Toshiba Magnia Z500 - Manual (Page 231)

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Expansion slots (64bit/133MHz PCI-X slot)
NOTE: In the table below, “I/O” denotes the input/output
when seen from the server.
Expansion slots
Pin number
3.3V-system environment
Side B I/O Side A I/O
1 -12V TRST# O
2 TCK O +12V
3 GND TMS O
4 TD0 I TDI O
5 +5V +5V
6 +5V INTA# I
7 INTB# I INTC# I
8 INTD# I +5V
9 PRSNT1# I Reserved
10 Reserved +3.3V
11 PRSNT2# I Reserved
12 Connector key
13 Connector key
14 Reserved 3.3Vaux I
15 GND RST# O
16 CLK O +3.3V
17 GND GNT# O
18 REQ# I GND
19 +3.3V PME# I/O