Lenovo ThinkServer TS460, User Manual And Hardware Maintenance Manual

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23 TPM/TCM connector
Used to connect a ThinkServer Trusted Platform Module (TPM), which is a security chip, to enhance server
security.
24 25 26 27 PCIe slots
Slot Physical slot size Negotiable link bandwidth Supported card length
and height
24
PCIe slot 4 x8 x1, x4, x8 Half-length, full height
25
PCIe slot 3 x1 x1 Half-length, full height
26
PCIe slot 2 x16 x1, x4, x8, x16* Full-length, full height
27
PCIe slot 1
x4 x1, x4** Full-length, full height
Notes:
• * If a PCIe card is inserted into 24 PCIe slot 4, 26 PCIe slot 2 only supports a maximum link bandwidth
of x8.
• ** If an M.2 PCIe device is inserted into 21 M.2 connector, 27 PCIe slot 1 is disabled.
28 Clear CMOS jumper
Used to clear CMOS and turn the BIOS settings into the factory default settings.
Note: Clearing CMOS does not erase your BIOS passwords.
To clear CMOS, do the following:
1. Prepare your server. See “Preparing your server in advance and removing the server cover” on page 57.
2. Lay the server on its side for easier operation.
3. Do one of the following:
• Remove the coin-cell battery for a few minutes. Then, reinstall it. See “Coin-cell battery” on page 106.
• Use the two levers of a tweezer to touch the two metal contacts of the jumper for a few seconds.
4. Reinstall the server cover and connect the power cords. See “Completing the parts replacement” on
page 121.
5. Connect the server to an ac power source and turn on the server. The clearing CMOS process is
completed.
29 Coin-cell battery
Your server has a special type of memory that maintains the date, time, and configuration information for
built-in features. The coin-cell battery keeps the information active when you turn off the server.
30 Rear system fan connector
Used to connect the rear system fan.
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ThinkServer TS460 User Guide and Hardware Maintenance Manual