Lenovo A2107ah Service Manual

Safety information
7
The safety notices in this section are provided in English, French, German, 
Hebrew, Italian, Japanese, and Spanish.
Safety notices: multilingual translations
Safety notice 1
Before the computer is powered on after FRU replacement, make sure all 
screws, springs, and other small parts are in place and are not left loose 
inside the computer. Verify this by shaking the computer and listening for 
rattling sounds. Metallic parts or metal flakes can cause electrical shorts.
Avant de...

Lenovo IdeaTab A2107A Hardware Maintenance Manual
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Safety notice 2
DANGER
Some standby batteries contain a small amount of nickel and cadmium. Do 
not disassemble a standby battery, recharge it, throw it into fire or water, or 
short-circuit it. Dispose of the battery as required by local ordinances or 
regulations. Use only the battery in the appropriate parts listing. Use of an 
incorrect battery can result in ignition or explosion of the battery.
Certaines batteries de secours contiennent du nickel...

Safety information
9
Safety notice 3
DANGER
The battery pack contains small amounts of nickel. Do not disassemble it, 
throw it into fire or water, or short-circuit it. Dispose of the battery pack as 
required by local ordinances or regulations. Use only the battery in the 
appropriate parts listing when replacing the battery pack. Use of an 
incorrect battery can result in ignition or explosion of the battery.
La batterie contient du nickel. Ne la démontez pas, ne l’exposez ni au feu ni 
à l’eau. Ne la...

Lenovo IdeaTab A2107A Hardware Maintenance Manual
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Safety notice 4
DANGER
The lithium battery can cause a fire, an explosion, or a severe burn. Do not 
recharge it, remove its polarized connector, disassemble it, heat it above 
100°C (212°F), incinerate it, or expose its cell contents to water. Dispose of 
the battery as required by local ordinances or regulations. Use only the 
battery in the appropriate parts listing. Use of an incorrect battery can result 
in ignition or explosion of the battery.
La...

Safety information
11
Safety notice 5
If the LCD breaks and the fluid from inside the LCD gets into your eyes or 
on your hands, immediately wash the affected areas with water at least for 
15 minutes. Seek medical care if any symptoms caused by the fluid are 
present after washing.
Si le panneau d’affichage à cristaux liquides se brise et que vous recevez dans 
les yeux ou sur les mains une partie du fluide, rincez-les abondamment 
pendant au moins quinze minutes. Consultez un médecin si des symptômes...

Lenovo IdeaTab A2107A Hardware Maintenance Manual
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Safety notice 6
DANGER
To avoid shock, do not remove the plastic cover that protects the lower part 
of the inverter card.
Afin d’éviter tout risque de choc électrique, ne retirez pas le cache en 
plastique protégeant la partie inférieure de la carte d’alimentation.
Aus Sicherheitsgründen die Kunststoffabdeckung, die den unteren Teil der 
Spannungswandlerplatine umgibt, nicht entfernen.
Per evitare scosse elettriche, non rimuovere la copertura in...

Safety information
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Safety notice 8
DANGER
Before removing any FRU, turn off the computer, unplug all power cords 
from electrical outlets, remove the battery pack, and then disconnect any 
interconnecting cables.
Avant de retirer une unité remplaçable en clientèle, mettez le système hors 
tension, débranchez tous les cordons d’alimentation des socles de prise de 
courant, retirez la batterie et déconnectez tous les cordons d’interface.
Die Stromzufuhr muß abgeschaltet, alle Stromkabel aus der...

Lenovo IdeaTab A2107A Hardware Maintenance Manual
14
Some models of Lenovo computer are equipped from the factory with an optical 
storage device such as a CD-ROM drive or a DVD-ROM drive. Such devices are 
also sold separately as options. If one of these drives is installed, it is certified in 
the U.S. to conform to the requirements of the Department of Health and Human 
Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 
1 laser products. Elsewhere, the drive is certified to...

Safety information
15
A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may 
contain an embedded Class 3A or Class 3B laser diode. Note the following:
DANGER
Emits visible and invisible laser radiation when open. Do not stare into the 
beam, do not view directly with optical instruments, and avoid direct 
exposure to the beam.
Radiação por raio laser ao abrir. Não olhe fixo no feixe de luz, não olhe 
diretamente por meio de instrumentos óticos e evite exposição direta com o 
feixe de...

Lenovo IdeaTab A2107A Hardware Maintenance Manual
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This chapter presents the following important service information:
 “Strategy for replacing FRUs” on page 16
– “Important notice for replacing a system board” on page 17
 “Important information about replacing RoHS compliant FRUs” on page 18
Before replacing parts:
Make sure that all software fixes, drivers, and BIOS downloads are installed 
before replacing any FRUs listed in this manual.
After a system board is replaced, ensure that the latest BIOS...