Infrared Does Not Work - Nokia NPC-1 Series Troubleshooting Instructions

PAMS Technical Documentation

Infrared does not work

Infra Red not working
Measure Vflash1 from IR
module VCC(pin6), should
Check R350, R356, C351
ST_IR_LOOP_TEST(in
BB Self Tests) in Phoenix
FAIL
Measure Tx Data from
IR module(pin3)
1.8V, 9.6/115.2kbps
UPP or UEM is faulty
Issue 1 10/01
Figure 10: Fault tree, infrared
FAIL
be 2.78V
OK
FAIL
and V350
OK
Use
Measure Rx Data from
OK
Change UEM
ãNokia Corporation
Troubleshooting Instructions
Change
UEM(D200)
Replace faulty
component(s)
Use
ST_IRDA_LED_TEST
OK
(in BB Self Tests) in
Phoenix
FAIL
IR module(pin4)
FAIL
OK
Change IR module
NPC-1
OK
Phone OK
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