Components/

 

Check Method and Criterion

 

Parts Mounted

Part Name

 

 

Position

 

 

 

Vegetable com-

 

 

 

In the fan grille.

 

•The pointer of the tester equipped with a diode range shakes

partment LED

 

 

 

when measuring the resistance between 4-pin connector

 

(12V DC)

 

 

Normal condition

No.3(-) and No.4(+).

 

 

 

 

 

 

 

•Use a tester equipped with a diode range (

) for

 

 

 

judgement.

 

 

 

 

 

 

 

 

Timing in

Electricity is supllied all the time.

 

 

 

making contact

 

 

 

 

 

 

 

 

 

 

 

 

•The pointer of the tester equipped with a diode range does

 

 

 

not shake when measuring the resistance between 4-pin

 

 

Abnormal

connector No.3(-) and No.4(+).

 

 

 

condition

•Make sure that the pointer of the tester does not shake even

 

 

 

if the polarities are reversed.

 

 

 

 

•Resistance: Short-circuited (0')

 

 

 

 

 

 

 

LED shown in the figure on the right turns orange in the above timing.

Note: LED cannot be replaced individually because it is combined with the fan grille.

Use a tester equipped with a diode range

LED

(

).

LED for bacteria

 

•After water is supplied to the ice tray.

On the external

removal from

 

surface of the

Timing in

•After the ice level sensor lever detects that ice storage

water tank

tank holder.

making contact

becomes full.

(12V DC)

 

 

•While the door is kept open for maximum of 5 minutes.

 

 

 

 

 

 

 

 

 

 

 

Abnormal

When the door is opened, LED goes out within 5 minutes.

 

 

condition

wMake sure if the connector is securely connected.

 

 

 

 

 

 

 

 

LED

 

 

 

 

 

 

 

 

 

 

 

 

 

Note: LED cannot be replaced individually because

 

 

 

 

 

it is embedded in the tank holder.

 

 

 

 

 

 

 

 

6-7 TEST POINT DIAGRAM OF FILTER BOARD

MR-G50J-NZ

Earth

AC230V

230V

31

Page 31
Image 31
Mitsubishi Electronics MR-G50J-SS-NZ manual Test Point Diagram of Filter Board MR-G50J-NZ