The following illustration shows the controls, LEDs, and connectors on the front of the server.
Figure 4. Front view
Table 2. Components on the server front view
1 VGA connector (optional) 8 Network activity LED (green)
2 Drive activity LED (green) 9 Identification button/LED (blue)
3 Drive status LED (yellow) 10 System error LED (yellow)
4 Pull-out information tab
11 Front operator panel with optional pull-out LCD
display
5 USB 1 (USB 2.0 with Lenovo XClarity Controller
management)
12 Rack release latches
6 USB 2
13 2.5-inch drive bays
7 Power button/LED (green)
1 VGA connector (optional):
Connect a monitor to this connector.
Notes:
• When the optional front VGA connector is in use, the rear one will be disabled.
• The maximum video resolution is 1920 x 1200 at 60 Hz.
2 Drive activity LED (green):
Each hot-swap drive comes with an activity LED, and when this LED is flashing, it indicates that the drive is in
use.
3 Drive status LED (yellow):
These LEDs are on SAS or SATA hard disk drives and solid-state drives. When one of these LEDs is lit, it
indicates that the drive has failed. When this LED is flashing slowly (one flash per second), it indicates that
the drive is being rebuilt. When the LED is flashing rapidly (three flashes per second), it indicates that the
controller is identifying the drive.
4 Pull-out information tab:
10
ThinkSystem SR850 Maintenance Manual
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