Lenovo N20 Chromebook Hardware Maintenance Manual - Lenovo N20 Chromebook - Page 29

FRU CRU category, CRU ID, Table 1. FRU CRU categories, LCD module - exploded view - 11 6

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Table 1. FRU (CRU) categories No. FRU (CRU) category 1 LCD module 2 Keyboard 3 Upper case 4 Touch pad cable 5 dc-in connector bracket 6 dc-in connector 7 System board 8 WLAN & Bluetooth combo module 9 I/O board cable 10 I/O board 11 Battery pack 12 Speakers 13 Base cover ac power adapter Power cord CRU ID N ** N N N N N N N N N N N * * Note: A customer replaceable unit (CRU) is identified by a single asterisk (*) or two asterisks (**) in the CRU ID column. A single asterisk (*) means that the part is a Self-service CRU; two asterisks (**) means that the part is an Optional-service CRU. A Letter "N" in the CRU ID column means that the part is not a CRU. 1 2 2 3 5 4 5 7 6 6 9 8 Figure 2. LCD module - exploded view Table 2. FRU categories for the LCD module No. FRU (CRU) category 1 LCD bezel CRU ID N Chapter 3. Idetifying FRUs (CRUs) 23

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Table 1. FRU (CRU) categories
No.
FRU (CRU) category
CRU ID
1
LCDmodule
N
2
Keyboard
**
3
Upper case
N
4
Touchpadcable
N
5
dc-inconnectorbracket
N
6
dc-inconnector
N
7
Systemboard
N
8
WLAN&Bluetoothcombomodule
N
9
I/Oboardcable
N
10
I/O board
N
11
Batterypack
N
12
Speakers
N
13
Base cover
N
acpoweradapter
*
Powercord
*
Note:
Acustomerreplaceableunit(CRU)isidentifiedbyasingleasterisk(*)ortwoasterisks(**)intheCRU
IDcolumn.Asingleasterisk(*)meansthatthepartisaSelf-serviceCRU;twoasterisks(**)meansthatthe
partisanOptional-serviceCRU.ALetter“N”intheCRUIDcolumnmeansthatthepartisnotaCRU.
1
2
3
5
7
6
9
8
2
5
4
6
Figure2. LCD module — exploded view
Table 2. FRU categories for the LCD module
No.
FRU (CRU) category
CRU ID
1
LCD bezel
N
Chapter 3
.
Idetifying FRUs (CRUs)
23