LG GR-B652Y*B, Service Manual

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7. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM
7-1 FUNCTION
The following description is basically for GR-M652Y*A/M712Y*A, M652Y*X/M712Y*X, M652Y*Y/M712Y*Y, GRB652Y*
B/B712Y*B, B652Y*S/B712Y*S, B652Y*Y/B712Y*Y, GR-B652Y*Q/B712Y*Q
For the other models, refer to the diagram of the entire PCB circuit.
1. When the appliance is plugged in, it is set to ‘Medium’. Each time the button is pushed, Exterior display is set to
‘ 3 ’ ‘ 2 ’ ‘ 1 ’ ‘ 0 ’ ‘ 6 ’ ‘ 5 ’ ‘ 4 ’ in order and Interior display is set to ‘ R2 ’ ‘ R3 ’ ‘ R4 ’ ‘ R0 ’ ‘ R1 ’.
2. When the power is initially applied or restored after a power failure, it is automatically set to ‘3’ against the interruption of
electric power.
7-1-1 FUNCTION
GR-M652Y*A/M712Y*A
GR-M652Y*X/M712Y*X
GR-M652Y*Y/M712Y*Y
GR-B652Y*B/M712Y*B
GR-B652Y*S/B712Y*S
GR-B652Y*Y/B712Y*Y
GR-B652Y*Q/B712Y*Q
GR-B652Y*C/B712Y*C
Low
Temp
Control
Very
Low
Medium/
Low
Medium/
High
Very
High
Medium High
TEMP(°C)
ROOM REFRIGERATOR
Low Medium High
Temp
Control
Medium/
Low
Medium/
High
TEMP(°C)
ROOM REFRIGERATOR
6 5 4 2 0 3 1