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EB-GD35 EB-GD35C
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6.3.
Complete Unit Setup
Figure 6.4: Complete Unit Test Setup
External Testing Setup Procedure
IMPORTANT NOTE
To allow accurate measurement of the complete unit the test equipment must be connected as shown. The PCB Test Setup must
be used to enable repair to PCBs.
For testing the handheld unit the following equipment is required:
1.
PCB Repair Jig
2.
Interface box
3.
12 V power supply
4.
Personal computer (IBM compatible) with RS232 interface
5.
RS232 interface cable (9 pin straight through connection)
6.
GSM test station
The channel box software (supplied on floppy disk) should be installed onto the main drive of the personal computer.
The RF cable is connected to the GSM test station via a suitable adapter. The 12 V supply is connected to the rear socket of the
Interface box.
Two modes are available for testing the handheld unit:
1.
Test Mode.
The Test Mode facility allows various sections of the handheld unit to be individually activated.
2.
Normal Mode.
The Normal Mode facility allows the handheld unit to be powered externally for call origination/receiving operations.
NOTE: A suitable test SIM card will be required which is compatible with the GSM test station.
RF CABLE
+12V POWER
SUPPLY
INTERFACE
UNIT
RS232
PC
PCB REPAIR JIG
GSM TESTER
POWER
SUPPLY
10417-1
Содержание EB-GD35
Страница 59: ...http cxema ru EB GD35 EB GD35C 59 8 CIRCUIT DIAGRAMS Figure 8 1 GD35 Top Level Schematic Figure 8 2 Figure 8 3 ...
Страница 60: ...http cxema ru EB GD35 EB GD35C 61 Figure 8 2 Baseband Top Level Figure 8 4 Figure 8 5 ...
Страница 61: ...http cxema ru EB GD35 EB GD35C 62 Figure 8 3 RF Top Level Figure 8 6 Figure 8 7 ...
Страница 62: ...http cxema ru EB GD35 EB GD35C 63 Figure 8 4 Baseband Peripherals ...
Страница 63: ...http cxema ru EB GD35 EB GD35C 64 Figure 8 5 Baseband Processor GD35C only ...
Страница 64: ...http cxema ru EB GD35 EB GD35C 65 Figure 8 6 RF Front End ...
Страница 65: ...http cxema ru EB GD35 EB GD35C 66 Figure 8 7 RF IF and Synthesiser ...