User Guide

RH-37
System Module Nokia Customer Care
Page 32 Nokia Corporation Issue 1 07/04
Figure 12: LCD display
Test possibility
Phoenix Display Test
For troubleshooting see Display faults in Baseband Troubleshooting Instructions.
Keypad
The RH-37 keys are connected to the UPP via the KEYB(10:0) bus. The keypad consists of
a 5x4 matrix of 5 rows, ROW0 – ROW4, and 4 columns, COL1 – COL4.
Additionally, there are 3 lines that are directly connected to the UPP IO and can be
detected independently. COL5 is connected to GENIO0.
Test possibility
Phoenix Keyboard Test
For troubleshooting, see Keypad faults in Baseband Troubleshooting Instructions.
Connector type (Plug) Hirose DF23C-12DP-0.5V
Top view
Back view
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