Nokia NSB-7 Series Service Manual page 286

NSB-7
Disassembly & Troubleshooting
Condition: DCS TX burst mode power level 0
Channel 2: VCO1, c (VCO) C805
Channel 3: VCO4, Vc (VCO) C803
Channel 1: TX2, VBATT
Channel 1: TX3: TXP, J519
Channel 2: TX16: C747, TXVDCS
Page 38
Figure 31: Picture 5. VBATT during TX burst
Figure 32: Picture 6. Switch Control
ãNokia Mobile Phones Ltd.
PAMS Technical Documentation
Issue 1 06/00