PCB Diagram and Parts List
5-4 Samsung Electronics
MAIN (cont.)
No. Description
1 CN85-STATUS CHECK
1 12V
2 ERROR CHECK
3 12V
4 COMP CHECK
2 CN92-COMM TEST
1 VCC
2 RXD INVERTER
3 INV COMM
4 GND
3 CN42-HIGH PRESS SENSOR
1 HIGH PRESS SENSOR
2 -
3 GND
4 5V
4 CN83-EVI-EEV
1 EEV SIGNAL 1
2 EEV SIGNAL 2
3 EEV SIGNAL 3
4 EEV SIGNAL 4
5 12V
No. Description
7 CN12-TRANSMITTER DC POWER
12V
1 12V
2 GND
8 CN81-EEV
1 EEV1 SIGNAL 1
2 EEV1 SIGNAL 2
3 EEV1 SIGNAL 3
4 EEV1 SIGNAL 4
5 12V
6 12V
9 CN45-LIQUID SENSOR
1 LIQUID SENSOR
2 GND
3 DISCHARGE SENSOR 2
4 GND
5 -
6 -
No. Description
5 CN86-EXT-CTL
1 EXTERNAL CONTROL
SIGNAL
2 GND
No. Description
10 CN43-DIS, TOP, COND, AMBIENT
SENSOR
1 DISCHARGE SENSOR
2 GND
3 TOP SENSOR
4 GND
5 COND OUT SENSOR
6 GND
7 AMBIENT SENSOR
8 GND
11 CN44-SUCTION, EVI-IN, OUT
SENSOR
1 SUCTION SENSOR
2 GND
3 EVI IN SENSOR
4 GND
5 EVI OUT SENSOR
6 GND
No. Description
6 CN23-DOWNLOAD
1 RXD IN
2 TXD IN
3 nTRST
4 TDO
5 TCK
6 TDI
7 TMS
8 TRACE CLK
9 GND
10 VCC
11 VCC
12 MODE 0
13 RESET
14 TRACE 3
15 F SCLK
16 F SDAT
17 GND
18 TRACE 2
19 TRACE 1
20 TRACE 0
No. Description
12 CN41-LOW PRESSURE SENSOR
1 -
2 LOW PRESS SENSOR
3 GND
4 VCC
13 CN91 – INV COMM
1 12V
2 INV-SMPS
3 COMM-OUT
4 GND