Lenovo Miix 2 Service Manual

17
Important service information
Use  the  following  strategy  to  prevent  unnecessary  expense  for  replacing  and servicing FRUs:
• If you are instructed to replace an FRU, but the replacement does not solve the problem, reinstall the original FRU before you continue.
• Some  computers  have  both  a  processor  board  and  a  system  board.  If  you are instructed to replace either of them, and replacing one of them does not solve the problem, reinstall that board, and then replace the other one.\...

18
IdeaPad Miix 2 8 Hardware Maintenance Manual
Important information about replacing RoHS compliant FRUs
R o H S ,   T h e   R e s t r i c t i o n   o f   H a z a r d o u s   S u b s t a n c e s   i n   E l e c t r i c a l   a n d Electronic  Equipment  Directive  (2002/95/EC)  is  a  European  Union  legal requirement affecting the global electronics industry. RoHS requirements must  be  implemented  on  Lenovo  products  placed  on  the  market  after June  2006.  Products  on  the  market  before...

19
General checkout 
General checkout 
This chapter presents the following information:
• “What to do first” on page 20
• “Power system checkout” on page 21
Before you go to the checkout, make sure to read the following important\
 notes:
Important notes:
•	 Only	certified	trained	personnel	can	service	the	computer.
•	 Before	replacing 	any 	FRU, 	read 	the 	entire 	page 	on 	removing 	and 	replacing	
FRUs.
•	 Carefully	remove	screws	for 	reuse	when	replacing	FRUs.
•	 Be 	extremely 	careful 	during 	such...

20
IdeaPad Miix 2 8 Hardware Maintenance Manual
What to do first
When  you  do  return  an  FRU,  you  must  include  the  following  information  in  the parts exchange form or parts return form that you attach to it:
1. Name and phone number of servicer
2. Date of service
3. Date on which the machine failed
4. Date of purchase
5. Procedure index and page number in which the failing FRU was detected 
6. Failing FRU name and part number
7. Machine type, model number, and serial number
8. Customer’s name...

21
General checkout 
Power system checkout
To verify a symptom, follow the steps below:
1. Turn off the computer.
2. Connect the AC adapter.
3. Make sure that power is supplied when you turn on the computer.
4. Turn off the computer.
5. Disconnect the AC adapter.
6. Make  sure  that  the  battery  pack  supplies  power  when  you  turn  on  the computer.
If you suspect a power problem, see the appropriate one of the following\
 power supply checkouts:
• “Checking the AC adapter” on page 21
• “Checking...

22
IdeaPad Miix 2 8 Hardware Maintenance Manual
Perform  operational  charging.  If  the  battery  status  indicator  or  icon  does  not light on, remove the battery pack and let it return to room temperature. Reinstall the  battery  pack.  If  the  charge  indicator  or  icon  is  still  off,  replace  the  battery pack.
If  the  charge  indicator  still  does  not  light  on,  replace  the  system  board.  Then reinstall the battery pack.  

23
Related service information
Related service information
This chapter presents the following information:
• “Restoring the factory contents by using Recovery system” on page \
23
• “Passwords” on page 24
• “Power management” on page 25
Restoring the factory contents by using Recovery system
Restore of factory default
The  Lenovo  IdeaPad  Miix  2  8  computers  come  with  pre-installed  Recovery system.In  order  to  save  application  files  and  the  initial  backed  up  files  of  the system, the...

24
IdeaPad Miix 2 8 Hardware Maintenance Manual
When  you  use  the  recovery  discs  to  boot  your  computer,  the  system  will  enter the  user  interface  for  system  recovery  automatically.  Please  follow  the  prompt to insert the backup discs to complete the whole recovery process. 
Note: The recovery process might take up to 2 hours. 
Passwords
As many as two passwords may be needed for any Lenovo IdeaPad computer: the power-on password (POP) and the supervisor password (SVP).
If  any  of...

25
Related service information
Power management
Note: Power management modes are not supported for APM operating system.
To  reduce  power  consumption,  the  computer  has  three  power  management modes: screen blank, sleep (standby), and hibernation.
Screen blank mode
If  the  time  set  on  the  “Turn  off  monitor”  timer  in  the  operating  system  expires, the LCD backlight turns off.
To end screen blank mode and resume normal operation, press any key.
Putting your tablet to sleep
If you will be...

26
IdeaPad Miix 2 8 Hardware Maintenance Manual
Lenovo IdeaPad Miix 2 8
This  chapter  presents  the  following  product-specific  service  references  and product-specific parts information:
• “Specifications” on page 26
• “Function key combinations” on page 28
• “FRU replacement notices” on page 29
• “Removing and replacing an FRU” on page 30
• “Locations” on page 54
• “Parts list” on page 57
Specifications
The following table lists the specifications of the Lenovo IdeaPad Miix 2 8: 
Table 1....