Nokia 3105 Service Manual 7rh48ant
CCS Technical Documentation
RH-48 Series Transceivers
Troubleshooting — Antenna
Issue 1 11/2003 Confidential © 2003 Nokia Corporation
RH-48
Troubleshooting — Antenna CCS Technical Documentation
Contents
Page No
Troubleshooting - Antenna ............................................................................................ 3
Relevant Documents ....................................................................................................3
Failures and Corrective Measures ...............................................................................3
Appearance of phone................................................................................................. 3
Internal Antenna Missing ............................................................................................4
Damaged RF Feed Pin or Ground Pin .........................................................................4
Wrong Internal Antenna Installed ...............................................................................5
Obstructed RF Feed or Ground Pads for Internal Antenna, or IHF Speaker Pads ......6
Grounding of Display Frame .......................................................................................7
Grounding of RUIM Card Flap ...................................................................................8
RF Connector Failure ..................................................................................................8
Page 2 ©2003 Nokia Corporation Confidential Issue 1 11/2003
RH-48
CCS Technical Documentation Troubleshooting — Antenna
Troubleshooting - Antenna
This troubleshooting guide addresses potential failures that will affect antenna performance of the RH-48 phone, and discusses methods for correction of these failures.
Relevant Documents
C-Max Antenna RF Specifications and Plan (DHS02726-EN-1.0)
Failures and Corrective Measures
Appearance of phone
Figure 1: Front view of RH-48 (Model 3105)
Figure 2: Back view of RH-48 (Model 3105)
Issue 1 11/2003 ©2003 Nokia Corporation Confidential Page 3
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