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LG PQNFG14B0, Installation Manual, Page: 8 / 19

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LG PQNFG14B0 Installation Manual Download Page 8

Wiring Diagram 

8 CNU

ON

L1   2   3    4

KSDO4H

CNU PCB

BUS_A

BUS_A

BUS_B

BUS_B

CNU Connection

DC 9V adaptor connection

PC Central controller

MULTI V OUTDOOR TERMINAL BLOCK

DC 9V

A

B

E

F

C

D

VCC GND

CN_CENTRAL

Multi-V SUPER
(PLUS) or MPS product
Outdoor main PCB

Please refer to network interface setting method on 
the 11 page.
It explains about how to set PI 485(M) dip switch.

■

SUPER(PLUS) & MPS PRODUCT

Wiring Diagram 

❈

NOTICE : Use of terminal block in case of Multi V and other models may or may not be needed. 

If it is not present, make direct connections.

Summary of Contents for PQNFG14B0

Page 1: ...n work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this Installation Manual for future reference after reading it thoroughly Model PQNFG14B0 INSTALLATION MANUAL Visit us at http www lgservice com ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH CHINESE ...

Page 2: ...tion 9 Network Interface Connection 11 Dip Switch Configuration 11 CNU setup method 12 Connect with the PC 12 Set the PC environment for CNU IP setting 13 CNU Setup Configuration 18 CNU Normal operation condition confirmation 19 Hardware operation condition confirmation 19 LAN communication condition confirmation 19 485 Communication condition confirmation 19 ...

Page 3: ...ble material in vicinity of the product Don t disassemble repair and modify the product at your will Otherwise it may cause fire hazard and product trouble failure Or else it may cause fire hazard and electric shock Cautions for safety To prevent injury to the user or other people and property damage the following instructions must be followed Incorrect operation due to ignoring instruction will c...

Page 4: ...r into interior of the product Don t put heavy material upon electricity supply chord Don t put heavy material upon the product Otherwise it may cause electric shock and product failure Or else it may cause fire hazard and electric shock Or else it may cause product trouble failure Always request to our Service Center or installation expert agency in such case as the product has been submerged und...

Page 5: ...th If water has been smeared on electric charge part use it after removing water Don t let metallic products of necklace coin key watch etc touch the battery terminal Or else it may cause fire hazard and product deformation Or else it may cause product failure Or else it may cause product failure and injury WHEN USING Wax Thinner ...

Page 6: ...A In out port RS232 1ea RS485 1ea LAN 1ea Power supply DC 9V 2 0A International standard IEC320 C8 type LGAP Power cord NOTE AC input spec 100 250 VAC universal input Desktop style or wall plug style Notice In Australia purchase the power code In Australia the power code from local area The power code is not included in the package ...

Page 7: ...r supplied PQNFG14B0 PMNFP14A0 PMNFP14A1 Reset button NOTICE this terminal is for communication stability so don t remove and connect other line RJ45 Connector Connect with HUB OR Deluxe PC Central Controller L06D Connection of LAN H W LINK LED L07D Connection of LAN H W LED DUPLEX L08D 10MEGA BASE Communication LED when CNU II is connected with Deluxe central controller L09D 100MEGA BASE Communic...

Page 8: ...9V A B E F C D VCC GND CN_CENTRAL Multi V SUPER PLUS or MPS product Outdoor main PCB Please refer to network interface setting method on the 11 page It explains about how to set PI 485 M dip switch SUPER PLUS MPS PRODUCT Wiring Diagram NOTICE Use of terminal block in case of Multi V and other models may or may not be needed If it is not present make direct connections ...

Page 9: ...Wiring Diagram Installation Manual 9 ENGLISH Connection Deluxe central controller connection Cross Cable Direct Cable Direct Cable ...

Page 10: ...iring Diagram 10 CNU PC central controller connection Cross Cable Direct Cable Direct Cable Use the cross cable if not using the hub If willing to use the hub use the direct cable to connect with the hub ...

Page 11: ...1A0 PQCSS502A0 1 ON Al others OFF MPS Multi Standard Product Without LGAP central controller Ex DCC PQCSW series or PCC PQCSS501A0 PQCSS502A0 2 ON All others OFF Multi Standard Product With LGAP central controller Ex PCC PQCSS513A0 2 and 4 ON All others OFF Common PCB MPS Inverter Product With LGAP central controller Ex PCC PQCSS513A0 1 and 4 ON Al others OFF MPS Non Inverter Product applied Pleas...

Page 12: ...CNU IP is automatically set up 192 168 1 101 following factory shipment Do not set up the CNU IP if wanting to use the PC Central Control without changing the CNU IP or Deluxe central controller connection LAN connection RS22 connection Connect Power DC 9V Adaptor supplied ...

Page 13: ...2 Monitoring Program on the PC You can download the RS232 Monitoring Program from LG air conditioner global website 3 Follow below procedure Install Teraterm program Select serial Change port 1 Select language 2 Click Continue 3 Click Continue 4 Installing step of program 5 Finishing step of the installation Change IP address And Gateway Click the PCB s Reset button Recheck the Changed DATA Serial...

Page 14: ...CNU setup method 14 CNU Install Teraterm program Select serial Change port Serial port Setup to change boud rate 1 Select Serial 2 Reset the Port which is used by 232 cable 1 Click the starting icon ...

Page 15: ...U setup method Installation Manual 15 ENGLISH Change port Serial port Setup to change boud rate 1 Click the Setup button 2 choosing serial port 3 Change boud rate 4 Set 57600 Click the PCB s Reset button ...

Page 16: ...CNU setup method 16 CNU Serial port Setup to change boud rate 1 Click the PCB s reset button 1 type the character C Change IP address And Gateway Click the PCB s Reset button ...

Page 17: ... other setting items properly Change IP address And Gateway Click the PCB s Reset button Recheck the Changed DATA Check CNU Setting data 1 MAC Device Address Don t change 2 IP CNU internet address 3 Gateway internet Gateway 4 Subnet Subnet mask Don t change 5 Load all info total information 6 Central Controller Protocol Select protocol 0 or 1 refer next page 7 Daytime Setting 8 Telnet Port 23 Don ...

Page 18: ...sult with network manager 6 Central controller Protocol 1 LGAP 0 OLD LGAP selection menu select 0 in using Deluxe central controller or PC central controller without LGAP PQCSS501A0 PQCSS502A0 select 1 in using PC central controller with LGAP PQCSS513A0 example Central Controller Protocol LGPA 1 OLD 0 After input 0 press ENTER Central Controller Protocol LGAP 1 OLD 0 After input 1 press ENTER Noti...

Page 19: ...ormation has same with the CNU IP information ex If CNU IP is 192 168 1 101 then the PC network information does to have a same network information 192 168 1 XXX except same CNU IP number or 1 3 When PING test executes well LAN communication operates in the normality 485 Communication condition confirmation 1 Before confirm 485 communication condition check indoor address setting and 485 G W opera...

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