Name of Connection
Connector reference
Notes
Keyboard connector
X4401
Camera
X1470
Unagi
Keyboard connector
Figure 120 Keyboard connector
Table 23 User interface connections
Pin
Signal
I/O
Engine connection
Notes
1
GND
GND
2
LED+
<-
N2301
VLEDOUT2
Discrete
Backlight SMPS
(controlled by
Tahvo)
3
Col2
->
Helen3
Kbc_2
4
LED-
->
R2305 + V2300
SETCURR2
Serial re
Transistor
switch
(controlled by
Tahvo)
5
Col1
->
Helen3
Kbc_1
Voice switch
connection
6
GND
GND
7
Row3
->
Helen3
Kbr_3
RM-42
System Module
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