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Chapter Two
Functions and Operation Instructions
2.1 USAGE INTRODUCTION
2.1.1 FUNCTIONS AND FEATURES
Adopt famous Philips PNX0101 audio decode chip, special for Hi-Fi MP3 player, forcefully
making up audio signal loss when compressing MP3 to revert audio signal better.
# Sennheiser headphone
MX400)
Build high-quality musical effect.
# Support 3D surround stereo sound effect, 9 EQ modes
You may taste heart quaking bass and vivid surround stereo sound effect.
# Play MP3/WMA/WAV files
Support 16kbps - 320kbps MP3 file and 8kbps 192kbps WMA file.
# Mobile storage function
Capable of downloading files from Windows resource manager.
# FM tuning function
Auto scanning and auto/manual memory function may listen to FM radio station programs
more easily.And you may record FM program into WAV files directly.
# Voice recording function
May be used to record in class, meeting and interview.
# USB 2.0 transmission (full speed)
USB2.0 full speed data transmission.
# Support firmware upgrading function
Support upgrading function. You may add new function to the built-in program of this player
conveniently.
2.1.2 BUTTONS AND JACKS ILLUSTRATION
# Philips PNX0101audio decode chip
LifeVibes
TM
M
5
4
2
3
8
7
6
1.1
1.2
1.3
1.1
# Press for long in any case
# Press in tuning mode
# Press in recording mode
# Press when operating in menu
enter main menu
switch in PRESET and SCAN mode
exit recording
not save the setup and return to the previous menu
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Summary of Contents for X21
Page 1: ...service manual X21 RU ...
Page 42: ...3 L1 1 8V energy storage waveform diagram 4 LCD_CS wabeform 5 LCD_D C waveform diagram 37 ...
Page 43: ...6 LCD_RESET 7 LCD_WR waveform diagram 8 LCD_RD waveform diagram 38 ...
Page 45: ...12 LCD_DB3 waveform diagram 13 LCD_DB4 waveform diagram 14 LCD_DB5 waveform diagram 40 ...
Page 46: ...15 LCD_DB6 waveform diagram 16 LCD_DB7 waveform diagram 17 IREF waveform diagram 41 ...
Page 47: ...18 VCOMH waveform diagram 42 ...
Page 66: ...Chapter Cinque PCB board Circuit diagram Section One PCB board X21 PCB Board 61 ...