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15
1
Intrusion switch*
17
Non-hot-swap power supply*
19
Power distribution board*
21
Power distribution board cage*
23
3
CPU
25
Heat sink and fan assembly
Notes:
• * Available on some models
1
•
Self-service CRUs: Parts to be installed or replaced by customer themselves.
2
•
Optional CRUs: Parts can be installed or replaced by customers or technicians under certain terms of
the applicable warranty service type for your country or region.
3
•
Non-CRUs: Parts must be installed or replaced only by trained service technicians.
Before servicing a Lenovo product, ensure that you read and understand "Read this first: safety information"
on page iii. Use only parts provided by Lenovo for replacement. For a complete listing of FRU information,
such as FRU part numbers and supported server models, go to:
http://www.lenovo.com/serviceparts-lookup
Hot-swap drive activity and status LEDs
Each hot-swap drive has two LEDs on the front.
Figure 9. Hot-swap drive activity and status LEDs
1
Drive activity LED
Off
Green
Blinking green
Green
2
3
3
2
2
Drive status LED
The drive has failed or is not present.
Off
The drive is present but not in use.
Off
The drive is active and data is being transferred.
Off
Blinking amber
(blinking rapidly, about
The RAID controller is identifying the drive.
four flashes per
second)
16
1
Rear system fan
18
Hot-swap power supplies (2)*
20
Hot-swap power supply cage*
22
3
System board
24
Memory module (vary by model)
26
Power conversion board*
2
1
Description
1
1
1
2
.
Chapter 3
Product overview
21
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