User's Manual
Table Of Contents
- IMPORTANT NOTICES
- RELEASE NOTES
- INTRODUCTION
- USING MOBILE COMPUTER
- LEARNING SOFTWARE ARCHITECTURE
- SYSTEM MENU
- PROGRAM MANAGER & KERNEL
- SPECIFICATIONS
- DOWNLOAD UTILITY
- TROUBLESHOOTING
- CANNOT TURN ON WHEN PRESSING POWER KEY
- CHARGING ERROR
- BUZZER SEEMS NOT WORKING
- LED INDICATOR SEEMS NOT WORKING
- LCD TOUCH SCREEN SEEMS NOT WORKING
- KEYPAD SEEMS NOT WORKING
- VIBRATOR SEEMS NOT WORKING
- MOBILE COMPUTER SEEMS NOT WORKING
- CANNOT SCAN BARCODES
- CANNOT DECODE DATA AFTER SCANNING
- CANNOT TRANSMIT/RECEIVE DATA
- KEY REFERENCE TABLES
79
Chapter 3 System Menu
When the echo test is ongoing, the details display as illustrated below.
SNR (dB)
T RSS (-dBm) NF (-dBm)
(Signal to Noise ratio)
(Transmit Speed) (Received Signal
Strength Level)
(Noise Floor Level)
0 ~ 10
10 ~ 20
20 ~ 30
30 ~ 40
over 40
Very Poor
Poor
Fair
Good
Very
Good
1
2
5.5
11
6
9
12
18
24
36
48
54
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
Mbps
0 ~ 60
60 ~ 75
over 75
Strong
Moderate
Weak
0 ~ 92
92 ~ 98
over 98
Strong
Moderate
Weak