EasyManuals Logo

Biostar A75MH User Manual

Biostar A75MH
51 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #18 background imageLoading...
Page #18 background image
Motherboard Manual
16
JCMOS1: Clear CMOS Header
Placing the jumper on pin2-3, it allows user to restore the BIOS safe setting and
the CMOS data. Please carefully follow the procedures to avoid damaging the
motherboard.
1
3
Pin 1-2 Close:
Normal Operation (default).
1
3
1
3
Pin 2-3 Close:
Clear CMOS data.
Clear CMOS Procedures:
1. Remove AC power line.
2. Set the jumper to “Pin 2-3 close”.
3. Wait for five seconds.
4. Set the jumper to “Pin 1-2 close”.
5. Power on the AC.
6. Load Optimal Defaults and save settings in CMOS.
J_COM1: Serial Port Connector
The motherboard has a Serial Port Connector for connecting RS-232 Port.
Pin
Assignment
1 Carrier detect
2 Received data
3 Transmitted data
4 Data terminal ready
5 Signal ground
6 Data set ready
7 Request to send
8 Clear to send
9 Ring indicator
19
210
10 NC

Other manuals for Biostar A75MH

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Biostar A75MH and is the answer not in the manual?

Biostar A75MH Specifications

General IconGeneral
BrandBiostar
ModelA75MH
CategoryMotherboard
LanguageEnglish

Related product manuals