TYAN TACOMA User Manual page 10

Pentium pro atx 440fx pci-isa system board
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Jumper Block J26:
ATX/AT Power Connector Select: J4
Caution: Do not have J4 ON and have the ATX power connector installed at the
time.
same
S1672-ATX-001 http://www.tyan.com
1 Soft Power On
Power On Pins 1-2
2 GND
3
4
5 Key
6 VCC
7 Key
8 Signal In
Infra Red Pins 6-11
9 GND
10 Signal Out
11 VCC
12 Key
13 VCC
14 Key
15 Cathode
HDD LED Pins 15-16
16 Anode
17 Key
18 Cathode
19 No Connect
Power LED Pins 18-20
20 Anode
21 Key
22 GND
Reset Pins 22-23
23 Reset
24 VCC
25 GND
Speaker Pins 24-27
26 Key
27 Data
Connector
J4
ATX
off (default)
AT
on
10

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