Troubleshooting Procedures: Power Amplifier Procedures
• If a component is removed for troubleshooting, replace the removed part, regardless of its
condition, with a new part.
• To reinstall the main board into the chassis, follow the reassembly instruction in the ASTRO
Digital XTL 1500 VHF/UHF Range 1/UHF Range 2/700–800 MHz Mobile Radio Basic Service
Manual.
• Apply new thermal pads if the current thermal pad are damaged. Follow the instructions in the
ASTRO Digital XTL 1500 VHF/UHF Range 1/UHF Range 2/700–800 MHz Mobile Radio Basic
Service Manual.
• Use Motorola-specified parts when component replacement is required.
• When instructed to inspect parts, look for any package damage and/or solder defects.
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June 15, 2005