9. ENGINEERING MODE
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9.1 BB Test [MENU 1]
9.1.1 FM Radio
1) Listen Radio : This menu is to used for listening FM Radio.(It must be connected Earphone.)
2) Test ON
3) Test OFF
9.1.2 LCD
1) Contrast value : This menu is to input Contrast Value of the LCD.
2) Test ON
3) Test OFF
9.1.3 Backlight
This menu is to test the LCD Backlight and Keypad Backlight.
1) Backlight on : LCD Backlight and Keypad Backlight light on at the same time.
2) Backlight off : LCD Backlight and Keypad Backlight light off at the same time.
3) Backlight value : This controls brightness of Backlight. When entering into the menu,the
present backlight-value in the phone is displayed. Use Left/Right key toadjust the level of
brightness. The value of the brightness set at last will besaved in the NVRAM.
9.1.4 Buzzer
This menu is to test the melody sound.
1) Melody on : Melody sound is played through the speaker.
2) Melody off : Melody sound is off.
9.1.5 Vibrator
This menu is to test the vibration mode.
1) Vibrator on : Vibration mode is on.
2) Vibrator off : Vibration mode is off.
Summary of Contents for B2050
Page 7: ... 6 2 PERFORMANCE 2 PERFORMANCE 2 1 H W Features ...
Page 8: ... 7 2 PERFORMANCE ...
Page 9: ... 8 2 PERFORMANCE 2 2 Technical Specification ...
Page 10: ... 9 2 PERFORMANCE ...
Page 11: ... 10 2 PERFORMANCE ...
Page 12: ... 11 2 PERFORMANCE ...
Page 13: ... 12 2 PERFORMANCE ...
Page 57: ... 56 3 Checking Ant SW Mobile SW 4 TROUBLE SHOOTING ...
Page 67: ... 66 TEST POINT 4 6 LCD Trouble 4 TROUBLE SHOOTING ...
Page 70: ... 69 4 TROUBLE SHOOTING TEST POINT 4 7 Speaker Trouble ...
Page 77: ... 76 4 TROUBLE SHOOTING 4 10 KEY backlight Trouble TEST POINT ...
Page 92: ...5 DOWNLOAD AND CALIBRATION 91 5 2 Calibration ...
Page 93: ... 92 5 DOWNLOAD AND CALIBRATION ...
Page 97: ......
Page 103: ... 102 Figure 8 1 B2050 BOTTOM SIDE PCB LAYOUT 8 PCB LAYOUT ...
Page 104: ... 103 8 PCB LAYOUT Figure 8 1 B2050 TOP SIDE PCB LAYOUT ...
Page 105: ......
Page 113: ...10 STAND ALONE TEST 112 ...
Page 117: ......
Page 119: ......
Page 132: ... 131 ...
Page 133: ... 132 ...