Daewoo KOC-984T, Service Manual, Page: 34 / 36

34
PRINTED WIRING BOARD
7. Case of no stopping of the count down timer
When the door is opened during operation, the count down timer does not stop.
•
Check method
8. Case of appearring Err6 on the display
•
Check method
KO C-984T
STAGE POIN T A POINT B
D oor opened O pen +5 V D C
D oor closed C losed G N D
KO C-984T
POINT W AVEFORM
A
B
C
If clock does not keep exact tim e, you m ust check
D iode D 1 & Transistor Q 1
NOTE
C heck the state (O N , O F F ) of the secondary interlock sw itch by resistance m easurem ent.
NOTE