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Daewoo DSB-070LH Service Manual

Split system air conditioner
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Service Manual

Split System Air
Conditioner
Model: DSB-070LH/DSB-071LH
DSB-091LH/DSB-092LH
DSB-121LH/DSB-122LH
DSB-123LH
DSB-182LH/LH-R
DSA-183LH-R
DSB-240LH-R
DSA-240LH-R
by Nemko
DAEWOO ELECTRONICS CO., LTD.

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  Summary of Contents for Daewoo DSB-070LH

  • Page 1: Service Manual

    Service Manual Split System Air Conditioner Model: DSB-070LH/DSB-071LH DSB-091LH/DSB-092LH DSB-121LH/DSB-122LH DSB-123LH DSB-182LH/LH-R DSA-183LH-R DSB-240LH-R DSA-240LH-R by Nemko DAEWOO ELECTRONICS CO., LTD.
  • Page 2: Table Of Contents

    Contents CONTENTS 1. Specifications......................2 2. Outline and Dimensions..................11 3. Operation ......................20 4. Wiring Diagram.....................44 5. Refrigerant Cycle....................50 6. Control Block Diagram ..................51 7. Trouble Shooting....................53 8. Key Components of Electronic Circuit ..............87 9. Disassembly Instructions ..................90 1) Indoor Unit ......................90 2) Outdoor Unit .....................97 3) Exploded Diagram (Indoor Unit)..............100 4) Exploded Diagram (Outdoor Unit)..............116...
  • Page 3: Specifications

    1. SPECIFICATIONS DSB-070LH/071LH MODEL DSB-070LH /071LH ITEM Function Cooling & Heating Class Power AC 220~ 240V/ 50Hz Capacity 2,051/2,051 Btu/h 7,000/7,000 Dehumidification 0.89 Running Current 3.1/3.1 Electrical Power Input 740/720 Data Starting Current Type Rotary Compressor Model RBB075A011 Capacitor 25µF/370VAC...
  • Page 4 DSB-091LH/092LH MODEL DSB-091LH /092LH ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 2,637/2,637 Btu/h 9,000/9,000 Dehumidification 1.15 Running Current 4.5/4.5 Electrical Power Input 1,000/1,000 Data Starting Current Type Rotary Compressor Model RBB100A011 Capacitor 30µF / 370VAC Indoor Unit Outdoor Unit Type Cross flow fan...
  • Page 5 DSB-121LH/122LH MODEL DSB-121LH/122LH ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 3,663/3,956 Btu/h 12,500/13,500 Dehumidification Running Current 7.0/6.5 Electrical Power Input 1,500/1,410 Data Starting Current Type Rotary Compressor Model RCB 150A001 Capacitor 35µF/ 370VAC Division Indoor Unit Outdoor Unit Type Cross flow fan...
  • Page 6 DSB-123LH MODEL DSB-123LH ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 3,517/3,810 Btu/h 12,000/13,000 Dehumidification 1.28 Running Current 6.8/7.3 Electrical Power Input 1,500/1,550 Data Starting Current Type Rotary Compressor Model RCB 150A001 Capacitor 35µF/ 370VAC Division Indoor Unit Outdoor Unit Type Cross flow fan...
  • Page 7 DSB-182LH MODEL DSB-182LH ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 5,129/5,422 Btu/h 17,500/18,500 Dehumidification Running Current 9.65/10 Electrical Power Input 2,150/2,235 Data Starting Current Type Rotary Compressor Model SHW33TC4-U Capacitor 50µF / 370VAC Indoor Unit Outdoor Unit Type Cross flow fan Propeller fan...
  • Page 8 DSB-182LH-R MODEL DSB-182LH-R ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 5,275/5,275 Btu/h 18,000/18,000 Dehumidification Running Current 9.2/9.5 Electrical Power Input 2,000/2,100 Data Starting Current Type Recipro Compressor Model SHW33TC4-U Capacitor 35µF / 370VAC Indoor Unit Outdoor Unit Type Cross flow fan Propeller fan...
  • Page 9 DSA-183LH-R MODEL DSA-183LH-R ITEM Remark JIS C9812 SAA385386 Function Cooling & Heating Class Power AC 220V / 60Hz 5275.5/5422 4500/5400 Capacity Btu/h 18,000/18,500 15354/18425 Dehumidification Running Current 9.4/8.8 10.4/8.8 Electrical Power Input 2,000/1,900 2,200/1,900 Data Starting Current Type Recipro Compressor Model AWG5519EXN Capacitor...
  • Page 10 DSB-240LH-R MODEL DSB-240LH-R ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 7,034/7,034 Btu/h 24,000/24,000 Dehumidification 2.67 Running Current 13.4 / 13.6 Power Input 2,450 / 2,500 Electrical Data Starting Current Type Recipro Compressor Model AWG5530EXC Capacitor 45µF/ 400VAC Division Indoor Unit Outdoor Unit...
  • Page 11 DSA-240LH-R MODEL DSA-240LH-R ITEM Remark JIS C9812 SAA385386 Function Cooling & Heating Class Power AC 220V / 60Hz 7,034/7,034 5,129 Capacity Btu/h 24,000/24,000 17.5 Dehumidification 2.67 Running Current 11.5/11.8 Electrical Power Input 2,500/2,500 2,800 Data Starting Current Type Recipro Compressor Model AWG5524EXN Capacitor...
  • Page 12 Plate Mounting Connecting Pipe REMOTE CONTROLLER REMOCON Grille Insert Frame Grille Body Plate Mounting...
  • Page 13 Plate Mounting Connecting Pipe REMOTE CONTROLLER REMOCON Grille Insert Frame Grille Body Plate Mounting...
  • Page 14 Connecting Pipe Plate Mounting REMOTE CONTROLLER REMOCON Plate Mounting Body Frame Grille Grille Insert Filter - L Filter - R...
  • Page 15 DSB-123LH...
  • Page 16 Connecting Pipe REMOCON Plate Mounting 1035 Grille Insert Body Filter-L Filter-R 1035...
  • Page 17 Connecting Pipe REMOCON Plate Mounting 1080 Body Frame Grille Grille Insert Filter-L Filter-R...
  • Page 18: Outdoor Unit

    OUTDOOR UNIT DSB-070LH/071LH/091LH/092LH/121LH/122LH/123LH...
  • Page 19 Inlet Inlet Guide Support Panel Top Cabinet Side Outlet Foot Handle Cabinet Front Outlet Service Valve Foot Cushion...
  • Page 20 Inlet foot Cabinet front Service Cover Cabinet Side Service valve...
  • Page 21: Operation

    3. OPERATION NAME AND FUNCTION OF PARTS Indoor Unit DSB-070LH/DSB-091LH Deodorizing Filter(Option) Electrostatic Filter(Option) Removes bad smells from the Removes dust and particles air. Air Inlet from the air Lamp Fan Direction Remote Antibacterial Filter (Up, Down) Controller Removes dust and Receiver prohibits germs.
  • Page 22 DSB-071LH/DSB-092LH Deodorizing Filter(Option) Electrostatic Filter(Option) Removes bad smells from the Removes dust and particles air. Air Inlet from the air Lamp Fan Direction Remote Antibacterial Filter (Up, Down) Controller Removes dust and Receiver prohibits germs. Power Plug Air Outlet REMOTE CONTROLLER Remote Controller...
  • Page 23 DSB-121LH/122LH Electrostatic Filter Air Inlet Deodorizing Filter Removes dust and Removes bad smells particles from the air from the air. Antibacterial Air Outlet Fan Direction Filter (Up, Down) Removes dust and prohibits germs. Remote Power Plug Controller Receiver Lamp Remote Controller...
  • Page 24 DSB-123LH Deodorizing Filter Air Inlet Electrostatic Filter Removes bad smells Removes dust and from the air. particles from the air Lamp Antibacterial Air Outlet Fan Direction Filter (Up, Down) Removes dust and Remote prohibits germs. Controller Receiver Power Plug Remote Controller...
  • Page 25 DSB-182LH/DSB-182LH-R Deodorizing Filter Removes bad smells from the air. Electrostatic Filter Test/Emergency/ Removes dust Remote Switch Air In particles from the air. Slide to select the desired position. Indoor Cover Air Cleaning Remote Sensor Filters Removes dust and prohibits Indicators germs.
  • Page 26 DSA-183LH-R/DSB-240LH-R/DSA-240LH-R Deodorizing Filter Removes bad smells from the air. Electrostatic Filter Removes dust particles from the air. AIR IN Indoor Cover Air Cleaning Filters Removes dust and prohibits germs. AIR OUT Remote Fan Direction Sensor (Up/Down) Emergency/Remote Switch Indicators Indicate the Fan Direction AC setting.
  • Page 27 DSB-070LH/DSB-091LH Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receives the signal, you can hear the signal “beep. “beep. beep.” EMR. REMOCON There is a switch panel at inside of Front Panel.
  • Page 28 DSB-071LH/DSB-092LH Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receives the signal, you can hear the signal “beep. “beep. beep.” EMR. REMOCON There is a switch panel at inside of Front Panel.
  • Page 29 DSB-121LH/122LH Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receives the signal, you can hear the signal "beep, beep". EMERGENCY REMOTE There is a switch panel at inside of Front Panel.
  • Page 30 DSB-123LH Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receives the signal, you can hear the signal “beep. beep”. EMERGENCY REMOCON REMOCON EMERGENCY Air clean Timer (Yellow) There is a switch panel at inside of Front Panel. (Green) Lights during the time reservation mode.
  • Page 31 DSB-182LH/182LH-R Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receives the signal, you can hear the signal “beep. beep”. EMERGENCY REMOTE Timer Quick Airclean There is a switch panel at inside of Front Panel. At the time of operating, open the Front Panel.
  • Page 32 DSB-240LH-R/DSA-240LH-R Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receives the signal, you can hear the signal “beep. “beep, beep.” REMOCON EMERGENCY EMERGENCY REMOCON There is a switch panel at inside of Front Panel.
  • Page 33 Outdoor Unit DSB-070LH/071LH/DSB-091LH/092LH/DSB-121LH/122LH/123LH Connection Cover Remove cover to access the AC connection AIR IN to the indoor unit. Connection Wire Connecting Pipe AIR OUT Drain Hose Service Valves The indoor and outdoor units are connected by copper tubes which are connected here.
  • Page 34 DSB-182LH/LH-R / DSA-183LH-R AC Cover Remove cover to access the AC AIR IN connection from this unit to the indoor unit. Connection Wire Drain Hose COPPER TUBING AIR OUT Service Valves The indoor and outdoor units are connected by copper tubes which are connected here.
  • Page 35 DSB-240LH-R / DSA-240LH-R Connection wire Air Inlet Drain Hose Air Outlet Connection Pipe...
  • Page 36: Remote Controller

    REMOTE CONTROLLER Name of Each Button DSB-070LH/DSB-071LH/DSB-091LH/DSB-092LH/DSB-121LH/ DSB-122LH/DSB-123LH/DSA-183LH-R/DSB-240LH-R/DSA-240LH-R Display AUTO Displays information pertaining to unit. ON/OFF Button Press to turn the unit on or off. TEMPERATURE Buttons Press to raise or lower FAN SPEED Button the desired temperature. Press to select the fan speed (High "...
  • Page 37 DSB-182LH/182LH-R Display AUTO Displays information pertaining to unit. ON/OFF Button Press to turn the unit on or off. TEMPERATURE Buttons Press to raise or lower FAN SPEED Button the desired temperature. Press to select the fan speed FAN DIR. Button (High "...
  • Page 38: Remote Controller Display

    REMOTE CONTROLLER DISPLAY DSB-070LH/DSB-071LH/DSB-091LH/DSB-092LH/DSB-121LH/ DSB-122LH/DSB-123LH/DSA-183LH-R/DSB-240LH-R/DSA-240LH-R MODE Indicators (Auto/Quick/Cool/Fan/Dehumidifier/Heat) Light to indicate the mode selected. AUTO FAN Indicators FAN DIRECTION Indicators Light to indicate Light to indicate the the fan speed. fan direction. NATURAL Indicator Light to indicate the speeds simulating a breeze.
  • Page 39 DESCRIPTION OF FUNCTIONS OFF-Timer If you set time in OFF-Timer Mode, the unit will stop at the set time. Unit ON Unit OFF SET Time HOUR ON-Timer If you set time in ON-Timer Mode, the unit will run at the set time. Unit ON Unit OFF SET Time...
  • Page 40 Fan Speed (Indoor Unit) (1) Motor speed (Super high speed, high speed, normal speed, low speed, ultra low speed). (2) Remote controller setting fan speed. (Auto, L, M, H, Natural) (3) Relation of operating mode between fan speed. (legned: X-no relation) DEHUMI- FAN ONLY COOL...
  • Page 41: Sleep Mode

    Sleep Mode (1) When you are going to sleep, select sleep switch and the unit controls the room to the desired temperature. (The unit will not operate after 4 hour) (2) For changing the temperature. +0.5°C +0.5°C –0.5°C +0.5°C –0.5°C –0.5°C HOUR HOUR...
  • Page 42: Auto Mode

    3 min. Time Delay of Compressor In normal operation, there is a time delay of three minutes between turn off and turning back on including initial power up. Auto Mode (1) In Auto Mode After the indoor fan is operated for 20 seconds in the Auto Mode the unit will operate automatically by selecting operating Mode according to the room temperature (RT: Room temperature) ROOM TEMPERATURE...
  • Page 43: Dehumidification Mode

    Dehumidification Mode Desired temperature < Room temperature Outdoor Fan, Compressor : ON Indoor Fan : Low speed Desired temperature Room temperature Compressor : 3 min/ON, 5 min/OFF Fan Speed : low speed Room temperature ¡Â 18°C Compressor : OFF Fan speed : Low speed Air Discharge Direction(only remocon operation) The air discharge direction procedure is below.
  • Page 44 Self-Diagnostic Function The control will contain diagnostic test to verify the integrity of the system. (1)Error Code Display Pattern ON LAMP: Blink LED BLINK PATTERN CASE NOTE Room Sensor open or Short • Continuously woorking to fix room temperature 18°C in heating mode. •...
  • Page 45: Wiring Diagram

    4. WIRING DIAGRAM Indoor Unit DSB-070LH/091LH DSB-071LH/092LH DSA-121LH/122LH, DSB-121LH/122LH DSB-123LH...
  • Page 46 DSA-181LH/182LH/182LH-R DSA-240LH-R, DSB-240LH-R DSA-181LH/182LH/183LH-R...
  • Page 47: Outdoor Unit

    Outdoor Unit DSA-121LH/122LH, DSB-070LH/071LH DSB-123LH/123PH DSB-091LH/092LH/121LH/122LH DSA-181LH/182LH DSA-182LH-R/183LH-R, DSB-183LH-R/183LH-R DSB-181LH/182LH/182PH DSA-240LH-R/240PH-R DSB-240LH-R/240PH-R...
  • Page 48 MAIN ELECTRIC PARTS DSB-070LH/071LH PART NAME PART CODE SPEC. QUANTITY REMARK Fan Motor 3108003800 YDK-8-4B Fan Motor Capacitor 3106900300 1.0µF 400VAC Indoor Fuse 5FVLB3152L 250V 3.15A Unit Stepping Motor 3108003900 GSP-24SW-061 Terminal Block 3108912301 SN-DBW-05P Compressor 3107101200 KH134VLLC Outdoor Fan Motor...
  • Page 49 DSB-123LH PART NAME PART CODE SPEC. QUANTITY REMARK Fan Motor 3118003500 RP13B Fan Motor Capacitor CMXW2G155K 1.5uF 400VAC Indoor Fuse 5FVLB3152L 250V 3.15A Unit Stepping Motor 3108003910 MP24GA Terminal Block 3118900200 JXO-CH-2P Compressor 3100030CE0 RCB150A001 Fan Motor 3108000800 YDK-40-4B Outdoor Dual Capacitor 3109500700 3.5+25µF 400VAC...
  • Page 50 DSB-240LH-R PART NAME PART CODE SPEC. QUANTITY REMARK Fan Motor 3108003800 220/50/60Hz Fan Motor Capacitor 3106902400 2.0uF 400VAC Indoor Fuse 5FVLB3152L 250V 3.15A Transformer 5EPV050120 230V/50Hz Unit Stepping Motor 3108007600 GSP-24RW-062 Terminal Block 3108912320 SN-DBW-4P Compressor 3100068201 AWG-5530EXC Fan Motor 3108001500 220V/60Hz Dual Capacitor...
  • Page 51: Refrigerant Cycle

    5. REFRIGERANT CYCLE Note) If the pipe length exceeds the standard length, add 30g of refrigerant per extra meter. Model Name DSB-070LH/071LH DSB-091LH/092LH DSB-121LH/122LH DSB-123LH DSB-240LH Contents IDØ1.2 x L700 IDØ1.4 x L900 IDØ1.8 x ODØ3.2 x 500L IDØ1.8 x L1,200 IDØ2.0 x ODØ3.2 x 600L...
  • Page 52: Control Block Diagram

    6. CONTROL BLOCK DIAGRAM DSB-071LH, 092LH, 123LH Operating Mode Remote Unit on lamp Signal receiver Fan Speed Air clean lamp Emergency Timer Selection Quick lamp Flap Position Operation Timer lamp Temp. Setting ON/OFF Room air temp. SLEEP Indoor coil temp. REMOCON Outdoor coil temp...
  • Page 53 DSB-121LH/DSB-122LH/DSB-182LH/182LH-R/ DSA-183LH-R/DSB-240LH-R/DSA-240LH-R Operating Mode Unit on lamp Remote Signal receiver Fan Speed Air clean lamp Emergency Timer Selection Quick lamp Flap Position Operation Timer lamp Temp. Setting ON/OFF Room air temp. SLEEP Indoor coil temp. REMOCON Outdoor coil temp Circuit for signal receiver A/D converter lnitialization Beeper...
  • Page 54 Trouble Is the Is the power Check power supply mains unit display applied to the or interconnection wires normal? unit Outdoor unit does Is the not run?(note. 1) power normal? check the voltage between Check the wiring of indoor L & N of terminal block Does the compressor run...
  • Page 55 Note 1) Neither indoor unit nor outdoor unit runs. Check the following points first. (There are following case in normal operation) a. Is the timer mode set the "timer ON". b. Is the timer mode set the "timer-OFF" and the time had passed? Neither outdoor fan nor compressor runs while indoor fan runs.
  • Page 56: Neither Indoor Unit Nor Outdoor Unit Runs

    Neither Indoor Unit nor Outdoor Unit Runs Confirm following statement. When the unit operate normally, Sometimes the outdoor unit and indoor unit cannot operate. Check the function select switch. Is it timer mode? The function select switch locate the sleep mode and is the setting time over? Is the setting mode DEHUMIDIFIER mode? When the unit is DEHUMIDIFIER mode while in the auto mode, the outdoor unit and indoor unit does not run.
  • Page 57 Outdoor Unit Runs but Indoor Fan does Not Run Check rotation of indoor fan Check the Fan Motor bearing and fan Rotate indoor fan by hand Check the power P.C.B. Rating voltage Check input Voltage of Fan Motor connector at power P .C.B under 90% The circuit for triac control Rating Voltage more than 90%...
  • Page 58 Outdoor Fan and Compressor Do Not Run Confirm following statement. When the unit operate normally, Sometimes the outdoor unit and indoor unit cannot operate. Is the setting temperature proper? Is the unit during 3min. Time delay of compressor. During frost prevention of lndoor unit. During dehumidifier mode.
  • Page 59: Only Compressor Does Not Run

    Only Compressor does not Run - Check the following at cooling mode Check the control P .C.B Rating voltage Check the voltge between the circuit for relay of indoor unit terminal less than 90% driving. Rating voltage more than 90% Check the connecting Rating voltage wire between indoor...
  • Page 60 PCB DRIVING DESCRIPTION...
  • Page 61: Pcb Circuit Diagram

    PCB CIRCUIT DIAGRAM DSB-071LH, 092LH...
  • Page 63 DSB-123LH...
  • Page 65 DSB-121LH/DSB-122LH...
  • Page 67 DSB-182LH/182LH-R/DSA-183LH-R/DSB-240LH-R/DSA-240LH-R...
  • Page 69 DSB-071LH PART LIST (INDOOR UNIT) PART NAME SPEC LOC. FUSE 250V 50T 3.15A FUSE FUSE CLIP AFC-520 FUSE VARISTOR 15G561K WAFER YW396-05AVD WAFER YW396-03AVD WAFER YW396-03AVD(BL) C-CERA 104Z,50VDC CC1,2,5,6,7 C-CERA 103Z,50VDC CC3,4,9,10,11,12 C-MULTI 104Z,CR0561B-Z5U C-ELEC 470uF 35V SD C-ELEC 10uF 450V SD CE3,CE4 C-ELEC 100uF 16V SD...
  • Page 70 PART NAME SPEC LOC. DIODE 1N4007 TAPE DIODE UF203 DIODE ZENOR 1N5241B DIODE ST01D-200 C-CERA 2200pF, 250V CHOKE COIL 1mH, 0.5A FILTER EMI 0.6*10*3TURN BUZZER BM-20K COIL 130uH, 3A IC REGULATOR KIA7805P KRC102M IC RESET KIA7042P RELAY US11-12S RL3,4 RELAY UKH-12S SW TRANS 264P,1916...
  • Page 71 DSB-092LH PART LIST (INDOOR UNIT) PART NAME SPEC LOC. FUSE 250V 50T 3.15A FUSE FUSE CLIP AFC-520 FUSE VARISTOR 15G561K WAFER YW396-05AVD WAFER YW396-03AVD WAFER YW396-03AVD(BL) C-CERA 104Z,50VDC CC1,2,5,6,7 C-CERA 103Z,50VDC CC3,4,9,10,11,12 C-MULTI 104Z,CR0561B-Z5U C-ELEC 470uF 35V SD C-ELEC 10uF 450V SD CE3,CE4 C-ELEC 100uF 16V SD...
  • Page 72 PART NAME SPEC LOC. DIODE 1N4007 TAPE DIODE UF203 DIODE ZENOR 1N5241B DIODE ST01D-200 C-CERA 2200pF, 250V CHOKE COIL 1mH, 0.5A FILTER EMI 0.6*10*3TURN BUZZER BM-20K COIL 130uH, 3A IC REGULATOR KIA7805P KRC102M IC RESET KIA7042P RELAY US11-12S RL3,4 RELAY UKH-12S SW TRANS 264P,1916...
  • Page 73 DSB-123LH PART LIST (INDOOR UNIT) PART NAME SPEC LOC. FUSE 250V 50T 3.15A FUSE FUSE CLIP AFC-520 FUSE VARISTOR 15G561K WAFER YW396-05AVD WAFER YW396-03AVD C-CERA 104Z,50VDC CC1,2,5,6,7 C-CERA 103Z,50VDC CC3,4,9,10,11,12 C-MULTI 104Z,CR0561B-Z5U C-ELEC 470uF 35V SD C-ELEC 10uF 450V SD CE3,CE4 C-ELEC 100uF 16V SD...
  • Page 74 PART NAME SPEC LOC. DIODE 1N4007 TAPE DIODE UF203 DIODE ZENOR 1N5241B DIODE ST01D-200 C-CERA 4700pF, 250V CY1,CY2 CHOKE COIL 1mH, 0.5A L1,L2,L4 BUZZER BM-20K COIL 130uH, 3A COIL UU,40mH IC REGULATOR KIA7805P KRC102M IC RESET KIA7042P RELAY US11-12S RL3,4 RELAY UKH-12S SW TRANS...
  • Page 75 DSB-182LH/182LH-R/DSA-183LH-R/DSB-240LH-R/DSA-240LH-R PART LIST(INDOOR UNIT) PART CODE PART NAME SPEC Q'TY UNIT REMARK 3105698200 BUZZER DP-2520BA CN5XD104M- C-ARRAY F5 104Z CN4XD104M- C-ARRAY F4 104Z CN3XD104M- C-ARRAY F3 104Z 3108803500 GP881206-2(250) CCXE1E104M C-CERA 104Z 25VDC CC10 CCXE1E104M C-CERA 104Z 25VDC CC11 CCXE1E104M C-CERA 104Z 25VDC CC13...
  • Page 76 PART CODE PART NAME SPEC Q'TY UNIT REMARK 1KA7042P-- IC RESET KIA7042P 5L 1KD65004AP IC DRIVER KID65004AP 52C1374001 COIL 130UH 3A 4850103610 RESONATOR CST8.00MTW,8MHZ 3104398102 PCB CONTROL 160.5*140*1.6T.1(42) 1TLP560J-- IC PHOTO COUPLER TLP 560J R-OPT 3104810000 RESISTOR OPTION NOTE OPTION TABLE RD-4K101J- R CARBON FILM 1/4 100 OHM J...
  • Page 77 CONTROL PCB ASS`Y (MODEL : 082M/H,102M/H,122M/H,151L,122L/LH,182L/L-R,182LH/LH-R) PART CODE PART NAME SPEC Q'TY UNIT REMARK CN4XD104M- C-ARRAY F4 104Z CN3XD104M- C-ARRAY F3 104Z CCXE1E104M C-CERA 104Z 25VDC CC10 CCXE1H103M C-CERA 103Z 50VDC 122LH,182LH/LH-R CC13 CDXE1H104M C-MULTI CR501B-Z5U,104Z,50V CCXE1E104M C-CERA 104Z 25VDC CCXE1H103M C-CERA 103Z 50VDC...
  • Page 78 DSB-182L/L-R 3.65K 3.65K 22.6K 22.6K 22.1K LOCATION R33 (R41) R34 (R40) R35 (R39) R36 (R38) R37 (R42) DSB-070L, 091L, 092L 3.24K 24.9K DSB-070LH, 071LH 3.24K 49.9K 24.9K 32.4K 24.3K DSB-091LH, 092LH 3.24K 12.4K 24.9K 15.0K 24.3K DSB-240L-R 3.76K 36.5K DSA-240L-R, DSA-183L-R 6.34K...
  • Page 79 POWER PCB ASS`Y (MODEL : 122L/LH,151L,182L/L-R,182LH/LH-R,082M/H,102M/H,122M/H) PART CODE PART NAME SPEC Q'TY UNIT REMARK 3105698200 BUZZER DP-2520BA CLV-B3104M C-LINE ACROSS 275V 104K(PILKOR) CLV-B3104M C-LINE ACROSS 275V 104K(PILKOR) 3108803500 GP881206-2(250) CCXE1E104M C-CERA 104Z 25VDC CCXE1E104M C-CERA 104Z 25VDC CCXE1E104M C-CERA 104Z 25VDC CCXE1H103M C-CERA 103Z 50VDC...
  • Page 80 LED PCB ASS`Y (MODEL : 070L/LH, 071LH, 091L/LH, 092LH, 052M/H) PART CODE PART NAME SPEC Q'TY UNIT REMARK CDXE1H104M C-MULTI CR501B-Z5U,104Z,50V 3108804800 WAFER SMAW250-08 HOLD 3103002700 HOLDER LED DDLS05031D DLSO-5031D(RED) DDLG05031D DLG-5031D(GRN) DDLS05031D DLSO-5031D(RED) DDLY05031D DLY-5031D(YLW) 3104398201 PCB LED 110*31*1.6T.10(288) 1TSP1838YA RECEIVER MODULE TSOP-1838YA1(HOLDER)
  • Page 81 Power Supply(1) AC 220V 275V 7812 104K 7805 FUSE1 VI VO VI VO 3.15A 100µF 1000µF 470µF POWER TRANS DESCRIPTION DC Power Supply in circuit needs +12V and +5V. +12V is used for Compressor Driving Relay, Triac Driving Photo Triac, Buzzer Driving Swing, Sweep Motor. AC voltage of secondary Power Transformer is rectified by Bridge Diode, and it is filtering by Main Condensor CE1.
  • Page 82 DESCRIPTION Oscillatory Frequency drive Micom, it is made up 8MHz resonator oscillatory Freqency. Ocillatory wave is as following Fig 2-1. -10% +10% Fig 2-1 Sensor(3) Room temperature and Evaporator temperature Sensor Input 070LH,091LH 182LH, 240LH O/C SENSOR 12.7kF CN10 MICOM I/C SENSOR 12.7KF ROOM SENSOR...
  • Page 83 Triac Driving(4) AC 220V TLP561 130µH MICOM 0.1µF 120Ohm SM3JZ47 KID 65004 TO MOTOR 1/2W DESCRIPTION Number 38 Terminal of Micom is put out Pulse Output, by way of Buffer it is driving Photo Triac is supplied Trigger Signal. Trigger Test of Triac is detected Zero Cross Part of AC input and it is triggered from Zero Cross part to Time delay part according to Fan Speed.
  • Page 84 Remote Controller(5) DESCRIPTION Signal from Remote Controller put in only Control Data Signal at Micom Terminal of Number 33, which is gotten fid of Carrier (38KHz) from Receive Module. Signal Wave repeat third as following Fig 5-1. But in Secondary Wave Custom Code is Reversed Face. 4.5ms 16bit 24bit...
  • Page 85 Micom Power Supply(7) VDD 42 CC11 10µF MICOM 8MHz CC13 DESCRIPTION MICOM Power is supplied 5V at Number 42 using VDD, Number 19, 20 Vsing Oscillator, CC13 is noise filter.
  • Page 86 Reset(8) MICOM 5.6K 7042P 10.3 4.7uF/50V DESCRIPTION Voltage less than about 0.8V put in Micom Terminal of Number 18 and then Micom reset. Reset IC detect Power ON and Voltage less than 4.25V, and then send Reset Signal. Vcc (+5V) 4.25V DELAY TIME FOR POWER ON...
  • Page 87 Function Selecting(9) F3 104Z 4A 103J MILD/HIGH HEAT/COOL MICOM F5 104Z 103J heat/low cool/low model heat/high cool/high monitoring DESCRIPTION Selecting function is as following table 9-1. When power source is put at fist, Funtion selection input is recognized. And when the unit is running the microcomputer ignore variation of funtion selection input. MILD –...
  • Page 88 Zero Crossing Detect(11) KRC120M MICOM TRANS OUTPUT 5.6K DESCRIPTION It defect Zero Cross part of Trans output voltage, Transistor TR1 is used to put in the Micom. Detail Driving is as following Fig 11-1. R19 is Resistance to limit current. AC18V Number 31 of...
  • Page 89 Stepping Motor Driving(12) CN13 Ø 1 Ø 2 FOR SWING MICOM Ø 3 Ø 4 KID65004 DESCRIPTION There are one Stepping Motor for Flap (up and down) and it is used 4 face Drive Method. It is driving as following Fig 12-1. (Ring Count Method of 8 Status) Ø...
  • Page 90 REMOTE CONTROLLER ASSMBLY FUNCTIONAL TEST METHOD TEST START Power supply again Power Supply Is Display at the beginning ON? Select ON/OFF button Check the Following BATTERY SPRING MICOM Is Display at the beginning ON? Select Mode button ERROR Is it normal? Select FAN SPEED button Is it normal? ERROR...
  • Page 91 ERROR Is LCD display OFF? Select TIMER ON Button ERROR Is it normal Select Timer Enter Button ERROR display? TIMER Select CANCEL Button Is all display OFF? ERROR Select ON/OFF Button Select OFF (Timer) Button (0.5~24 HOUR) ERROR Is it normal? Select SLEEP Button SLEEP MODE ERROR...
  • Page 92: Key Components Of Electronic Circuit

    8. KEY COMPONENTS OF ELECTRONIC CIRCUIT (1) U1 (MICOM) P77(HSO) P76(HSCK) (XTOUT)P22 Steppping Motor Driving P75(SO) (XTIN)P21 P74(SI) (INT5/STOP)P20 P73(SCK) Indoor Unit Motor Driving P72(PDO/PWM) P71(INT4) (TC2)P15 P70(INT3/TC3) (PPG)P14 (DVO)P13 Buzzer Driving (INT2/TC1)P12 Remocon Input LED Driving (INT1)P11 Comp Relay Driving (INTO)P10 Zero Crosing Detect (AIN7)P67...
  • Page 93 (2) U2, 4 (KID65004) DARLINGTON ARRAYS IN1 1 16 OUT 1 KID65004AP IN2 2 15 OUT 2 COMMON IN 3 3 14 OUT 3 INPUT OUTPUT IN 4 4 13 OUT 4 10.5KΩ IN5 5 12 OUT 5 7.2KΩ IN6 6 11 OUT 6 IN7 7 10 OUT 7...
  • Page 94 (5) U9 (KIA7042P) : RESET IC KIA70 INPUT OUTLINE GROUND OUTPUT...
  • Page 95: Disassembly Instructions

    9. DISASSEMBLY INSTRUCTIONS INDOOR UNIT DSB-070LH/DSB-091LH PROCEDURES PHOTOS 1. Stop the operation of the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it.
  • Page 96 DSB-071LH/DSB-092LH PROCEDURES PHOTOS 1. Stop the operation of the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it. 2 Loosen the screw fixed at the Cover Ter-Block.
  • Page 97 DSB-121LH/DSB-122LH PROCEDURES PHOTOS 1. Stop the operation of the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it. 2 Loosen two special screws fixed at the Cover Ter-Block.
  • Page 98 DSB-123LH PROCEDURES PHOTOS 1. Stop the operation of the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it. 2 Loosen the screw fixed at the Cover Ter-Block.
  • Page 99 DSB-182LH/DSB-182LH-R PROCEDURES PHOTOS 1. Stop the operation of the Air conditioner and disconnect the power cord from the wall outlet. 2. Removing the Insert Grille and Frame. Fig 1 1 Loosen three screws fixed at the the Insert Grille and Frame. (Pull out the frame cap before loosening three screws) (Fig 1) 2 Loosen three screws fixed at the Drain Pan.
  • Page 100 PROCEDURES PHOTOS 7. Removing the blower. ! Loosen the screw fixed at the holder bearing. @ Remove the blower. Fig 7 Fig 8...
  • Page 101 DSB240LH-R/DSA-240LH-R PROCEDURES PHOTOS 1. Stop the operation of the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it. 2 Loosen the screws fixed at the Cover Ter-Block.
  • Page 102: Outdoor Unit

    OUTDOOR UNIT DSB-070LH/071LH/DSB-091LH/092LH/DSB-121LH/122LH/123LH PROCEDURES PHOTOS 1.Stop the operation of the air conditioner and disconnect the wire from Indoor Unit to Outdoor Unit. 2. Disassemble the case. (Fig 1~2) Fig 1 1 Remove the Top Panel. (Loosen thirteen screws) 2 Remove the Front Cabinet. (Loosen six screws) 3 Remove the Side Cabinet.
  • Page 103 DSB-182LH/182LH-R/DSA-183LH-R PROCEDURES PHOTOS 1.Stop the operation of the air conditioner and dis connect the wire from in door unit to out door unit. 2. Disassemble the case. (Fig 1~2) Fig 1 1 Remove the Top Panel. 2 Remove the Side Cabinet. 3 Remove the Front Cabinet.
  • Page 104 DSB-240LH-R/DSA-240LH-R PROCEDURES PHOTOS 1.Stop the operation of the air conditioner and disconnect the wire from in door unit to out door unit. 2. Disassemble the case. (Fig 1~2) Fig 1 1 Remove the Top Panel. 2 Remove the Front Cabinet. 3 Remove the Side Cabinet and Back Cabinet.
  • Page 105: Exploded Diagram (Indoor Unit)

    EXPLODED DIAGRAM (Indoor Unit) DSB-070LH/DSB-091LH...
  • Page 106 DSB-070LH/DSB-091LH PART LIST(INDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 3100400300 BODY HIPS T2.0 3108004700 MOTOR IDU IC-8417DWKF5A 3101500400 CUSHION MOTOR CR Ø30 3106400400 BEARING PLASTIC ASS’Y 3100053700 FAN CROSS FLOW ASS’Y Ø90.0xL540 7485401012 SET SCREW 6S-4x10-E MFZN 3103002600 HOLDER MOTOR HIPS T2.0...
  • Page 107 DSB-071LH/DSB-092LH...
  • Page 108 DSB-071LH/DSB-092LH PART LIST(INDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 3100400300 BODY HIPS T2.0 3108004700 MOTOR IDU IC-8417DWKF5A 3101500400 CUSHION MOTOR CR Ø30 3106400400 BEARING PLASTIC ASS’Y 3100053700 FAN CROSS FLOW ASS’Y Ø90.0xL540 7485401012 SET SCREW 6S-4x10-E MFZN 3103002600 HOLDER MOTOR HIPS T2.0 3100053800...
  • Page 109 DSB-121LH...
  • Page 110 DSB-121LH/122LH PART LIST(INDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 3100400201 BODY ABS or HIPS 3108001220 MOTOR IDU 220V 50/60Hz 3101500400 CUSHION MOTOR 3106400200 BEARING PLASTIC ASS’Y 3100014400 FAN CROSS FLOW ASS'Y SAN+G. F20% 7485401012 SET SCREW 6S-4 X 10-E 3100014300 EVAPORATOR ASS'Y 3108100401...
  • Page 111 PART CODE PART NAME Q'TY SPEC REMARK 15-8 3102797910 HARNESS I.D EARTH 15-9 3103400300 KNOB RESET SWITCH 15-10 3100024000 MODE SELECT ASS'Y TS-11 & HARNESS 15-11 3101395060 POWER CORD ASS'Y BUYER 15-12 7111301611 TAPPING SCREW T1S PAN 3 X 16 MFZN 3102200401 FRAME BUYER...
  • Page 112 DSB-123LH...
  • Page 113 DSA-123LH PART LIST (INDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 3110400300 BODY HIPS T2.0 (GY171A) 3110078100 MOTOR IDU ASSY ASSY 3118003500 MOTOR IDU RB13B(220V, 50/60V) 3106400400 BEARING PLASTIC ASSY DSB-123L/LH/PH 3110046000 FAN CROSS FLOW ASS`Y SAN+G.F 30% •’100xL615 3113000400 HOLDER MOTOR L HIPS T2.0...
  • Page 114 PART CODE PART NAME Q'TY SPEC REMARK 3112715900 HARNESS MOTOR SIGNAL 3112716100 HARNESS LED PCB 3112715800 HARNESS COMP SIGNAL 3112716250 HARNESS I/D EARTH GREEN/YELLOW 3104896300 SENSOR I/D ASSY 3100033320 VOLTAGE GENERATOR 6.2KV 3118900200 JXO-CH-2P (DSB-123L) TERMINAL BLOCK 3108914200 JXO-CH-4P (DSB-123LH/PH) 7111301611 SCREW TAPPING T1S PAN 3x16 MFZN...
  • Page 115 DSB-182LH/LH-R...
  • Page 116 DSB-182LH/LH-R Parts List (Indoor Unit) PART CODE PART NAME Q'TY SPEC REMARK 3100400101 BODY 3107600100 FLAP TOP 3107600200 FLAP UNDER 3106500400 BLADE VER 3103000500 HOLDER MOTOR R 3103000700 HOLDER BEARING 3103000600 HOLDER MOTOR L 3106400100 BEARING OILESS 3101800200 FAN CROSS FLOW Ø100X861L 3102400800 GRILLE LATCH...
  • Page 117 PART CODE PART NAME Q'TY SPEC REMARK 3100000200 FILTER PRE L ASS’Y 3102900100 HINGE R-A 3102900300 HINGE L-A 3100001000 M-PCB ASS’Y 3107800100 LINK VER CAM P .O.M 3104395400 F-PCB ASS’Y 3108004300 MOTOR STEPPING MP28GA/GSP-24SW-06/ST-28 L=400mm 3108912320 TERMINAL BLOCK DBW-4P 3107400300 EVA BRKT L SGCC T1.0 3107800200...
  • Page 118 DSA-183LH-R/DSB-240LH -R/DSA-240LH-R...
  • Page 119 DSA-183LH-R/DSB-240LH-R/DSA-240LH-R PART LIST (INDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 3100400600 BODY 3108007500 MOTOR FCU IC-9430DWKG7A 3101500400 CUSHION MOTOR CR I.D30 (R/W45) 3106400200 BEARING PLASTIC ASSY O.D37 .0*I.D6.0 3100076400 FAN CROSS FLOW ASSY Ø100XL864 7485401012 SET SCREW 6S-4*10-E MFZN(BLACK) 3103003800 HOLDER MOTOR L/B 3103003900...
  • Page 120 PART CODE PART NAME Q'TY SPEC REMARK 2150013200 AL FOIL EMI AL100P (W100XL100) 3106902400 CAPACITOR SH.M.B 2.0MF 400V 3102797910 HARNESS EARTH GREEN/YELLOW L170mm 3104896300 SENSOR ID ASSY PTM-KD43C-D2, L330 3108912320 TERMINAL BLOCK SN-DBW-4P 5EPV050120 TRANSFORMER DWA-220B 7172401211 SCREW TAPPING TT2 TRS 4 * 12 MFZN 7S422X40B1 SPECIAL SCREW TTS TRS SE 4 * 12 MFZN...
  • Page 121: Exploded Diagram (Outdoor Unit)

    EXPLODED DIAGRAM (Outdoor Unit) DSB-070LH/071LH/DSB-091LH/092LH/DSB-121LH/122LH/123LH...
  • Page 122 DSB-070LH/071LH/DSB-091LH/092LH/DSB-121LH/122LH/123LH PART LIST(OUTDOOR UNIT ) PART CODE PART NAME Q'TY SPEC REMARK 071LH(DW COMP RBB075A011) 3100300511 092LH(DW COMP RBB100A011) PAN BASE SECC T1.2 3100300531 123LH(DW COMP. RCB150A001) 071LH(DW COMP RBB075A011) 310600900 COMP. BOLT MB x L46.5 092LH(DW COMP RBB100A011) 123LH(DW COMP. RCB150A001)
  • Page 123 PART CODE PART NAME Q'TY SPEC REMARK 3108008900 YDK-30-6B 071LH 3118001100 MOTOR ODU A9525BD010 092LH 3118001300 A9530CD010 123LH 3101801000 FAN PROPELLER ABS+G.F20% (BLACK) 7400208411 WASHER PLAIN PW-2-8 MFZN 7392800011 NUT LOCK M8 x P1.25 MFZN 3104201900 PANEL CONTROL SBHG1 T0.8 3108912301 TERMINAL BLOCK SN-DBW-05P...
  • Page 124 DSB-182LH/182LH-R/DSA-183LH-R...
  • Page 125 DSB-182LH/182LH-R/DSA-183LH-R Parts List (Outdoor Unit) PART CODE PART NAME Q'TY SPEC REMARK 3102402100 GRILLE COND 3114200500 PANEL TOP SECC T1.0 3110800200 CABINET SECC T1.0 3101800100 ABS + G/F 3102400710 GRILLE DISCHARGE 3110800300 CABINET SECC T1.0 3118100200 PAN BASE SECC T1.2 DSB-182LH DSB-182LH-R, 3118100220...
  • Page 126 PART CODE PART NAME Q'TY SPEC REMARK 3110010700 DSB-182LH PIPE DISCHARGE ASS’Y 3110010800 DSB-182LH-R, DSA-183LH-R 3110008710 DSB-182LH-R, DSA-183LH-R PIPE FILTER ASSY 3110027500 DSB-182LH-R 3107140100 SHW-33TC4-U DSB-182LH 3100068010 COMPRESSOR AWG5524EXC DSB-182LH-R 3100068110 AWG5519EXN DSA-183LH-R 3105400200 SERVICE VALVE-LIQ C3771, 1/4” 3105400100 SERVICE VALVE-GAS C3771, 1/2”...
  • Page 127 16-5 16-4 16-6 16-2 16-3 16-1...
  • Page 128 DSB-240LH-R/DSA-240LH-R PART LIST (OUT DOOR UNIT) No PART CODE PART NAME Q'TY SPEC REMARK 3100041750 BASE PAN PAINT ASSY PAINTING 310P30281A FOOT CUSHION NBR (54 * 63.5) 3100068201 AWG5530EXC DSB-240LH-R COMPRESSOR ASSY 3100068300 AWG5524EXN DSA-240LH-R 7400208411 WASHER PLAIN ID8.4 * OD22 * T1.6 7392801211 NUT LOCK M8 * 1.25P...
  • Page 129: Control Box Assembly

    CONTROL BOX ASSEMBLY DSB-070LH/071LH/DSB-091LH/092LH...
  • Page 130 DSB-070LH/071LH/DSB-091LH/092LH PART CODE PART NAME Q'TY SPEC REMARK 3100054410 CONTROL PCB ASS’Y 3108912301 TERMINAL BLOCK SN-DBW-05P 300V 25A 3106900300 CAPACITOR SH.M.B 1.0µF 400VAC 3104896300 SENSOR ID ASS’Y PTM-KD43C-D2 3101300100 POWER CORD ASS’Y 16A 250V 3102797610 HARNESS I/D COMP 3102797150 HARNESS...
  • Page 131 DSB-121LH/DSB-122LH...
  • Page 132 DSB-090LH/DSB-121LH/DSB-122LH PART CODE PART NAME Q'TY SPEC REMARK 3100503100 CONTROL BOX P .P+G.F 20% 3100054400 CONTROL PCB ASS’Y FR-1 3100054200 LED PCB ASS’Y FR-1 3103400300 KNOB RESET SWITCH 3101395060 POWER CORD ASS’Y BUYER 3108912301 TERMINAL BLOCK SN-DBW-05P 5EPV050100 TRANS FORMER DWA220A-50/60HZ 3106900300 CAPACITOR SH.M.B...
  • Page 133 DSB-123LH...
  • Page 134 DSB-123LH PART CODE PART NAME Q'TY SPEC REMARK 3110504000 CONTROL BOX HIPS T2.0(BLACK) AC250V, 10/16A 3111312110 POWER CORD H0.5V V-F x 1mm 3114302090 CONTROL PCB ASS’Y 3108914200 TERMINAL BLOCK JXO-CH-4P 3108003910 STEPPING MOTOR MP24GA 3112716100 HARNESS LED PCB UL1007 8x26AWG 3102702211 HARNESS TH3-1 3112715900...
  • Page 135 DSB-182LH/182LH-R...
  • Page 136 DSB-182LH/182LH-R PART CODE PART NAME Q'TY SPEC RE MARK 3100506900 CONTROL BOX 3104300720 CONTROL PCB ASS’Y 3104300212 POWER PCB ASS’Y 3104300301 SWITCH PCB ASS’Y 3104300401 LED PCB ASS’Y 3108004310 MOTOR STEPPING DC 12V L=1300mm 3108004300 MOTOR STEPPING DC 12V L=400mm 3108912330 TERMINAL BLOCK SN-DBW-6P...
  • Page 137 DSA-183LH-R/DSB-240LH-R/DSA-240LH-R...
  • Page 138 DSA-183LH-R/DSB-240LH-R/DSA-240LH-R PART CODE PART NAME Q'TY SPEC REMARK 3104300770 CONTROL PCB ASS’Y 3101200400 CLAMP POWER CORD DA-5N 3106902400 CAPACITOR SH.M.B 2.0MF 400V 3102797910 HARNESS EARTH GREEN/YELLOW L170mm 3102714400 HARNESS CAPACITOR 3102704410 HARNESS COMP SIGNAL UL1015#18 3102704010 HARNESS POWER UL1015#16 3102702200 HARNESS TH3 TH-3-1 3102704430...
  • Page 139 DEAWOO ELECTRONICS CO., LTD 686, AHYEON-DONG MAPOGU, SEOUL, KOREA. C.P.O. BOX 8003 SEOUL KOREA TELEX: DWELEC K28177-8 CABLE:"DAEWOOELEC" FAX: +82-2-364-5588 TEL: +82-2-360-7114, 8114 http://www.dwe.daewoo.co.kr PRINTED DATE: MAY. 2001 S/M NO. : 3113907100...