Nokia NSB-7 Series Service Manual page 223

PAMS Technical Documentation
Service Box JBU-6
The Service Box JBU-6 is used:
- to make connection between transceiver and FLA-5/FLA-7 for flashing
- to help functional tests
- to enable connection to test/measurement devices
- to generate accurate 4.1 and 8.4 voltage for Vbatt and Vin/Vchar lines
- to generate accurate 500mA current for charging calibration Vin line
- to generate 10 ms IBI-pulse to BTMP-line
NOTE: JBU-6 cover should be closed during measurements.
Product Code
Service Box JBU-6:
RF Module RA5 for Service Box JBU-6
RF Module RA5:
Issue 1 06/00
0770153
Figure 1: View of Service Box JBU-6
0201591
Figure 2: View of RF Module RA5
ãNokia Mobile Phones Ltd.
NSB-7
Service Tools
SCD-6:
Sales Package code: 0080329
Product Code: 9780263
Pinset Cable SCD-6:
Spare part for JBU-6:
Page 5