Blink R536 Manuel d'utilisateur télécharger pdf (Page 12)

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4 TROUBLESHOOTING FLOWCHART

1 The power source can not be turned on. (The POWER lamp does not light.)

• Check the connection between Transformer and Power & Control Board and Driver

Board and Operation panel.

• No Be sure the connection.

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• Yes Is Fuse (F1) on Filter PCB blown out?

• Yes Replace Fuse (F1).

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• No Are the signal level between 1-pin and 8-pin of CN1 on Power & Control Board,

29 Vac, between 3-pin and 6-pin, 8 Vac, and between 4-pin and 5 pin, 10 Vac?

• No Replace Transformer.

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• Yes Is the voltage level at VCC (1-pin) of Q6 of the Power & Control Board, +8V?

• No Is fuse (F1) on Power & Control Board blown out?

• Yes Replace Fuse (F1)?

▼

• No Replace D6, D7, D8 and D9 of the Power & Control Board.

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• Yes Is the voltage level between one side and the other of C25 of the Power &

Control Board, +5V?

• No Replace Q6 or TR6 of the Power & Control Board.

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• Yes Is +5V supplied for CN3 of the Driver board?

+5V (CN3 – 3 pin)

0V (CN3 – 2 pin)

• No Check +5V supplied for the Driver board or replace Driver board?

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• Yes Is +5V supplied for CN1 of the operation panel board?

+5V (CN1 – 5 pin)

0V (CN1 – 6 pin)

• No Replace a cable in the operation panel or replace the operation panel.

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• Yes Replace D2 or R2 on the operation panel.

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Blink R536 Manuel d'utilisateur Page 12