III - 51
3
SM830063
Service Procedures
5. PCBs illustrations
7
Outdoor unit control PCB (CR-CR483GVH)
1487_THS_I
CN053 (RED)
: 52C
CN059 (WHT)
CN055 (GRN)
: LIV
CN054 (WHT)
: 20S
CN056 (YEL)
: HPV
CN057 (WHT)
: LPV1/LPV2
/LPV3
CN058 (BLU)
: SAVE
CN060 (GRY)
: 02
CN120
: E
CN050 (WHT)
: 63PH
CN052 (BLK)
: 49F/49C
S004 (RED)
: Setting SW for No. of indoor units
S002 (BLK) : R.C. address
F002 : Fuse 250V/3.15A
F001 : Fuse 250V/3.15A
CN042 (WHT)
CN121 (WHT)
CN122 (RED)
: L3/N
CN041 (BLK)
CN70 (WHT)
: MOV
CN100 : +MOV
CN033 (BRN)
AC TRANS
CN001 (BLU)
CN102 : +5V
CN101 : +12V
CN010 : CT
D001 (RED)
: Power lamp
D083 (ORG)
: Alarm lamp
CN080 (RED)
: AIR TEMP
CN081 (BLK)
: EXL
CN082 (BRN)
: EXG
CN084 (WHT)
: DISCH
S008 (GRN)
S005 (GRN)
CN026 (RED) : CP (Check pin)
CN027 (YEL) : TP (Test pin
×
60)
CN028 (WHT) : RPSW
CN029 (WHT) : CTP
LED : Message lamps
CN025 (WHT) : CHNG
S003 (BLU) : R.C. address
S001 (A. ADR)
CN103 : GND
CN003 : (BLK)
F003
: Fuse 125V/0.5A
CR-CR363GVH
CN023 (WHT)
: Operation terminal
: Operates the indoor unit
(for checking when servicing)
CN024 (WHT)
: Stop terminal
: Stop the indoor unit
CN022 (WHT)
: Cooling/Heating switching
terminal changes the operation
mode of the indoor unit
(for checking when servicing)