Fz-Fan Motor Fg Signal Error - Samsung RF263 Series Repair Manual

Error-code :

FZ-Fan Motor FG SIGNAL ERROR

Block
① Inspect the FZ Room Fan
- Inspect Contact CONNECTOR No.1~3 Pin/
Switching
② Inspect the Fan Motor FG output: When Main PBA
No.7(BRN)+No.1(GRY) Fan rotate
- Normal : DC 2~4V
- Failure : DC 2V↓  Inspect Wire Open  Fan replacement
CONNECTOR
Main PBA
21 E
CN 76
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※ Inspect the Wire
① Inspect the Fan Motor
- Inspect CONNECTOR
No.3(WHT) + Main PBA
CN76 No.7(BRN) WIRE OPEN
- Inspect CONNECTOR
No.2(REL) + Main PBA CN76
No.3(YEL) WIRE OPEN
- Inspect CONNECTOR
No.1(BLK) + Main PBA CN76
No.1(GRY) WIRE OPEN
① Inspect normal condition
after replacement
Measure Main PBA CN76
No.1(GRY)+No.3(YEL) DC
voltage on Connector contact
and power on condition
Normal : Measure DC 2~4 V
Failure : DC 2V↓, 4V↑
- 25/65 -
1: GND(BLK)
2: VCC(RED)
3: F G (YEL)
CN76