Sharp GX15 Service Manual page 27

4.5. RF calibration & check
Stabilised power supply
Test battery
4.5.1 Preparation
• Connect PC and GSM tester with a GPIB cable.
• Connect PC and handset (phone) with a data cable. (Use a test battery or similar.)
• Connect an RF cable of GSM tester to handset (phone).
CONFIDENTIAL
Handset
(phone)
Data cable
Figure 39
2 – 19
RF cable
GSM tester
GPIB cable
PC
GX15