NEC POWERMATE 8100 Series Service And Reference Manual page 166

NLX Connector P1 Pin Assignments (PCI Segment)
Pin Signal
A31 IRDY#
A32 DECSEL#
A33 3.3VDC
A34 STOP#
A35 PERR#
A36 SERR#
A37 GND
A38 C/BE[1]#
A39 AD[13]
A40 AD[10]
A41 GND
A42 C/BE[0]#
A43 AD[00]
A44 AD[06]
A45 3.3VDC
A46 AD[05]
A47 AD[01]
A48 AD[03]
A49 GND
A50 AD[02]
A51 5VDC
B1 PCSPKR_RT
B2 +12V
B3 PCSPKR_L
B4 +12V
B5 PCICKL0
B6 GND
B7 PCICLK1
B8 SER_IRQ
B9 PCIINT2#
B10 3.3VDC
B11 PCICLK3
B12 GND
B13 GNT3#
Type I/O
PCI I/O
PCI I/O
PWR NA
PCI I/O
PCI I/O
PCI I/O
PWR NA
PCI I/O
PCI I/O
PCI I/O
PWR NA
PCI I/O
PCI I/O
PCI I/O
PWR NA
PCI I/O
PCI I/O
PCI I/O
PWR NA
PCI I/O
PWR NA
AUDIO O
PWR NA
AUDIO O
PWR NA
PCI O
PWR NA
PCI O
MISC I/O
PCI I
PWR NA
PCI O
PWR NA
PCI O
Termination
RIS
RIS
NA
RIS
RIS
RIS
NA
RIS
RIS
RIS
NA
RIS
RIS
RIS
NA
RIS
RIS
RIS
NA
RIS
NA
NA
NA
NA
NA
MB
NA
MB
MB
RIS
NA
MB
NA
RIS
Riser Board 5-7