User Guide

NSB–6
Service Tools
PAMS Technical Documentation
Page 5
Issue 1 06/2000
E Nokia Mobile Phones Ltd.
Service Box JBU–6
The Service Box JBU–6 is used:
– to make connection between transceiver and FLA–5/7 for flashing
– to help functional tests
– to enable connection to test/measurument 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: 0770153
View of JBU–6
Pinset Cable SCD–6:
Spare part for JBU–6.
SCD–6:
Sales Package code: 0080329
Product code: 9780263.
RF Adapter RA6 and RF Coupler JS4 for Service Box JBU–6
RF Adapter RA6: 0770174 RF Coupler JS4: 0201496
NOTE! See also
RA6 and JS4 cal-
ibration informa-
tion in Service
Software–Tuning
Instructions sec-
tion.