Lenovo J SERIES 3000 - Manual (Page 103)

10 CMOS battery 20 12V power connector
Machine Types 7396, 7397, and 7398
1 Microprocessor and heat sink 11 Front USB connectors (2)
2 Microprocessor fan connector 12 Serial (COM2) connector
3 Memory connector 1 13 Front audio connectors
4 Memory connector 2 14 PCI adapter connectors (2)
5 Power connector 15 PCI Express x1 graphics adapter connector
6 Diskette drive connector 16 CMOS battery
7 IDE connector 17 PCI Express x16 graphics adapter connector
8 SATA IDE connectors (2) 18 System fan connector
9 Front panel (power switch/LED)
connector 19 12V power connector
10 Clear CMOS/Recovery jumper
Removing and replacing the drive bay assembly
You will need to remove the drive bay assembly to access some FRUs.
1. Remove the computer cover. See “Removing the cover” on page 94.
2. Remove the front bezel by releasing the three tabs and pivoting the top of the bezel outward.
Chapter 9 . Replacing FRUs (Types 7390, 7391, 7392, 7396, 7397, and 7398) 97