Samsung OFFICESERV 7100 Service Manual page 145

3.4.10.2 Abnormal Operation of PoE
The method to solve the problem when the problem occurs in PoE operation of the PLIM
board is as follows:
Start
Does the power is normally
supplied to the connected
port?
Yes
Does it operate only in a
specific port?
No
End
© SAMSUNG Electronics Co., Ltd.
- Check the LAN cable.
No
- Check the Strap Option.
- Check the connected terminal.
- Replace U1 of PLIMD if the ports #
1, 2, 5, 6 operate abnormally.
Yes
- Replace U2 of PLIMD if the ports #
3, 4, 7, 8 operate abnormally.
- Replace U4 of PLIMD if the ports #9,
10, 13, 14 operate abnormally.
- Replace U6 of PLIMD if the ports #
11, 12, 15, 16 operate abnormally.
OfficeServ 7100 Service Manual
3-51