PCB Diagram
8-34Samsung Electronics
8-3-3 MAIN PCB
+ ‘
0
9 8 7 6 5 4 3 2 1
“
=Q
*
(
)
! @ # $ % ^ &
NO. CN# COLOR FUNCTION
!
CN12 BLUE
TRANSMITTER POWER(12V)
@
CN13 BLACK
TRANSMITTER POWER(5V)
#
CN31 RED
COMMUNICATION FOR INDOOR
$
CN32 YELLOW
COMMUNICATION FOR OUTDOOR
%
CN92 BLACK SUB. MICOM DOWNLOAD
^
CN91 BLACK MAIN. MICOM DOWNLOAD
&
OPT1 WHITE
COOLING/HEATING SELECT
*
CN83 YELLOW 3 PHASE CHECK
(
CN51 YELLOW
VARIABLE COMP. CURRENT
)
CN52 BLUE FIXED COMP. CURRENT
1
CN70 BLACK AC POWER INPUT
2
CN75 WHITE VARIABLE COMP. CCH
3
CN76 BLACK FIXED COMP. CCH
4
CN82 YELLOW OIL VALVE
5
CN72 BLUE COMP. SIGNAL
NO. CN# COLOR FUNCTION
6
CN74 RED HOT-GAS BYPASS VALVE
7
CN71 WHITE PWM VALVE
8
CN73 YELLOW 4WAY VALVE
9
CN85 YELLOW EEV BYPASS VALVE
0
CN84 BLUE MAIN COOLING VALVE
“
CN64 BLUE LIQUID EEV
‘
CN41 BLUE LOW PRESSURE SENSOR
+
CN12 RED HIGH PRESSURE SENSOR
=
CN44 WHITE
DISCHARGE/SUCTION TEMP. SENSOR
Q
CN65 BLACK HR EEV
q
CN47 WHITE OIL/2TUBE/COND SENSOR
W
CN62 BLUE EEV
w
CN99 WHITE DC POWER INPUT
E
CN49 BLUE OUTDOOR SENSOR
e
CN45 YELLOW SUMP SENSOR
e
E
w
W
q
■ DVM HR2