LG AMNH076LQL0 Service Manual page 109
Multi type
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2 OR MORE SIMPLE CENTRAL CONTROL CONNECTION
OUTDOOR
MAIN PCB
BUS
B
BUS
A
GND
+10V
D
Outdoor unit 1
OUTDOOR
MAIN PCB
BUS
B
BUS
A
GND
+10V
D
Outdoor unit 2
PI485 setting method(LG Aircon Network unit)
Settings method of
ON
KS DO 4H
L1 2 3
4
ON
KS DO 4H
L1 2 3
4
• Function of LG Network
- It is possible to connect the network of LG air conditioners and to connect various contents of the network
system, which is simple, deluxe and PC central control.
- Please refer to "LG Control System Manual" about the detail functions and the products possible to network.
- As the Interface for networking, PNF-P14A0M/R/C is applied.
INDOOR UNIT 1
INDOOR UNIT 2
INDOOR UNIT 3
INDOOR UNIT 4
INDOOR UNIT 5
INDOOR UNIT 6
GND
C
Vcc
CN-POWER
GND
CN-POWER
S1
S2
L
LED2
LED3
LED4
IC1P
S5
S6
+
+
+
+
LED7
LED8
LED5
S10
S11
S9
+
+
+
LED9
LED10
LED11
LED12
+
+
S14
+
S15
+
LED16
LED13
LED14
LED15
PWB:6870A10001A
C GND VCC
ASM:6711A20005E
+
S15
S18
LED17
ON
KSDO4H
L1 2 3
4
S19
Master Mode
Group Number 0
INDOOR UNIT 1
INDOOR UNIT 2
INDOOR UNIT 3
INDOOR UNIT 4
INDOOR UNIT 5
INDOOR UNIT 6
Vcc
GND
C
CN-POWER
GND
CN-POWER
S2
S1
L
LED2
LED3
LED4
IC1P
S5
S6
+
+
+
+
LED5
LED7
LED8
S9
S10
S11
+
+
+
LED9
LED12
LED10
LED11
S14
S15
+
+
+
+
LED16
C GND VCC
LED13
LED14
LED15
PWB:6870A10001A
ASM:6711A20005E
+
S15
S18
ON
KSDO4H
LED17
L1 2 3
4
S19
Master Mode
Group Number 0
TPS Inverter Multi Type
1 ON + All OFF : Connection of "TPS Inverter Multi Connection + General Central
Controller" Case.
1,4
ON + All OFF : Connection of
Central Controller applied ¡¸ LGAP¡¹ " Case.
* LGAP : LG Air conditioners Protocol
<Group Number 0>
D
Master
DIP SWITCH
CN-COM B
CN-COM A
S4
S3
TX1
1. Adhere the PI485 Module(For connecting central control) to the Control Box.
S12
S16
2. Connect the PI485 Module to central control.
3. In the case of connecting two more than central control, set the Master/Slave mode
and then connect each communication lines(C,D) <Refer to above fig>.
*Special purcharse: Central control(P/No.:4995A20105F),
PI485 Module(PNF-P14A0M)
* It can be added to 15 Central controls for the slave control.
<Group Number 1>
D
Slave
DIP SWITCH
CN-COM B
CN-COM A
S4
S3
TX1
S12
S16
Selection of product
unit type
ON
KS DO 4H
L1 2 3
"TPS Inverter Multi Connection +
Control Devices and Function
Note
001
Group No.
Indoor No.
Selection of network type
4
Service Manual 109
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