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MJ-114
Module jig
The module jig offers engine module component level repair, analysis
and alignment capabilities in combination with CU-4.
Features:
• connection interfaces for GSM, WCDMA, Bluetooth and WLAN
antenna
• galvanic connection to engine module test pads
• multiplexing between USB an FBUS media, controlled by VUSB with
CU-4
• lid interconnection with test points for measurements
• connection to lid assembly incl. displays and earpiece
• connector for e.g. CU-4 control unit
• connection for BT / SIM / SD-card module
Note:
There is one RF connection for GSM and WCDMA 2100
Tx (transmitter path) and one RF connection for WCDMA 2100
Rx (receiver path).
•
Table 1 MJ-114 attenuation table
Band (mid.
ch.)
Channel
Frequency
/MHz
Attenuation
Loss / dB
850 TX
189
836,6
0,32
850 RX
189
881,6
0,3
900 TX
37
897,4
0,27
900 RX
37
942,4
0,32
1800 TX
700
1747,8
0,33
1800 RX
700
1842,8
0,4
1900 TX
661
1880
0,35
1900 RX
661
1910
0,4
WCDMA TX
9750
1950
0,4
WCDMA RX
10700
2140
0,4
RJ-130
Soldering jig
RJ-130 is a jig to support component level exchange with soldering
machines for the engine module.
RM-179; RM-223
Service Tools and Service Concepts
Page 2 –6
COMPANY CONFIDENTIAL
Issue 1
Copyright © 2007 Nokia. All rights reserved.
Содержание N81
Страница 111: ...4 RF troubleshooting Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 4 1 Copyright 2007 Nokia All rights reserved ...
Страница 157: ...RM 179 RM 223 RF troubleshooting Issue 1 COMPANY CONFIDENTIAL Page 4 47 Copyright 2007 Nokia All rights reserved ...
Страница 237: ...Glossary Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2007 Nokia All rights reserved ...