65
TROUBLESHOOTING
4-21) If Water is not supplied
Start
MAIN PBA normal
-- Need to check the other parts
①
Check the wire between water valve
MAIN PBA
②
Ice water valve itself has trouble or bad
contact of connector
③
Check the connection hose
④
Check the operation between Panel PBA
and MAIN PBA for Communication.
Normal(Check Ice
water valve hose)
YES
Replace Valve
NO
1) Check the dispensing lever
2) Check switch unit/ wiring
connection
3) Replace PBA
NO
Check soldering
short/Replace PBA
NO
NO
YES
YES
YES
YES
YES
Is the confirming
sound of the valve operation heard
when dispenser switch
pushed?
Is the valve unit normal?
Is the voltage of
CN50 #6 changed 0V~5V according to
switch On/Off?
Does Main PBA
IC73 #6 have about 5V input when
switch is on?
Check soldering
short/Replace PBA
NO
Does Main PBA IC73 #13
have about 0.7V output when
switch is on
Check soldering
short/Replace PBA
NO
Is the contact point of main
PBA RELAY RY79 normal?
Summary of Contents for LS3165H52HR
Page 52: ...54 TROUBLESHOOTING Diode Voltage of IPM ...
Page 69: ...72 PCB DIAGRAM 6 3 Connector Arrangement Main Board ...
Page 71: ...69 5 WIRING DIAGRAM ...
Page 72: ...74 7 1 Block Diagram 7 SCHEMATIC DIAGRAM ...
Page 73: ...75 SCHEMATIC DIAGRAM 7 2 Block Diagram INVERTER PBA DC 13 2V 5V ...
Page 76: ...EXPLODED VIEW 1 FREEZER ...
Page 78: ...15 EXPLODED VIEW 2 FRIDGE 16 ...
Page 83: ...1 7 1 8 4 5 7 3 8 2 8 3 11 10 12 EXPLODED VIEW 4 DOOR FRE 4 6 9 3 13 ...
Page 85: ...3 4 5 1 3 2 2 3 3 3 4 3 4 1 3 1 6 EXPLODED VIEW 5 DOOR REF IN ...
Page 87: ...3 3 1 2 1 1 1 4 1 5 1 6 1 7 4 EXPLODED VIEW 6 DOOR REF OUT 1 ...