Table 3-2 System Board Components - Digital Equipment AlphaStation 500 Series User Information

Table 3-2 System Board Components

Figure Components
Legend
1 System board
2 Parallel Port (J41)
3 External SCSI (J42)
4 3.5 inch removable media interface connector (Floppy) (J38)
5 Keyboard (top) /Mouse (bottom) connectors (J39)
6 Serial ports (Comm 1, top/ Comm 2, bottom) (J40)
7 Audio card (J36)
8 SROM port (J24)
9 Power connector (+5V sense, -5V sense) (J21)
10 Power connector (+3.43 sense) (J8)
11 Power connector (+12V) (J7)
12 LED's Halt/Reset cable connector (J5)
13 Diagnostic port (MFG only) (J4)
14 Locating pin holes (2 places)
15 Cache fan connector (J3)
16 Connectors for DIMM memory modules (J23, J24, J25, J26, J27, J28,
J29, J30)
17 Cache
18 System fan connector (J1)
19 Alpha CPU
20 Mounting holes (9 places)
21 CIA Bridge
22 Riser card (J34)
23 Media Adapter Unit (MAU) Connector Header (J32)
24 Internal SCSI Header (J37)
Installing System Options
AlphaStation 500 Series User Information 3-7