Description

Mobile phone trainer with kit

Technical Specification :

a. Cellular system: EGSM/GSM 900; DCS1800 (2G-Dual Band)
b. Rx Frequency band: EGSM 900 – 925 to 935 MHz; GSM 900 – 935 to 960 MHz; DCS 1800 – 1805 to 1880 MHz
c. Tx Frequency band: EGSM 900 ? 880 to 890 MHz, GSM 900 – 890 to 915 MHz, DCS 1800 – 1710 to 1785 MHz
d. Channel spacing: min 200 KHz
e. Display: TFT, 256K colors
f. SIM support: Smart Dual SIM, Dual stand by (both GSM)
g. CPU: 208 MHz
h. On board sections: Keypad, Dual SIM, Charging Circuit
i. Test points: 55 nos.
j. Switched fault: 30 nos.
k. Power Supply : 100 – 260V AC, 50/60 Hz

Signals / Measurements

l. Transmitted/Received RF signals
m. Tx IQ/ Rx IQ signals
n. Signal constellation of GMSK signal (Rx I/Q)
o. Signal constellation of GMSK signal (Tx I/Q)
p. Measure Battery voltages the Battery charging phenomena

Section Analysis
q. Analyze the Buzzer section
r. Analyze the LED control section
s. Analyze MIC & Speaker section
t. Analyze the Hands Free section (MIC/Speaker)
u. Measurement voltages of Power management unit
v. Observe signals of LCD display section
w. Analyze Microprocessor Control unite

Fault Study / Troubleshooting
x. Switch faults in User Interface Section
y. Analyze the ‘Partially ON’ mode of phone while charging
z. Switch faults in Battery section
aa. Switch faults in LCD display section
bb. Row/ Column configuration of key matrix
cc. Switch faults in Keypad section
dd. Study of SIM card detection with and without inserting SIM card
ee. Study of switch faults in SIM interface section

Operating Mode Analysis
ff. Analyze that a mobile is powered On at the alarm set time
gg. Analyze the active mode of a mobile phone
hh. Analyze the acting dead mode of a mobile phone
ii. Analyze the sleep mode of a mobile phon

Accessories:

Single-phase power cord
4mm Banana Socket-1Set
User Manual

Others:

Brand: FaboTronix
Country of Origin: China, taiwan, japan.
Manufacturing: Assemble in Bangladesh
Training