Dell OptiPlex GX100 - Manual (Page 49)

Figure 4 , Figure 5 , and Figure 6 show the small-form-factor, low-profile, and mini tower chassis, respectively, with the cover removed.
Figure 4. Inside the Small-Form-Factor Chassis
Figure 5. Inside the Low-Profile Chassis
Figure 6. Inside the Mini Tower Chassis
1 System board
2 Power supply
3 Drive cage
4 Internal hard-disk drive bracket
5 Expansion-card cage
6 Bottom of computer
1 CD-ROM drive interface cable
2 Externally accessible upper bay
3 Hard-disk drive
4 Diskette-drive interface cable
5 Hard-disk drive interface cable
6 Expansion-card cage
7 System board
8 Expansion-card slots
9 I/O ports and connectors
10 AC power receptacle
11 Security cable slot
12 Power supply
13 Chassis intrusion switch
1 Diskette drive in upper bay
2 Diskette drive interface cable
3 Hard-disk drive interface cable
4 Hard-disk drive
5 Chassis intrusion switch
6 Expansion-card cage
7 Expansion-card slots
8 Security cable slot
9 I/O ports and connectors
10 AC power receptacle
11 Padlock ring
12 Power supply