Nokia N96 Service Manual

Table of Contents
General RF troubleshooting ..................................................................................................................................4–5
Introduction to RF troubleshooting ................................................................................................................4–5
RF key components ...........................................................................................................................................4–6
Auto tuning for BB5.0 ............................................................................................................................................4–7
WLAN autotuning ...................................................................................................................................................4–7
General chekings ....................................................................................................................................................4–8
Antenna line component checking..................................................................................................................4–8
Voltage checking ...............................................................................................................................................4–8
Self test troubleshooting.................................................................................................................................... 4–11
Receiver troubleshooting ................................................................................................................................... 4–12
Introduction to receiver (RX) troubleshooting............................................................................................ 4–12
GSM RX chain activation for manual measurements/GSM RSSI measurement ........................................ 4–12
WCDMA RX chain activation for manual measurement/WCDMA RSSI measurement............................... 4–13
Transmitter troubleshooting ............................................................................................................................. 4–14
General instructions for transmitter (TX) troubleshooting........................................................................ 4–14
GSM transmitter troubleshooting................................................................................................................. 4–14
GSM transmitter troubleshooting flowchart ............................................................................................... 4–17
WCDMA transmitter troubleshooting ........................................................................................................... 4–17
WCDMA transmitter troubleshooting flowchart.......................................................................................... 4–19
WLAN RF troubleshooting................................................................................................................................... 4–19
Introduction to WLAN RF troubleshooting .................................................................................................. 4–19
General WLAN RF troubleshooting ............................................................................................................... 4–20
Radiated testing with battery cover ............................................................................................................ 4–20
Conducted testing with MJ-131 module jig................................................................................................. 4–21
Conducted WLAN troubleshooting .............................................................................................................. 4–23
WLAN front-end test ...................................................................................................................................... 4–23
WLAN front-end troubleshooting ................................................................................................................ 4–25
WLAN ASIC test................................................................................................................................................ 4–25
WLAN ASIC troubleshooting .......................................................................................................................... 4–28
WLAN Tx power autotuning.......................................................................................................................... 4–28
List of Figures
Figure 29 Auto tuning concept with CMU200......................................................................................................4–7
Figure 30 WLAN autotune test equipment setup ...............................................................................................4–8
Figure 31 Tx Control window................................................................................................................................4–9
Figure 32 General voltage checking test points............................................................................................... 4–10
Figure 33 RF control window............................................................................................................................. 4–15
Figure 34 Typical readings ................................................................................................................................. 4–16
Figure 35 Test equipment setup........................................................................................................................ 4–21
Figure 36 Test equipment setup for conductive test....................................................................................... 4–22
Figure 37 Test points around the WLAN ASIC................................................................................................... 4–26
Figure 38 Test point around the clock buffer circuit ....................................................................................... 4–27
RM-247
RF troubleshooting
Issue 1 COMPANY CONFIDENTIAL Page 4 –3
Copyright © 2008 Nokia. All rights reserved.

Nokia N96 Specifications

General

Panel type	TFT
Display diagonal	2.8 \
Display resolution	240 x 320 pixels
Display number of colors	16.78 million colors
Internal memory	16 MB
Front camera type	Single camera
Rear camera resolution	2592 x 1944 pixels
USB 2.0 ports quantity	1
Multimedia Messaging Service (MMS)	Multimedia Messaging Service (MMS) is a standard way to send messages that include multimedia content to and from a mobile phone over a cellular network
Audio formats supported	AAC, eAAC+, MP3, WMA
Image formats supported	EXIF
Ringer type	Polyphonic
Form factor	Slider
Product color	Gray
Talk time (2G)	150 h
Battery capacity	950 mAh
Standby time (2G)	200 h
Continuous audio playback time	14 h
Continuous video playback time	5 h
2G standards	HSCSD
Data network	wcdma
Bluetooth version	2.0+EDR

Weight and Dimensions

Depth	20 mm
Width	55 mm
Height	103 mm
Weight	125 g