Uif Flexes - Nokia 9000i Service Manual

RAE/RAK–1N
UIF
The major parts on the module assembly include the following:
– CMT Display module. Same module as used in HD841 including LCD,
Heat seal, LCD driver TAB circuit and Light guide.
– CMT keydome assembly: Adhesive film holding 20 metal domes.
– Soft keys on the other side of PCB: four domes on the other end and
two domes on the other end.
– 33–pin flex connector for hinge flex.
– 12–pin flex connector for GK1 display module.
– Coaxial cable connector for antenna cable.
– Antenna clips.
– 11 test pads.
Figure 2. shows the UIF mechanical shape and part placement.
Note: For RAK –1 (GK2_1module) the antenna
circuit is different from the one shown in this dia-
gram. See the UIF Component Layout in section
10 for details.
PDA scroll keys
PDALCD flex connector

UIF Flexes

There is two flexes that are connected to the UIF module and go through
the hinge. The other one is 33–pin flex. It has all active signals for the UIF
module and three ground pins. It is connected to the 33–pin flex
connector. The other one has one wide ground line. It is connected by
using two sided copper tape with conducting adhesive. It is needed to
improve EMC characteristics.
Page 4– 6
CMT Keypad
LEDs
Hinge flex connector
Figure 2. UIF Board
Technical Documentation
CMT LCD foil pattern
Testpads
Antenna circuit
Amendment 1 04/97
After Sales
PDA softkeys