Daewoo FRS(N)-U20IA, Service Manual

Page: 54 / 143

53
ITEM REMARK NO CHECK POINT
Compensation of
Weak Refrigeration
→
Making R-temp
cooler
1
* Used when making R-temp. down
to compensate for weak refrigeration
without changing FCP temp. setting.
▷
Cutting of J18 ; down by 1.5
℃
▷
Cutting of J18, J19 ; down by 3
℃
Relay Power
Controller
2 * To check normal voltage of each electrical devices
to & from Mi-com.
▷
Check input & output voltage of MICOM and IC7, 8.
Fan Power
Controller
3
* To check input & output voltage of Fan
Electric Current Fuse
4 * To check when each device does not work (250V,3.15A)
Time Shortening
Switch
5 * To shorten time in PCB checkup
(Pressing 1 time is regarded as 1 minute has passed.)
Regurator IC(5V)
6 * To check voltage of MICOM and IC
Voltage check of IC#6 (Input :12V,Output : 5V)
1
2
3
4
5
6
J18,19
■
FRS(N)-U20DA/EA/FA/GA
▷
#2 : Input
▷
#5 : Output
F R C