Lenovo A3000h Service Manual

 Lenovo IdeaTab A3000  
  27   cover 
 
 
1010 Rear cover 
Figure 1. Removal steps of rear
 
Note:  Turn off the IdeaTab before you begin. Failure to do so may cause  
perman
 ent damage to the IdeaTab. 
 
Remove the battery cover from the corner  1. 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
Remov

e the battery cover in the direction shown by arrow 2. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  

// Lenovo IdeaTab A3000 Hardware Maintenance Manual  
Figure 1. Remo  val steps of base cover (continued) 
Remove the fifteen screws 3. 
   
 
    
 
    
 
    
 
    
 
StepScrew (quantity) ColorTo r q u e  
3 M1.4 x 3.5 mm, flat-head, nylon-coated (15) SilverNJIFP
  
Insert a plastic plate tool 4 and gently disassemble the rear cover by the tool in e direction shown by arrows 5, then remove the rear cover in the direction hown by arrow 6. th s   
 
    
 
    
 
    
 
    
 
    
 
    
 
28  

1020 Battery
“1010 Rear cover”  on page 27 
ANGER  nly
  use the battery specified in the parts list for your computer. Any other battery 
ould ignite or explode. 
 pack 
For access, remove this FRU: 
••  
 
D
O
c
 
F igure 2. Removal steps of battery pack 
isco nnect the battery connector in the direction shown by arrow  1.  Gently 
sa

ssemble the battery pack by the plastic plate tool.  
emove the battery pack in the direction shown by arrow  2. 
  D
di
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
R...

1030 System board 
he system board: 
hen h andling the system board, bear the following in mind. 
ful not to drop the system board on a bench top that has a hard 
g of any kind. 
In the whole process, make sure not to drop or stack the system board. 
e sure to put it only on a padded surface 
 
Important notices for handling t
W
•  Be care
surface, such as metal, wood, or composite. 
•  Avoid rough handlin
• 
•  If you put a system board down, mak such as an ESD mat or conductive corrugated material....

 Lenovo IdeaTab A3000  
Figure 3. Removal s  teps of system board (continued) 
emove the three screws 4. R 
    
 
  
  
  
 
  
  
    
 
    
 
   
StepScrew (quantity) ColorTo r q u e  
4 M1.4 x 3.5 mm, flat-head, nylon-coated (3)  SilverNJIFP
  
 
    
 
 31   

Figure 3. Removal steps of system board (continued) 
 
Gently turn over the system board in the direction shown by arrow 5. Detach the 
udio board connector in the direction shown by arrows  6
 7.  
en in e  ttached. 
aref

ully lift the motor, and then remove the system board in the direction shown 
y arrow  8. 
  a
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Wh stalling:  Make sure that all the connectors ar firmly a
 
C
b
 
 
 
 
 
 
 
 
 
 
 
 
 
  

 Lenovo IdeaTab A3000  
1040 Audio 
“1020 Battery pack” on page 29 
“1030 System board” on page 30 
igure 4. Removal step of audio board 
emove the screw 1. 
board 
For access, remove these FRUs in order:  
•• “1010 Rear cover” on page 27 •• 
•• 
  F 
R
    
 
    
 
    
 
    
 
   
StepScrew (quantity) ColorTo r q u e  
1 M1.4 x 3.5 mm, flat-head, nylon-coated (1)  SilverNJIFP
 
 33   

Figure 4. Remova
 l step of audio board (continued) 
n by arrows 2. 
Remove the audio board in the direction show
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  

1050 Internal
or ac
cess, remove these FRUs in order: 
“ 1010 Rear cover”  on page 27 
“ 1020 Battery pack ” on page 29 
“ 1030 System board ” on page 30 
““ 1040 Audio board ” on page 33 
igure 5. Removal steps of internal antenna  emov
 e the internal antenna in the direction shown by arrow  1. 
 
 
 antenna 
 
F
•••  
••  
••  
••  
 
 
F
 
R
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  

Locations 
Front 
 
 
 
 
 Micro USB port 
and Top view 
1Touch screen 
2 Front camera 
3 Power button 
4 Combo audio jack 
5