Y210 Mobile Phone
Maintenance Manual
11 Functional Tests
Issue 1.0 (2012-11-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
68
No.
Category
Item
Test Method
Black screen
The LCD displays a black screen.
Press the volume down button to start the next test.
Red and blue bars
The LCD displays red and blue bars.
Press the volume down button to start the next test.
6
LCD backlight
test
LCD backlight
and tricolor status
indicator
If the LCD backlight repeatedly turns on and off, the LCD
backlight is normal. The status indicator is normal if its color
repeatedly changes in the sequence of red, green and blue.
Press the volume down button to start the next test.
7
Keypad
backlight test
Keypad backlight
LEDs
If the keypad backlight repeatedly turns on and off, the backlight
LEDs are normal.
Press the volume down button to start the next test.
8
Camera test
Camera test
Automatically test the camera. The phone's camera is turned on,
and the LCD displays the preview. Check the image quality
visually and test the camera's response speed to determine the
camera's performance.
Press the volume down button to start the next test.
9
Touch panel
test
Touch panel
Place your finger on the touch panel, and slide your finger along
the touch panel edges. The areas near the route that your finger
passes should turn red.
Press the volume down button to start the next test.
10
Proximity test
Proximity and
light sensor's
proximity
detection function
Place the light shielding plate approximately 4 mm above the
light hole. If the portrait icon changes to an in-call icon, the
function is normal.
If this test passes, the next test automatically starts.
11
Environmental
light test
Proximity and
light sensor's
function to sense
environmental
light
Check whether the environmental light sensing data is detected:
Use your hand to block the light hole, the light sensing number
will decrease to approximately 10 if the light sensor functions
properly.
If this test passes, the next test automatically starts.
12
Vibration test
Vibration motor
The motor will vibrate intermittently.
Check whether the vibration (including the vibration sound) is
normal.
Press the volume down button to start the next test.
13
Speaker test
Speaker test
Automatically test the speaker. (Do not insert the headset.) If the
speaker emits sound during the test, it is normal.
Press the volume down button to start the next test.
14
Main
microphone
loopback test
Main microphone
(located near the
USB port)
Do not insert the headset. Touch the Record button. Speak to the
main microphone, and then touch the Play button. If the main
microphone is normal, you can hear the voice recording from
the receiver.
Press the volume down button to start the next test.
