Lenovo 6523 User Manual Page 38

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Important:
1. Before you change any switch settings or move any jumpers, turn off the server;
then, disconnect all power cords and external cables. Review the information in
“Installation guidelines” on page 29, “Handling static-sensitive devices” on page
31, and “Turning off the server” on page 28.
2. Any system-board switch or jumper blocks that are not shown in the illustrations
in this document are reserved.
System-board LEDs
The following illustration shows the LEDs on the system board.
Heatsink
Orientation
DIMMs
DIMMs
1 Fan 5 error LED 9 PCI Express slot 2 error LED
2 Fan 4 error LED 10 PCI Express slot 1 error LED
3 H8 Heartbeat LED 11 Microprocessor error LED
4 Fan 3 error LED 12 Battery error LED
5 Fan 2 error LED 13 Standby power LED
6 Fan 1 error LED 14 System board error LED
7 SAS/SATA Controller LED 15 DIMM 1-6 error LEDs
8 IMM heart beat LED
Table 4. System-board LEDs
LED Description
Error LEDs When one of these LEDs is lit, it indicates that the associated
component has failed.
22 ThinkServer TS200 Types 6522, 6523, 6524, 6525, 6526, 6528, 6529, and 6530: Installation and User Guide
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