Display/Keyboard Lights Do Not Work - Nokia NPC-1 Series Troubleshooting Instructions

NPC-1
Troubleshooting Instructions

Display/Keyboard lights do not work

Page 18
Figure 8: Fault tree, Display/Keyboard lights.
Display/Keyboard
lights are not working
Check R300 (Display) and
R301 (Keyboard)
OK
Check LEDs
V300...V303 (Display) and
V304...V309 (Keyboard)
OK
Use Display Test in
Phoenix to set lights
ON/OFF
ãNokia Corporation
PAMS Technical Documentation
Replace
FAIL
resistor(s)
Replace
FAIL
LED(s)
Replace UEM
FAIL
Issue 1 10/01