4-2. Outdoor Unit Control PCB
(4) Layout Diagram (CR-C256VH8)
Fuse
Fuse
(F101)
Terminal
Terminal
(CN015)
Fuse
Fuse
(F002)
TEST
TEST
(CN036)
MODE
MODE
(CN031)
RC ADD
(S003)
RC ADD
(S002)
AUTO ADD
AUTO ADD
(S001)
EXCT
EXCT
(CN026)
QUIET
QUIET
MODE
MODE
(CN028)
PUMP
PUMP
DOWN
DOWN
(S005)
Comp discharge temp. (TD)
Comp discharge temp. (TD)
Outdoor air temp. (TO)
Outdoor air temp. (TO)
Sensor at upper side
Suction temp.
Sensor at upper side
Suction temp.
of heat exchanger (C2)
(TS)
(TS)
of heat exchanger (C2)
Sensor at lower side
Sensor at lower side
of heat exchanger (C1)
of heat exchanger (C1)
4-13
4
LED1
LED2
EEPROM
EEPROM
(IC007)