User guide
Hardware Installation - 30 -
You may clear the CMOS values by removing the battery:
1. Turn off your computer and unplug the power cord.
2. Gently remove the battery from the battery holder and wait for one
minute. (Or use a metal object like a screwdriver to touch the positive
and negative terminals of the battery holder, making them short for 5
seconds.)
3. Replace the battery.
4. Plug in the power cord and restart your computer.
• Always turn off your computer and unplug the power cord before replacing the battery.
• Replace the battery with an equivalent one. Danger of explosion if the battery is replaced with
an incorrect model.
• Contact the place of purchase or local dealer if you are not able to replace the battery by your-
self or uncertain about the battery model.
• When installing the battery, note the orientation of the positive side (+) and the negative side (-)
of the battery (the positive side should face up).
• Used batteries must be handled in accordance with local environmental regulations.
14) BAT (Battery)
The battery provides power to keep the values (such as BIOS congurations, date, and time information)
in the CMOS when the computer is turned off. Replace the battery when the battery voltage drops to a
low level, or the CMOS values may not be accurate or may be lost.
13) LPT (Parallel Port Header)
The LPT header can provide one parallel port via an optional LPT port cable. For purchasing the optional
LPT port cable, please contact the local dealer.
G.QBOFM
25
26
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2
Pin No. Denition Pin No. Denition
1 STB- 14 GND
2 AFD- 15 PD6
3 PD0 16 GND
4 ERR- 17 PD7
5 PD1 18 GND
6 INIT- 19 ACK-
7 PD2 20 GND
8 SLIN- 21 BUSY
9 PD3 22 GND
10 GND 23 PE
11 PD4 24 No Pin
12 GND 25 SLCT
13 PD5 26 GND