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Nokia RM-596 - VHIA (Vhi) Level; VDCDCA (Vlow) Level

Nokia RM-596
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The GSM or WCDMA transmitter (or receiver) has to be activated before the Vref supply voltage can be
measured. Follow the instructions given in chapter 'Manual transmitter (TX) testing with Phoenix GSM
transmitter activation' or 'WCDMA transmitter activation'.
VHIA (Vhi) level
Check the VHIA level (2.6 V) at L7509.
The GSM or WCDMA transmitter (or receiver) has to be activated before the VPA supply voltage can be
measured. Follow the instructions given in chapter 'Manual transmitter (TX) testing with Phoenix GSM
transmitter activation' or 'WCDMA transmitter activation'.
VDCDCA (Vlow) level
Check the VDCDCA level (1.5 V) at C7528.
RM-596
Cellular RF troubleshooting
Page 4 – 16 COMPANY CONFIDENTIAL Issue 2
Copyright © 2010 Nokia. All rights reserved.

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