Samsung R21 Wartungshandbuch PDF herunterladen (Seite 16)

CONFIDENTIAL

RS21A*/RS24A* 5-1

5 Troubleshooting

Does proper DC 14 V appear at

DC jack connected to CN800?

Check SMPS PCB and Adapter.

Yes

Does proper DC 5 V appear at

Pin 2 of IC815 and IC816?

Check IC815 and IC 816

Check IC811 and IC817.

Yes

Does proper DC 2.5 V appear at

Pin 2 of IC804 and IC806?

Check IC804 and IC806

Yes

Does proper DC 3.3 V appear at

Pin 2 of IC800, IC801 and IC805?

Check IC800, IC801 and IC805.

Yes

Does proper DC 5 V appear at

Pin 2 of IC810?

Check IC810.

Yes

5-1 No Power

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 69 70

Keine Kommentare

Samsung R21 Wartungshandbuch Seite 16