Sony PCV-J150 - Manual (Page 63)

System Board 51
PCI Slot Connectors
There are a total of four PCI slot connectors (slot #1 to #4). Two PCI slot
connectors (slot #3 and #4) are available. The other PCI slots are occupied
by the Ethernet card (slot #2) and fax/modem card (slot #1). The PCI slots
support 32-bit 5V and Universal (3.3/5V) PCI add-in cards.
OM04599B.VSD
Slot 3 (PCI)
Slot 4 (PCI)
Slot 2 (PCI)
Slot 1 (PCI)
B1 B62 B49 B52
A1 A62 A49 A52
PCI slot connector