Acrosser AR-R5800 Manuel d'utilisateur télécharger pdf (Page 34)

Revision: 1.0

28. JP1 (For LAN1/LAN2 Bypass Function

Select.).

29. RTC1

Pins 1 and 2 shorted

(Default): Forced Normal.

Pins 2 and 3 shorted:

Controlled By CPLD.

Otherwise : Forced Bypass

CMOS Backup Battery:

An onboard battery saves the CMOS memory to

keep the BIOS information stays on even after

disconnected your system with power source.

Nevertheless, this backup battery exhausts after

some five years.

Once the error message like “CMOS BATTERY

HAS FAILED” or “CMOS checksum error”

displays on monitor, this backup battery is no

longer functional and has to be renewed

30. CCMOS1. 31. JP4 (For LAN3/LAN4 Bypass Function

Select.).

Pins 1 and 2 shorted

(Default): Forced Normal.

Pins 2 and 3 shorted:

Controlled By CPLD.

Otherwise : Forced Bypass

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