Signal
name
From To Parameter Min Typ Max Unit Function
VCXOTEMP RF-IC UEMCL
ite
Input
voltage
range
0 2.7 V
Input
resistance
900 6000 Ohm
Resolution 10 bits
PATEMP RF-IC UEMCL
ite
Voltage at
-20oC
1.57 V Usage depends of the
RF design
LCD interface
The display is controlled by phone processor UPP through Haze chip.
The LCD module is connected to the PWB by a 24-pin board-to-board connector.
Keyboard
A 5 X 5 matrix keyboad consists of 21 keys, one 10-channel integrated passive filter arrays with downstream
ESD protection of >8KV connect the matrix keyboard to UPP.
RM-362; RM-363
System Module
Page 6 –14 COMPANY CONFIDENTIAL Issue 1
Copyright © 2008 Nokia. All rights reserved.
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