125 R126 R135 R137 R147 R148 R162 R163 R170 R172 R182 R184 0603 18 R000603103116 R250 R67 R15...
- Page 51 Daewoo DN-K538 Service Manual Diode 1N4148 DO-35 5 ED11 D000004001000 ED6 D8 1N4001 DO-41 1 D000004148000 4.3V D000000439102 Chip Diode BAT54S SOT-23 1 D000010054000 Chip Audion 9015 SOT-23 3 Q6 Q4 Q3 Q000019015000 BAT54S SOT-23 1 Q000013904000 8550 SOT-23 2...
- Page 52 Daewoo DN-K538 Service Manual S-VIDEO J002729000000 RCA6 J000004006001 J000005024001 Chip Bead 0603 F000603000000 FB11 FB15 Crystal T000027000000 27MHz 20P 94.5mm*79.9mm P000966000001...