June 15, 2005
6815854H01-A
5-2
Troubleshooting Charts:
List of Troubleshooting Charts
NOTE:
The term
µ
C might be used in some of the following troubleshooting charts;
µ
C = MCU or microprocesor.
RFPA Power Control—No VGBIAS
700–800 MHz
No 16.8 MHz Reference Oscillator Frequency
Poor RX Sensitivity or No RX Audio
RX IF—Poor SINAD or No Audio
RX Back-End—Poor SINAD or No Audio
Low or No RX Injection Signal
Low or No TX Injection Signal
No TX Audio
TX or RX VCO Unlock (Fail 001)
RF Power Amplifier (RFPA)—No or Low TX Power Output
RFPA Power Control—No K9.1V
RFPA Power Control—No VGBIAS
RFPA Power Control—No or Low TX RFPA_CNTRL
Table 5-1. List of Troubleshooting Charts (Continued)
Description
Page
Содержание XTL 1500
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Страница 19: ...xviii List of Figures June 15 2005 6815854H01 A This page is intentionally left blank ...
Страница 25: ...June 15 2005 6815854H01 A xxiv CommercialWarranty Notes ...
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Страница 49: ...June 15 2005 6815854H01 A 2 12 Product Overview Controller Section Notes ...
Страница 161: ...June 15 2005 6815854H01 A 4 36 Troubleshooting Procedures Power Amplifier Procedures Notes ...
Страница 225: ...June 15 2005 6815854H01 A 5 64 Troubleshooting Charts Flowcharts Notes ...
Страница 429: ...8 2 Flex Cable Pin Out Lists Flex Cables June 15 2005 6815854H01 A Notes ...
Страница 441: ...June 15 2005 6815854H01 A Glossary 10 Notes ...
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