Flash Programming; Connections To Baseband - Nokia NPD-1 Series Troubleshooting - Bb

NPD-1
Troubleshooting — BB
XMIC Input
XEAR Output
FBusRx
FBusTx
Front
End
PA
VBatt

Flash programming

Connections to Baseband

The flash programming equipment is connected to the baseband using test pads for gal-
vanic connection. The test pads are allocated in such a way that they can be accessed
when the phone is assembled. The flash programming interface uses the VPP, FBUSTX,
Page 6
VBatt
Sleep Clk
32 KHz
Battery
VIO
UEM
VANA
VR1A
Vflash1
VR1B
Vflash2
VR2
VR3
VR4
VR5
VR6
VR7
VCTCXO
19.2 MHz
Robin
Figure 1: Eagle Block Diagram
Nokia Corporation
CCS Technical Documentation
PRODTP
VPP
DC/DC
GenIO
RX I/Q Data
TX I/Q Data
RX Audio Data
TX Audio Data
CBus
MBus
FBus
RF_BUS
UHF
TX I/Q
SYNTH
Data
Confidential
Flash
UPP
LCD/Key
Front
Batman
End
Issue 1 11/2002