User Guide

PAMS
Technical Documentation
RAE-5
4. User Interfaces
Page 4 – 7
Issue 1 04/02
– 50–pin flex connector for hinge flex.
– 10–pin flex connection for CMT display.
– 4–way stacker connection for piezo flex assembly.
– Pads for CMT keypad.
– PDA soft key switches.
– PDA LCD module including lightguide, piezo transformer FPC, CCFL and
metal frame.
– CMT Display module including metal frame and lightguide.
DC Characteristics
Supply voltages and power consumption are listed below:
Pin /
Conn.
Line Sym-
bol
Parameter Minimum Typical Maximum Unit Notes
X1/1,
X1/49,
X1/50
VB Battery Volt-
age
3.0 3.6 4.2 V 4.8V Absolute
maximum
X1/50
210 mA
X1/11 VBB Logic voltage
2.7 2.8 2.9 V
20 mA
Connections
The 50–way FPC connects the DL2 to the KL8 (system logic and RF board) via
the hinge. It has all active signals for the DL2 module and supply pins. It is
connected to the 50–pin board–to–board connector X1.
DL2 has coaxial cable connector for antenna cable. This co–axial cable goes
through the hinge to the KL8 RF part.
X1 connector pinout
PIN/
Pins
Line Sym-
bol
Parameter Min. Typ.
/
No
m.
Max. Unit Active
level
Function
1,49
50
VB Battery voltage 3.0 3.6 4.2 V Supply
11 VBB Logic voltage 2.7 2.8 2.9 V Supply
3, 7,
19, 26,
37, 38,
44, 48
GND Ground 0 V Supply
21 LCDPWR PDA LCD Volt-
ages switch
0
1.58V
0.88V
VBB
V Inactive
Active
Input. High
level turns
on supply
to display