Connectors Inside Transceiver Unit - Nokia 9000i Service Manual

RAE/RAK–1N
PDA Hardware
Connectors

Connectors Inside Transceiver Unit

Signal Name
VB
GND
PHFMICN
PHFMICP
BACKLIGHT
RBUSRxD
RBUSTxD
VL1
XPWRON
VCHAR
BUZZEROUT
VF
COL(3:0)
UIF(3:0)
UIF4
UIF5
UIF6
DCLK
DSYNC
RDA
TDA
MBUS
LIDOPEN
Page 6 – 14
Table 8. PDA board to board connector
Pin
1, 44
2, 5, 7, 10, 13,
21, 22, 23, 37,
39, 40
3
4
6
8
9
11
12
14,31
15
16
20–17
27–24
28
29
30
32
33
34
35
36
38
Technical Documentation
Notes
Battery voltage
Ground
PHF microphone (negative node)
PHF microphone (positive node)
Backlights on/off
RBUS receive (CMT <– PDA or test)
RBUS transmit (CMT –> PDA or test)
Logic supply voltage (4.75–5V)
Power key (active low)
Battery charging voltage. 2 pins needed
Buzzer signal to buzzer on SIM module
Programming voltage for flash.
Lines for keypad write
Lines for keypad read and LCD–controller data
Line for keypad read and LCD–controller read/
write strobe
Line for keypad read and LCD–controller data/
instruction register selection
LCD–controller enable strobe
DBUS–data clock
DBUS–data bit sync clock
DBUS received data from the accessories
DBUS transmit data to the accessories
Serial bidirectional data and control between
the handphone and accessories.
Lid status for CMT module
After Sales
Original, 08/96