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Nokia 6610 Troubleshooting Instructions

Nokia 6610
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NHL-4/4U Company confidential
Troubleshooting Instructions CCS Technical Documentation
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HELGA
troubleshooting
Baseband
troubleshooting
Synthesizer
troubleshooting
Check with oscilloscope:
-TXI/TXQ signals
--VR1, VR2, VR4, VR5, VR6 = 2.8V
-VrefRF01 = 1.35 V
-HELGA serial interface
-TXP & TXC signals
OK ?
No
Check with RF probe:
-4G VCO out signal
- 3589.6 MHz (GSM900)
-3495.6 MHz (GSM1800)
- 3760 MHz (GSM1900)
Level >-10dBm (*
OK ?
No
dead
Replace HELGA
Yes
Check modulator
output components
OK ?
Replace
faulty
component(s)
*(When 1kOhm passive probe is used,
correct the measurement result by +26dB

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Nokia 6610 Specifications

General IconGeneral
DisplayCSTN, 4096 colors
Weight84 g (2.96 oz)
Internal Memory4 MB
NetworkGSM
Infrared PortYes
JavaYes, MIDP 1.0
TechnologyGSM
2G bandsGSM 900 / 1800 / 1900
GPRSClass 6
EDGENo
SIMMini-SIM
TypeCSTN, 4096 colors
Call records10 dialed, 10 received, 10 missed calls
Internal4 MB
LoudspeakerNo
3.5mm jackNo
MessagingSMS, EMS, MMS
RadioNo
GamesYes
Predictive text inputYes
SMS to manyYes
CalculatorYes
StopwatchYes
Stand-byUp to 150 h
BrandNokia
BluetoothNo
BatteryRemovable Li-Ion battery
Announced2002
Size1.5 inches
Resolution128 x 128 pixels
Phonebook500 entries
Alert typesVibration; Downloadable polyphonic ringtones
ColorsBlue, Red
WAPv1.2.1
Dimensions106 x 45 x 17.5 mm

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