Additional Technical Manual D981
Introduction
This technical manual applies for the mainboard D981. This system board is available in different
configuration levels. Depending on the hardware configuration of your device, it may be that you cannot
find several options in your version of the system board, even though they are described.
Further information e. g. the complete
the BIOS-Setup
chapter 3.
are provided on the
technical manual for the D981
„Drivers & Utility“ CD
. For detailed information please look at
and the
reference manual for
1 Features
Version D981-A D981-B D981-E
Processor Intel Pentium II
233 - 333 MHz
IrDA
Video
Audio
Socket for Wavetable-Upgrade
SCSI
USB
2nd serial Interface
KBD-on
BIOS Fax
Frontpanel II Connector
WOL (Wake on LAN)
√√√
−−−
√√−
√√−
√−−
√√√
√√√
√√√
−−−
−−√
√√−
Intel Pentium II
233 - 333 MHz
Intel Pentium II
233 - 333 MHz
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Additional Technical Manual D981
2 Mechanics
2.1 Layout
ATX 12'' x 9,6'' (305mm x 244mm)
CAUTION:
Computer mainboards and components contain very delicate IC chips. To protect them against
damage caused from electric static, you have to follow some precautions:
•
Unplug your computer when you work inside
•
Hold components by the edge, don't touch their leads
•
Use a grounded wrist strap
Place the mainboard and the components on a grounded antistatic pad whenever you work
outside the computer
2.2 Assembling Slot 1
Before inserting the CPU, you have to assembly the including retention module. Please be
carefully to avoid a damage of the mainboard.
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Additional Technical Manual D981
2.3 Connectors, DIP-Switch, Jumpers
2.3.1 Power-Supply Connector 1
Pin Signal
1 + 3.3V
2 + 3.3V
3 GND
4 + 5V
5 GND
6 + 5V
7 GND
8 POWER GOOD
9 + 5V SB
10 + 12V
11 + 3.3V
12 - 12V
13 GND
14 PS ON
15 GND
16 GND
17 GND
18 - 5V
19 + 5V
20 + 5V
Pin 11
Pin 1
2.3.2 Power ON Switch-Connector
Pin Signal
1 VCCHELP over 1K
2 Power-On Puls (high Asserted)
2.3.3 CPU-FAN Connector
Pin Signal
1 GND
2 FAN Power Supply
3 Sense
Pin 1
Pin 1
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Additional Technical Manual D981
2.3.4 SYS-FAN Connector
(optional)
Pin Signal
1 GND
2 + 12 V
3 Sense
2.3.5 Speaker Connector
Pin Signal
1 VCC
2 GND
3 Key
4 SPEAKER OUT
2.3.6 Serial Port 1 (V24)
Pin Signal Pin Signal
1 DCD 1 6 DSR 1
2 SIN 1 7 RTS 1
3 SOUT 1 8 CTS 1
4 DTR 1 9 RI 1 (Remote On)
5 GND
2.3.7 Serial Port 2 (V24)
Pin Signal Pin Signal
1 DCD 1 6 DSR 1
2 SIN 1 7 RTS 1
3 SOUT 1 8 CTS 1
4 DTR 1 9 RI 1
5 GND
Pin 1
Pin 1
Pin 1
Pin 1
2.3.8 Serial Port1 for Cardreader
Pin Signal Pin Signal
1 DCD 1 2 DSR 1
3 SIN 1 4 RTS 1
5 SOUT 1 6 CTS 1
7 DTR 1 8 PC_ON_Strobe
9 GND 10 VCCHELP
11 EXTSMI 12 VCC
13 RESETDRV 14 GND
15 GND 16 key
2.3.9 Parallel Port
Signal Pin Pin Signal
STROBE 1 14 AUTOFD
LPT DAT 0 2 15 ERROR
LPT DAT 1 3 16 INIT
LPT DAT 2 4 17 LPT SEL
LPT DAT 3 5 18 GND
LPT DAT 4 6 19 GND
LPT DAT 5 7 20 GND
LPT DAT 6 8 21 GND
LPT DAT 7 9 22 GND
ACK 10 23 GND
BUSY 11 24 GND
PEMTY 12 25 GND
SELECT 13
Pin 1
Pin 1
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