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Samsung Electronics

10-25

10-2-21 EEPROM error/OTP error

Indoor display

3-LED DISPLAY

7-SEG DISPLAY

DESCRIPTION

LED1

LED2

LED3

E470

EEPROM Data Error (no data)

E471

OTP errorEEPROM Data Error

(Main Micom Inv Micom)

Outdoor display

EEPROM Data Error (no data)

OTP errorEEPROM Data Error (Main Micom Inv Micom)

LED ON

LED BLINKING

LED OFF

1. Checklist :

1) Is there a short around micom?

2) Is there a short around "A"?

3) Did you download or insert EEPROM IC, after changing outdoor PBA?

2. Troubleshooting procedure

power offand download EEPROM data

(or. Insert the service EEPROM IC)

Exchange the Outdoor PBA

Restart after power off

Is the error appeared again?

NO

Terminate the service

YES

MODEL

"A"

DB92-02866A              CN501

DB92-02867A              CN202

Содержание AR18NSWXCWKNCV

Страница 1: ...ent and Adjustments 4 Disassembly and Reassembly 5 Assy Control 6 Electrical Parts List 7 Wiring Diagram 8 Schematic Diagram 9 Operating Instructions 10 Troubleshooting 11 Block Diagram 12 Reference Sheet Model Code Basic Code 8 49 14 8 49 14 8 49 14 8 49 14 AR18NSWXCWKXCV AR24NSWXCWKXCV AR18NSWXCWKNCV AR24NSWXCWKNCV ...

Страница 2: ...ons of Product 2 3 2 4 Accessory and Option Spec cations 2 4 3 Alignment and Adjustments 3 1 3 1 Test Mode 3 1 3 2 Display Error and Check Method 3 2 3 3 Setting Option Setup Method 3 4 4 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 2 4 2 Outdoor Unit 4 8 5 ASSY CONTROL 5 1 5 1 ASSY CONTROL IN 5 1 5 2 ASSY KIT 5 2 6 Electrical Parts List 6 1 6 1 INDOOR MAIN PCB 6 1 6 2 OUTDOOR MAIN PBA 6 5 7 W...

Страница 3: ...cked st 10 1 10 2 Communication Error 10 2 10 3 PCB Inspection Method 10 38 11 Block Diagram 11 1 11 1 Indoor unit 11 1 11 2 Outdoor unit 11 2 12 Reference Sheet 12 1 12 2 Low Refrigerant Pressure Distribution 12 2 12 3 Pressure Capacity mark 12 3 12 4 Q A for Non trouble 12 4 12 5 Cleaning Filter Change 12 7 12 6 Installation 12 9 12 7 Installation Diagram of Indoor Unit and Outdoor Unit 12 10 8 ...

Страница 4: ...FS UP BWPJE B IB BSE O 5IF BJS DPOEJUJPOFS NVTU CF QMVHHFE JOUP BO JOEFQFOEFOU DJSDVJU JG BQQMJDBCMF PS DPOOFDU UIF QPXFS DBCMF UP UIF BVYJMJBSZ DJSDVJU CSFBLFS O BMM QPMF EJTDPOOFDUJPO GSPN UIF QPXFS TVQQMZ NVTU CF JODPSQPSBUFE JO UIF GJYFE XJSJOH XJUI B DPOUBDU PQFOJOH PG NN O P OPU FYUFOE BO FMFDUSJD DPSE UP UIF BJS DPOEJUJPOFS O 5IF BJS DPOEJUJPOFS NVTU CF QMVHHFE JO BGUFS ZPV DPNQMFUF UIF JOT...

Страница 5: ... it contacts with your skin it can cause skin injury The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others Never store or load the air conditioner upside down or sideways to prevent the damage to the compressor Young children or infirm persons should be always supervised when they use the air conditioner Current is measured according to ...

Страница 6: ...w air conditioner not only provides maximum cooling power in the summer but also can be an running cost Now meet year round needs with one air conditioner Look for Everywhere The elegant and harmonious design gives priority to the esthetics of your space and complements any of your existing interior décor With its soft color and rounded edge shape the new air conditioner function function allows y...

Страница 7: ...None 18 46ć 25 24ć 11 45 208 230 60 1 520 1680 3100 480 2400 4300 2 7 7 6 13 7 2 6 10 5 18 9 83 96 98 80 99 98 6 35 15 88 550 20 UG8TH8265FJW AR24NSWXCWKXCV Wall mounted 8800 21000 31700 7500 27500 41000 15 44 75 15 54 95 51 60 12 5 12 65 15 45 88 46 57 13 470 1385 2550 AR18NSWXCWK CV Wall mounted 7500 18000 23884 7000 20600 30000 15 38 66 Model ITEM Type Pow er Pow er Consumtion W Low Std Max Ene...

Страница 8: ...r Unit kg 14 4 14 4 Outdoor Unit kg 53 70 Indoor Unit W H D mm 1065 311 301 1065 311 301 Outdoor Unit W H D mm 880 793 310 940 998 330 Indoor Unit dB 46 51 Outdoor Unit dB 57 60 Air Purifying System Filter 3 CARE FILTER 3 CARE FILTER Noise MODEL ITEM Design Net Weight Outer Dimension AR24NSWXCWK CV ...

Страница 9: ...DB68 07625A DB90 07731A 4301 000121 1 MANUAL USERS MANUAL INSTALL DB67 01533A DB93 15883S ...

Страница 10: ...n Error occurs display the Error Mode Operation Mode Cool mode operate the cool mode by operating the compressor by force without the compressor ON OFF according to the set temperature indoor temperature Do not follow the antifreeze control Up down louver Up down swing mode Indoor Fan Turbo Because the teat mode operate the cool mode by force not related to the set temperature indoor temperature c...

Страница 11: ......

Страница 12: ......

Страница 13: ...tep 1 Enter the Option Setup mode 1 Tack out the batteries of remote control 2 Press the temperature button simultaneously and insert the battery again 3 Make sure the remote control display shown as SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 SEG35...

Страница 14: ...riring isheard andtheOPERATIONICON lampofthedisplay metime thentheinputofoptioniscompleted Ifthederivingsoundisn theard tryagainpressingtheON OFFbutton PresstheMode Selectionkeytosetthedisplaypartandcheckthedisplaypart ė ThedisplaypartshowslikebelowwheneachtimeyoupressModebutton Step3 Uponcompletionoftheselection checkyoumaderightselections ...

Страница 15: ...Mode button to set the display panerl to 2 Every time you push the button the display panel reads repeatedly Push the Mode button to set the display panerl to 1 Every time you push the button the display panel reads repeatedly Step 5 Enter the Options Setup mode and select your options asscording to the following procedure ...

Страница 16: ...iscompleted Ifthederivingsoundisn theard tryagainpressingtheON OFFbutton Step8 Unitoperationtest run First Removethebatteryfromtheremotecontrol Second Re insertthebatteryintotheremotecontrol Third PressON OFFkeywiththedirectionofremotecontrolforset Errormode 1 Ifalllam ytoretry 2 Iftheunitisnotworkingproperlyoralllampsarecontinuously orrectoptioncodeis setupforitsmodel OptionItems Model SEG1 24 SE...

Страница 17: ......

Страница 18: ...supply 2 Detach FILTER PRE from the PANEL FRONT 3 Cover Panel is assembled on bottom of indoorunit as shown in the figure Remove the Cap Screw as shown on the right side and then remove the screw and separate the Cover Panel 4 Cover Panel is fixed to body by Hook in center area and side area Side area F03 F04 F05 Center area Side area HOOK ...

Страница 19: ...Parts Procedure Remark 5 Separate the hook after pushing both end of Cover Panel as shown in the figure Watch out for the damage of the hook 6 Raise front part upward obliquely as shown in the figure and then remove the hooks ...

Страница 20: ...e Remark Caution Assembly of Cover Panel after service end Reassembly is in the reverse order of the removal Piping and drain hose must be careful not to damage and Progress must be done with both hands Hook Side Hook Center Screw Cap Screw ...

Страница 21: ...n frame unfasten 2 screws at the bottom use Screw Driver 8 To detach the COVER PANEL from the main frame loosen 4 HOOK Structures When separate the hook Use the screw Driver Screw Driver Insert the hook and then pull the hook as shown on the right side Watch out for the damage of the hook ...

Страница 22: ...ELECTRONICS No Parts Procedure Remark 9 Remove the Panel Frame from the Main Frame as shown on the right side 10 Remove the WIFI KIT connector WIFI KIT connector is located of Panel Front For model with WIFI KIT ...

Страница 23: ... you separate the connector pull pressing the locking button 13 Loosen the Thermistor wires Display wire and Humidity wire connector Caution When you separate the connector pull pressing the locking button 14 Loosen the ground wire 15 Loosen the remote control PCB wire connector Caution When you separate the connector pull pressing the locking button ...

Страница 24: ...16 Take off the CASE CONTROL from the main frame after loosen the remaining connector Caution When you separate the connector pull pressing the locking button 4 TRAY DRAIN 17 To detach TRAY DRAIN from the main frame pull the bottom of the TRAY DRAIN towards you ...

Страница 25: ...ark 6 EVAPORATOR 18 Detach the HOLDER PIPE 19 Unfasten the screw at the left side use Screw Driver 20 Unfasten the screw at the right side use Screw Driver 21 To detach Evaporator from the main frame pull the bottom of the Evaporator towards you ...

Страница 26: ...ECTRONICS No Parts Procedure Remark 7 FAN MOTOR CROSS FAN 22 Unfasten the screw use Screw Driver 23 Detach the FAN Motor case 24 Unfasten the screw a little use Screw Driver 25 Pull the CROSS FAN to the left side ...

Страница 27: ... Lamp from the Back Body as shown on the right side Caution Confirm Seal of backside necessarily after replace of Assy SPI Lamp Seal should be close adhesion to SPI Lamp Measure as shown on the right side since replace If the seal is not close adhesion perfectly Defectiveness can happen ...

Страница 28: ...disassembling 1 Unscrew and remove the ten screws on each side of the CABI TOP Use type screw driver 2 ASSY COVER CONTROL 1 Unscrew and remove the one screw on the ASSY COVER CONTROL Use type screw driver 3 GUARD COND 1 Pull the sensor from Guard Cond 2 Unscrew and remove the four screws on the GUARD COND Use type screw driver AR18NSWSPWKXCV ...

Страница 29: ...rts Procedure Remark 4 CABI SIDE RH 1 Unscrew and remove the eleven screws on each side of the CABI BACK RH Use type screw driver 2 Pull the sensor from the CABI SIDE RH 5 CABI FRONT 1 Unscrew and remove the 9 screws on the CABI FRONT Use type screw driver ...

Страница 30: ... nut as shown in the picture and remove it Use adjustable wrench 7 MOTOR 1 Remove the fan 2 Unscrew and remove the four motor screws Use type screw driver 3 Disconnect the motor wire from the Ass y Control Out 8 BRACKET 1 Unscrew and remove the two screws on the BRACKET MOTOR Use type screw driver ...

Страница 31: ...34 Samsung Electronics No Parts Procedure Remark 9 CONTROL OUT 1 Disconnect the six connectors from the ASSY CONTROL OUT 2 Unscrew and remove the two screws on the CONTROL OUT Use type screw driver 3 Separate the ASSY CONTROL OUT ...

Страница 32: ...sung Electronics No Parts Procedure Remark 13 COMPRESSOR 1 Separate the COMPRESSOR FELT SOUND 2 Unscrew and remove the nut on the COVER TERMINAL Use adjustable wrench 3 Separate the compressor wire 4 Separate the COMPRESSOR FELT SOUND ...

Страница 33: ...sembly Samsung Electronics 37 No Parts Procedure Remark 5 As shown in the picture unscrew and bottom Use Adjustable Wrench 14 ASSY COND OUT 1 Unscrew and remove the four screws as shown in the picture Use type screw driver ...

Страница 34: ...ew and remove the three screws on the CABI FRONT RH Use type screw driver 2 CABI TOP 1 Unscrew and remove the nine screws on each side of the CABI TOP Use type screw driver 3 CABI INSTALL FRONT 1 Unscrew and remove the screw on the CABI INSTALL FRONT Use type screw driver AR24NSWSPWKXCV ...

Страница 35: ...Disassembly and Reassembly Samsung Electronics 39 No Parts Procedure Remark 4 GUARD COND 1 Pull the sensor from Guard Cond 2 Unscrew and remove the four screws on the GUARD COND Use type screw driver ...

Страница 36: ...ly and Reassembly 40 Samsung Electronics No Parts Procedure Remark 5 CABI BACK RH 1 Pull the sensor from the CABI BACK RH 2 Unscrew and remove the nine screws on each side the CABI BACK RH Use type screw driver ...

Страница 37: ...Disassembly and Reassembly Samsung Electronics 41 No Parts Procedure Remark 6 CABI INSTALL BACK 1 Unscrew and remove the 8 screws on the CABI FRONT LF Use type screw driver ...

Страница 38: ...Disassembly and Reassembly 42 Samsung Electronics No Parts Procedure Remark ...

Страница 39: ...Disassembly and Reassembly Samsung Electronics 43 No Parts Procedure Remark 7 FAN 1 Turn the two nuts as shown in the picture and remove them Use adjustable wrench ...

Страница 40: ...y and Reassembly 44 Samsung Electronics No Parts Procedure Remark 8 MOTOR 1 Remove the fan 2 Unscrew and remove the eight motor screws Use type screw driver 3 Disconnect the motor wire from the Ass y Control Out ...

Страница 41: ...Disassembly and Reassembly Samsung Electronics 45 No Parts Procedure Remark 9 BRACKET MOTOR 1 Unscrew and remove the two screws on the BRACKET MOTOR Use type screw driver ...

Страница 42: ... Samsung Electronics No Parts Procedure Remark 10 CONTROL OUT 1 Disconnect the six connectors form the ASSY Control OUT 2 Unscrew and remove the three screws on the CONTROL OUT Use type screw driver 3 Separate the ASSY CONTROL OUT ...

Страница 43: ...AY VALVE 1 Purge the coolant first 2 Unscrew and remove the four screws on the SERVICE VALVE Use type screw driver 3 Separate the pipe from the Entrance Exit using a welder When removing the compressor heat exchanger and pipe purge the completely and remove the pipe with a welding flame ...

Страница 44: ...s No Parts Procedure Remark 12 COMPRESSOR 1 Unscrew and remove the nut on the COVER TERMINAL Use adjustable wrench 2 Separate the compressor wire 3 Separate the COMPRESSOR FELT SOUND 4 As shown in the picture unscrew and bottom Use Adjustable Wrench ...

Страница 45: ...Disassembly and Reassembly Samsung Electronics 49 No Parts Procedure Remark 13 ASSY COND OUT 1 Unscrew remove the two screws on each side of the ASSY COND OUT Use type screw driver ...

Страница 46: ...3 Connect PC Download Jig PBA 2 Take off the Cabinet Check the LED off 4 13 A3050 1 1 Power off 4 3 EEPROM DOWNLOAD ...

Страница 47: ...6 Select COM Port and connect 5 Execute the Universal EEPwriter program 4 F1 F2 2pin F1 F2 2pin 7 Open the file 1 ...

Страница 48: ...4 1 ڟ ڿڼۊۇۉےۊ ڑ ڄ ڦڞڤڧڞٻ ړ ڄ ڦڞڤڧڞٻ ڒ ڄ ڦڞڤڧڞٻ 8 Click the Start button and reset the power 1 ...

Страница 49: ...NTROL 1 2 2 3 4 5 7 8 10 11 12 6 DB90 07972P DB90 09507A DB90 11194A 0Q 0 1 3 6 7PKV 66 6 75 6036 3 0 1 3 67 66 7 50 6725 66 211 725 5 6 1 66 211 725 5 6 1 66 211 725 5 6 1 66 211 725 5 6 1 6 5 7 33 1 66 211 725 5 63 6 1625 80 7 66 211 725 5 6 1 CKP OCVGTKCNU NKUV ...

Страница 50: ...61 HEADER BOARD TO CABLE BOX 5P 1R 2 5mm STRAIGHT SN WHT 5 8x14 9x7 0mm 1 PC 3711 002001 CN31 HEADER BOARD TO CABLE BOX 20P 2R 2 0mm STRAIGHT SN BLK 5 0X22 0X6 6mm 1 PC 3711 003404 CN71 HEADER BOARD TO CABLE 1WALL 2P 1R 7 92mm STRAIGHT SN BLU 1 PC 3711 003845 CN91 HEADER BOARD TO CABLE BOX 11P 1R 2mm STRAIGHT SN WHT 1 PC 3711 004122 CN32 HEADER BOARD TO CABLE BOX 14P 1R 2mm STRAIGHT SN WHT 1 PC 37...

Страница 51: ...33AT TSM 3P 2 9x1 6x0 7mm PLASTIC 3 3V 350mW 30to 85C TP 1 PC 1203 007526 IC02 IC POSI FIXED REG 7815 TO 252 3P 6 6 6 1mm 14 4 15 6V 1 3W 40to 125C TP 1 PC 2007 000039 R717 R CHIP 0ohm 1 1 10W TP 1608 1 PC 2007 000043 R703 R CHIP 1Kohm 1 1 10W TP 1608 1 PC 2007 000043 R706 R CHIP 1Kohm 1 1 10W TP 1608 1 PC 2007 000043 R805 R CHIP 1Kohm 1 1 10W TP 1608 1 PC 2007 000043 R815 R CHIP 1Kohm 1 1 10W TP ...

Страница 52: ...0157 R902 R CHIP 47Kohm 5 1 16W TP 1005 1 PC 2007 000162 R820 R CHIP 100Kohm 5 1 16W TP 1005 1 PC 2007 000162 R821 R CHIP 100Kohm 5 1 16W TP 1005 1 PC 2007 000171 R831 R CHIP 0ohm 5 1 16W TP 1005 1 PC 2007 000171 R833 R CHIP 0ohm 5 1 16W TP 1005 1 PC 2007 000171 R835 R CHIP 0ohm 5 1 16W TP 1005 1 PC 2007 000171 R837 R CHIP 0ohm 5 1 16W TP 1005 1 PC 2007 000171 R839 R CHIP 0ohm 5 1 16W TP 1005 1 PC...

Страница 53: ... 007318 R806 R CHIP 1Kohm 1 1 16W TP 1005 1 PC 2007 007318 R901 R CHIP 1Kohm 1 1 16W TP 1005 1 PC 2007 009922 R301 R CHIP 300Kohm 1 1 4W TP 3216 T0 55 1 PC 2007 009922 R302 R CHIP 300Kohm 1 1 4W TP 3216 T0 55 1 PC 2007 009922 R303 R CHIP 300Kohm 1 1 4W TP 3216 T0 55 1 PC 2203 000257 C705 C CER CHIP 10nF 10 50V X7R TP 1608 1 PC 2203 000257 C801 C CER CHIP 10nF 10 50V X7R TP 1608 1 PC 2203 000438 C5...

Страница 54: ...25V X5R TP 1005 1106 T0 5 1 PC 2203 007456 C512 C CER CHIP 1000nF 10 25V X5R TP 1005 1106 T0 5 1 PC 2203 007456 C515 C CER CHIP 1000nF 10 25V X5R TP 1005 1106 T0 5 1 PC 2203 007456 C518 C CER CHIP 1000nF 10 25V X5R TP 1005 1106 T0 5 1 PC 2203 007456 C523 C CER CHIP 1000nF 10 25V X5R TP 1005 1106 T0 5 1 PC 2203 007456 C526 C CER CHIP 1000nF 10 25V X5R TP 1005 1106 T0 5 1 PC 2203 007456 C528 C CER C...

Страница 55: ...OUND WHT 3 1mm 3 9x5 4mm 1 PC 0601 003285 LED2 LED ROUND WHT 3 1mm 3 9x5 4mm 1 PC 0601 003285 LED3 LED ROUND WHT 3 1mm 3 9x5 4mm 1 PC DB94 06672A ASSY PCB SMD SUB DISPLAY WIND FREE 64 36 N 5V WIND FREE 88DIS PLAY 3LED DB92 04106A 1 PC 0202 001933 SOLDER CREAM SOLDER CREAM LFM 48W TM HP D20 38um 96 5Sn 3Ag 0 5Cu Flux 12 0 5 G 0403 000258 ZD01 DIODE ZENER BZX84C5V6 5 2 6V 225mW SOT 23 TP 5 6V 1 PC 0...

Страница 56: ... 12 2 4ÿ7 6 5 37 21 12 2 4ÿ7 6 5 37 21 66 6 21752 83 66 211 725 5 5 725 66 211 725 5 6 1 66 6 5 0 1 7 66 3 19 57 5 5 2 66 3 0 1 66 6 21752 66 211 725 5 6 1 5 6 6 21 66 211 725 5 6 5 7 33 1 66 3 68 7 5 6833257 7 6 1 66 211 725 5 6 1 7 6 1 9 13 14 2 12 15 10 8 1 3 ...

Страница 57: ... 37 21 6 5 7 33 1 7 6 1 6 5 7 33 1 66 6 5 0 1 6 5 63 66 3 19 57 5 2 5021 66 3 0 1 29 5 21752 287 66 211 725 5 7 66 211 725 5 5 2 66 211 725 5 5 725 66 6 21752 66 3 68 7 5 NJ 5 6 6 21 66 211 725 5 6 1 6 5 7 33 1 66 211 725 5 6 1 6833257 7 6 1 6 877 3 4 14 2 17 10 13 15 16 20 18 5 7 19 21 6 8 22 ...

Страница 58: ...ror IPM Over Current O C Error Comp Starting Error Out door Fan Error EEV or Valve Close error Self diagnosis Time out Comm Inv Micom Main Micom etc Error Option error EEPROM error INDOOR MID INDOOR IN PIPE TH sensor error Fan error indoor ROOM TH sensor error Communication error indoor outdoor DB68 07733A DB68 07733A 00 ...

Страница 59: ... NULL 3 O4 7 ERROR_CHK 7 Vout 8 5VDC 8 SPI LAMP CN61 STEP UP DOWN 9 GND 9 REMOCON_SIGN_OUT 1 12VDC 1 12VDC 1 RX 2 04 2 TX 12 COM2_VCHECK_A 4 O5 13 COM2_VCHECK_B 5 O6 14 COM2_MICOM_AD CN63 STEP MOTOR 1 CN21 485 COMMUNICATION 5 01 CN31 DOWNLOAD 2 MAIN_TX WiFi_RX 1 RXD1 3 WiFi_RESET 3 03 4 02 4 J TAG_TDO 5 J TAG_TCK 6 J TAG_TDI CN75 SPMS 2 TXD1 4 GND 3 BOOT 5 12V 9 GND 3 N 10 VCC 11 VCC 7 J TAG_TMS 1...

Страница 60: ...AY PCB DB92 04106A 1 DIN DOUT 1 GND 1 DIN DOUT 2 CLK 2 Vout 2 CLK 3 STB 3 5VDC 3 STB 4 IRQ 4 IRQ 4 SWITCH INPUT 5 GND 5 GND 6 5VDC 7 Vout 8 PWM_LED 9 TEST_RX 10 TEST_TX 11 MODE0 Display PCB DB92 04106A CN02 CN04 CN01 CN02 CN01 CN04 ...

Страница 61: ...Samsung Electronics 8 CN61 CN62 CN63 CN71 POWER IN CN32 FJM NASA CN76 SMPS DC OUT SMPS DC OUT SUB PCB RECEIVE DB92 02874A 1 CN01 RECEIVE 1 GND 2 Vout 3 Vcc 4 S W 8 ...

Страница 62: ...ting wire Is inverted Terminalhasbeencut 2 There shall be no empty space between Ring terminal and Screw after Clamp If not there exists a possibility ich can be caused by electric heat in the connecting part Good Bad Ring terminal is connected reversely Bad Not clamped Screw Bad In the gap between Ring terminal Screw Bad Unused Ring Terminal ...

Страница 63: ...DB68 06675A 0 24K ...

Страница 64: ...P_B MAIN_TX WIFI_RX Trace1 COM2_MICOM_AD STEP_A STEP_B COM2_VCHECK_B CN81 YEL SMW250 04 4 3 2 1 WIFI_RESET MAIN_RX WIFI_TX R709 1 10W 1M F Q801 KSC2328A 1 3 2 R526 1 16W 10K J R504 1 16W 10K J R839 1 16W 0 J 100n 50V C802 IC06 2003 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 R505 1 16W 10K J Q802 KRC246S 1 2 3 Trace2 Trace3 TraceCLK SPI R502 1 16W 10K J COM2_VCHECK_A R531 1 16W 10K J ERROR_CHK COMP_CHK...

Страница 65: ...TP4 CNP901 YAW396 06V WHT 6 5 4 3 2 1 TP3 R404 1 10W 5 1K F C052 1nF 50V 100uF 25V CE402 DEBUG_TXD DEBUG_RXD P_GND1 TDI PLL NTRST P_GND1 P_GND1 TCK P_GND1 P_GND1 BOOT P_GND1 VDD18 TDO VDD18 TMS P_GND1 P_GND1 P_GND1 PLL P_GND1 P_GND1 NTRST ENC_Z ENC_B TMS TDI ENC_A ENC_Z SUB_RELAY P_GND1 50V 0 033n C242 XO XI XI XO TCK TDO BOOT DEBUG_RXD DEBUG_TXD C178 50V 0 33n 1 16W 100 F R537 W 6 1 1 0 0 1 F R57...

Страница 66: ... 5HIULJHUDWLQJ FOH LDJUDP ...

Страница 67: ...21 COMM UNICA TION 1 2 485COMM S IGNA L CN 72 BLDCF ANMOTOR 1 DC310 340 V 2 N C 3 A GN D 4 DC15V 5 F ANRPM 6 F ANFEEDB ACK CN32 F JM NA SA 1 7 11 14 FJ M N ASA SIGNAL 8 DC5V 9 GND 10 DC12V CN75 SMPS POWER IN 1 3 AC220 240V 2 N C CN 76 SM PS DC OU T 12V GN D 5V 1 DC12V 2 GN D 3 DC5V CN 77 SM PS DC OU T 19V GN D 310V 1 DC310V 340 V 2 3 N C 4 DC19V 27V 5 A GN D CN31 DO WN LOAD D OW NLOAD 14 CN42 HUM ...

Страница 68: ...4BNTVOH MFDUSPOJDT 1 JBHSBN 41 1 4 3 7 41 41 1 4 08 0 7 5 45 39 5 45 59 0 7PVU 7 4 8 0 45 32 7 7PVU QXN MFE 5 45 39 5 45 59 0 ...

Страница 69: ...4BNTVOH MFDUSPOJDT 1 JBHSBN 108 3 4 4 14 065 4 14 065 46 1 3 7 1 3 7 7PVU 7DD 4 8 ...

Страница 70: ...8 5 Outdoor PCB INVERTER_18K 24K 1 1 1 1 1 1 13 1 13 1 1 ķ ĸ Ĺ ĺ Ļ ļ Ľ ľ Ŀ 1 ŀ 1 1 1 ...

Страница 71: ... 8 5 Outdoor PCB MAIN 1 1 1 1 1 1 1 1 ...

Страница 72: ...8 5 Outdoor PCB INVERTER_24K 3 68 7 5ム メ 1 1 1 1 ķ ĸ Ĺ ĺ ķ0 1 3 7 5 3 ĸ 7 5 3257 Ĺ32 5 ĺ32 5 1 ...

Страница 73: ... wire Is inverted Terminalhasbeencut 2 There shall be no empty space between Ring terminal and Screw after Clamp If not there exists a possibility of fire which can be caused by electric heat in the connecting part Good Bad Ring terminal is connected reversely Bad Not clamped Screw Bad In the gap between Ring terminal Screw Bad Unused Ring Terminal ...

Страница 74: ...indicator Filterreset indicator Electricity consumption indicator Auto clean indicator Defrost indicator 02 Wi Fi indicator 03 Ionizerindicator 04 Timerindicator good sleep indicator Auto clean indicator 08 09 05 06 03 04 01 02 07 01 Airintake 02 Airѣ ter 03 AirѤͱw blade up and down 04 AirѤͱw blade left and right 05 Room temperature sensor 06 WI FI module 07 Wind Free panel 08 Display 09 Powerbutt...

Страница 75: ... indicator 06 Transmit indicator 07 Fan speed indicator 08 Ionizerindicator 09 Wind Free indicator 10 Vertical airswing indicator 11 Horizontal airswing indicator 12 Powerbutton 13 Temperature button 14 Timerbutton 15 Fan speed button 16 Direction button Selection button 17 Vertical airswing button 18 Mode button 19 Ionizer Wind Free button 20 Horizontal airswing button 21 Options Clean button 22 ...

Страница 76: ...AR18NSWXCWKXCV AR24NSWXCWKXCV ...

Страница 77: ...justed automatically with reference to a temperature of the air blew 3 Fan speed setting is not allowed in DRY mode The speed of the indoor fan is set to LL in DRY mode Fan speed is selected automatically in AUTO mode 4 Compressor stops operation intermittently in Dry mode Compressor operation is controlled automatically in DRY mode depending on the room temperature and humidity 5 Timer LED ORANGE...

Страница 78: ...and outdoor unit connected correctly 2 Isn t the power cable and communication cable cross 2 Troubleshooting procedure YES ExchangetheoutdoorunitPBA ExchangetheindoorunitPBA NO NO NO NO ExchangethePBAofnopowerunit Terminatetheservice Terminatetheservice Correct thewrongcable YES YES Isthecommunicationerroroccurredagain Is theconnectionofpowercableand communicationcablenormal YES Restartafterpowero...

Страница 79: ...2 Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 10kohm 3 attheroomtemperature of25 C YES DetachtheassembledsensorfromthePBAsensor connectorandmeasurethesensorresistancewith ohmmeter tester Istheconnectionofpowercable andcommunicationcablenormal Ass ySensorReplace Sensorresistancevalue 20 C 12 09kohm 30 C 8 31kohm 35 C 6 94kohm 40 C 5 8...

Страница 80: ...alue in accordance with temperature 2 Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 3 4and 5 610kohm 3 attheroom temperatureof25ఁ YES DetachtheassembledsensorfromthePBAsensor connectorandmeasurethesensorresistancewith ohmmeter tester Istheconnectionofpowercable andcommunicationcablenormal SensorReplace Sensorresistancevalue 20 C 12 09k...

Страница 81: ...d with the connector CN61 CN62 CN63 2 Troubleshooting procedure NO YES ExchangethePBA Normal YES NO NO NO Istheconnectedlouverwire Isthelampblinking YES YES ConnectthewirePBAtolouvermotor Checktheasintheprocedure Nopower Isthevoltagechangeableatthepin 2 5ofCN61 CN62 CN63 louverconnector Doesoperationstartwhenswingbuttonofthe remotecontrolunitpushed Up Downlouvermotorisfaulty Unplugthepowercordandp...

Страница 82: ...rocedure NO YES PoweroffandSeparatetheFanmotorwire fromCN72onIndoorPBA ExchangetheFan motor YES YES NO YES YES Doesthefanrotate Isthefanerrorappearedagain Isthereshortamong eachpin 1 6 IsthevoltageofCN72 1 3over250Vdc IsthevoltageofCN72 3 5and 3 6within1Vdc 15Vdcduring theoperation Restartafterpoweroff Reassemblethefanwireandinputthepoweragain PBAproblemorMotorproblem ChangethePBAfirstandchecktheo...

Страница 83: ...resistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value 1 2 10kohm 3 attheroomtemperature of 25 Isthe sensor connector CN251 connected correctly in accordance with a color YES YES Is the connection of power cable and communication cable normal Sensor Replace Sensor resistance v...

Страница 84: ...4 Is the resistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value 5 6 10kohm 3 attheroomtemperature of 25 Isthe sensor connector CN251 connected correctly in accordance with a color YES YES Is the connection of power cable and communication cable normal Sensor Replace Sensor res...

Страница 85: ...perature 4 Is the resistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value 3 4 200kohm 3 attheroomtemperature of 25 Isthe sensor connector CN251 connected correctly in accordance with a color YES YES Is the connection of power cable and communication cable normal Sensor Replace ...

Страница 86: ...gas leak 3 Download the EEPROM data 2 Troubleshooting procedure Restart after power off The condition is too poor for airconditionertooperate Wait until discharge temperature is decreased Restart after power off Download the EEPROM data Exchange the Outdoor PBA Exchanged the Compressor Is the discharge over temperature sensor error appeared again Is the discharge over temperature sensor error appe...

Страница 87: ...nding of motor and propeller 2 Troubleshooting procedure NO YES Powero Separatethe Fan motor wire from CNP901 on Outdoor PBA Exchange the Fan motor YES YES NO YES YES Does the fan rotate Is the fan error appeared again Is there short among each pin 1 6 Isthevoltageof CNP901 1 3 over250Vdc Is the voltageof CNP901 3 5 and 3 6 with in 1Vdc 15Vdc during the operation Rest Reassemble the fan wire and i...

Страница 88: ...ire is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restart after power off Download the EEPROM data Exchange the compressor Is the restart error occurred again Is the connection of compressor wire is normal Is the restart error occurred again Is the compressor body and interphase resistance insulated NO NO NO NO Terminate th...

Страница 89: ...connection of cable for the compressor 2 Is the compressor wire is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restartafterpoweroff Exchangethecompressor Istherestarterroroccurredagain Isthe connectionof compressorwireisnormal PBAandCompressor Istherestarterroroccurredagain Isthecompressorbodyand interphaseresistanceinsulate...

Страница 90: ...ing temperature abnormal overload 3 Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restartafterpoweroff IstheO Cerroroccurred Isthe connectionofcompressorwireisnormal IstheO Cerroroccurredagain Istheconditionofindoor outdoortemperature normalload NO NO NO NO Terminatetheservic...

Страница 91: ...ics 10 15 Exchangethecompressor Isthepositionof temperaturesensorandsensing valuenormal Isthecompressorbody andinterphaseresistance insulated NO NO Correctthesensorpositionor exchangethesensor ExchangetheOutdoorPBA YES ...

Страница 92: ... Is the reactor wire connected 2 Troubleshooting procedure YES YES YES YES Isthe connectedofreactor wire PBA Reactor Is the DC_link voltage CE101 CE102 CE103 isnormalinoper at ion mode Normal range 280Vdc 320Vdc Is the DC_link sensingvoltage R101 isnormalinoperation mode Normal range 0 2Vdc 4 8Vdc Is the reactor insulation damaged Rest Start the operation cooling mode or heating mode Exchange the ...

Страница 93: ...Is the reactor wire connected 3 Is the PFC resistor A value is normal Outdoor PBA 2 Troubleshooting procedure YES YES YES Isthe connectedofreactor wire PBA Reactor Is the DC_link sensing voltage B isnormalinoperation mode Normal range 0 2Vdc 4 8Vdc Is the reactor insulation damaged Restart after power off Start the operation cooling mode or heating mode Exchange the Reactor NO NO NO Connect the re...

Страница 94: ... LED BLINKING LED OFF 1 Checklist 1 Is the input voltage of outdoor terminal block is normal 2 Is the input voltage is higher than 300Vac 3 Is the reactor wire connected 2 Troubleshooting procedure YES YES YES Isthe connectedofreactor wire PBA Reactor Isthetheinputvoltageisnomal Normal range 180Vac 270Vac Is the DC_link voltage CE101 CE102 CE103 isnormalinoperation mode Normal range 280Vdc 320Vdc ...

Страница 95: ... Electronics 10 19 YES YES IstheDC_linksensing voltage R105 isnormalinoperationmode Normalrange 0 2Vdc 4 0Vdc Isthereactorinsulationdamaged Exchangethe Reactor NO NO ExchangetheOutdoorPBA ExchangetheOutdoorPBA ...

Страница 96: ...3 Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Rest Exchange the Outdoor PBA Is the conditio ndoor outdoor temperature normal load Is the position of temperature sensor and the sensing value normal Is the connection cable for the compressor and power terminal normal NO NO NO...

Страница 97: ...LED BLINKING LED OFF 1 Checklist 1 Is the PFC Shunt R701 R702 resistance value correct Check the resistor is opened 2 Is the IPM Shunt R410 R411 resistance value correct Check the resistor is opened 3 Is there no short or open around IC451 2 Troubleshooting procedure Rest Exchange the Outdoor PBA Is the PFC shunt and IPM shunt resistance value correct Is the current sensor error appeared again NO ...

Страница 98: ...ensor error O Heatsink Over Temperature Error O LED ON LED BLINKING LED OFF 1 Checklist 1 Are there screws assembly in PBA heatsink 2 Is the gap PBA heatsink 3 Is the fan operation normal 4 Is the cover assembly in control box normal 2 Troubleshooting procedure Restartafterpoweroff Exchangethe OutdoorPBA AretherescrewsinPBA heatsink 4screws Isthefan operationnormal NO NO Fasteningthescrew Checkthe...

Страница 99: ...normal overload 3 Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure YES YES YES YES Is the O C error occurred Is the connection of compressor wire is normal Is the Comp Vlimit error occurred again Is the condition of indoor outdoor temperature normal load Rest NO NO NO NO Termina...

Страница 100: ...tronics YES NO Isthepositionof temperaturesensorandsensing valuenormal Isthecompressor bodyandinterphaseresistance insulated Exchangethecompressor NO YES Correctthesensorpositionor exchangethesensor ExchangetheOutdoorPBA ...

Страница 101: ... OTP errorEEPROM Data Error Main Micom Inv Micom LED ON LED BLINKING LED OFF 1 Checklist 1 Is there a short around micom 2 Is there a short around A 3 Did you download or insert EEPROM IC after changing outdoor PBA 2 Troubleshooting procedure power offand download EEPROM data or Insertthe serviceEEPROM IC Exchange the Outdoor PBA Restartafter poweroff Is the error appeared again NO Terminate the s...

Страница 102: ...utdoor display O Operation condition secession O LED ON LED BLINKING LED OFF 1 Checklist 1 Check the temperature around the outdoor unit 2 Troubleshooting procedure Restartafterpoweroff Thetemperatureconditionistoopoortooperate Waituntiltemperatureischanged Istheoperationconditionsecession errorappearedagain Heatingmode Istheoutdoortemperatureover40ఁor under 30ఁ Coolingmode Istheoutdoortemperature...

Страница 103: ...EEV valve connection CN701 in Outdoo r unit 4 Check the refrigerant was charged 2 Troubleshooting procedure Rest _in sensor normal Is the gas leak error appeared again Is the EEV valve connection normal IstheEEV valveisoperation Checkthe soundof EEV valve after power on NO NO NO NO Indoor sensor take the normal position Terminate the service Connect the EEV valve Change the EEV valve ChecktheEEV v...

Страница 104: ...10 28 Samsung Electronics ExchangetheIndoorPBA ExchangetheOutdoorPBA Isthepressureof refrigerantnormal NO Checkthepipecrack Filluptherefrigerant YES ...

Страница 105: ...50 normal 6 Is the voltage of SMPS DC in Main PBA CN151 CN152 normal 2 Troubleshooting procedure Unplug the power cord Restart after power o Check SMPS wire connection Isthe power cable from terminal block to PBA is correct L CN002 N CN001 EARTH CN003 Is the power normal Check the fuse open or not F001 Is AC powerisnormal forSMPS CN150 220Vac 240Vac NO NO NO NO Reconnect the power wire correctly C...

Страница 106: ...hooting procedure YES YES YES YES YES YES Is the power cable from terminal block toPBA is correct CNP001 L CNP002 N CNP003 GND Is the power normal Is the SMPS is normal MAIN 18V CE170 17Vdc 19Vdc Checkthe fuse open or not F001 Is the SMPS is normal MAIN 5V CE174 4 5V 5 5Vdc Unplug the power cord Rest Exchange the PBA NO NO NO NO NO NO Reconnect the power wire correctly Checkthe power source Exchan...

Страница 107: ...ving 1 Checklist 1 Check if the connector was normally assembled 2 Check the battery in remote control 3 All the lights out and check again Change electronic typed to a rescent light 4 Put the set in operation and check the voltage of display PBA 5 Replace the display PBA ...

Страница 108: ...701 in Outdoor unit 4 Check the refrigerant was charged 2 Troubleshooting procedure Rest ChecktheEEV valve operation Exchange the Indoor PBA Exchange the Outdoor PBA Is the positio ndoor eva_in sensor normal Is the gas leak error appeared again Is the EEV valve connection normal IstheEEV valveisoperation Checkthe soundofEEV valveafter power on Is the pressure of refrigerant normal NO NO NO NO NO C...

Страница 109: ...is normally If the PBA is defective replace 2 Troubleshooting procedure NO NO NO G YES YES YES YES YES YES YES Did stop valve of the low pressure valve open perfectly Among compressor operation does cold air come out from the indoor unit Connect the manifold gauge to the service port of low pressure side service valve and then measure the refrigerant pressure Does measurement pressure include in 1...

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Страница 116: ... 2 Note Please measure the refrigerant pressure after the air conditioner operates on testing cooling mode during more than 10 minutes Indoor Temp Variation 20 C 32 C Outdoor Temp Variation 5 C 45 C Low Refrigerant Pressure Distribution AR18NSWSPWK CV AR24NSWSPWK CV ...

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Страница 121: ...put the Air filter out Insert the Air filter back in its original position and close the front panel Dry the Air filter in a ventilated area Clean the Air filter with a vacuum cleaner or soft brush If dust is too heavy rinse it with running water on the usage and environmental conditions In dusty area clean it once a week Power well ventilated area ...

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Страница 126: ...f Outdoor Unit Starting Voltage Higher than 80 of the Rated Voltage WORKING RANGE Applicable models AR18NSWSPWKNCV AR24NSWSPWKNCV 12 7 4 20 10 0 10 20 30 40 50 10 5 0 5 10 15 20 25 30 35 40 Ambient Temperature Indoor Temperature 20 10 0 10 20 30 40 50 10 5 0 5 10 15 20 25 30 35 40 Ambient Temperature Indoor Temperature 12 11 ...

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