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Storage Conditions:
It is recommended that the following storage conditions should be avoided to prevent damage to the
equipment: -
Dusty.
Humid.
Near to magnetic equipment
In direct sunlight
Ventilation:
Repair areas should be well ventilated and fume extraction systems should be installed where
necessary. Potential hazardous substances are solder fumes, flux, alcohol etc.
PCB Handling:
It is recommend that cotton gloves are worn during repair work. This is to protect your hands from
chemical contamination and to protect the PCBs from fingerprints and humidity.
SIM Card:
• Do not bend.
• Clean by using a soft dry cloth.
AUDIO Parts:
• Be careful for alien substance/oils and fats, etc. not to adhere to the terminal contact part of MIC, the
receiver, the speaker.
• Be careful to handle AUDIO parts with electrostatics measures at the worker/in the working place.
• Be careful not to spend a stress on the MIC side part to the utmost.
• Be careful not to pressurize the coil joint (protection Bond part) of the receiver and speaker because
they are easy of broken.
• Be careful for alien substance to approach to sound hole part of the speaker.
• Be careful sufficiently so as not to blow air with the process into the receiver, speaker/MIC sound
hole. It causes sounds being small by the diaphragm transformation or vibration.
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2. Precautions for Repair Work
- 11 -
LGE Internal Use Only
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