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Nokia N80 - Power Distribution

Nokia N80
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Power distribution
Figure 88 Power distribution diagram
Power supply components:
• EM ASIC N2200
• EM ASIC N2300
• Application processor VCORE SMPS, N4200
• WLAN module supplies: N5501, N5502 and N5503
• APE ADRAM LDO: N4201
• Camera and camera accelerator supplies: N6504, N6501 and N6500
• Mini SD regulator: N3500
• Flash LED driver: N6502
• Front camera regulator: N4405
On the UI PWB:
• Second front camera regulator N5
• Display accelerator regulator N2
All the above are powered by the main battery voltage.
Battery voltage is also used on the RF side for power amplifiers (GSM PA & WCDMA PA) and for RF ASICs.
RM-91; RM-92
Nokia Customer Care System Module
Page 9 –10 COMPANY CONFIDENTIAL Issue 1
Copyright © 2006 Nokia. All rights reserved.

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