Cisco Cisco 1 GHz GainStar Node Installation Guide

4-8                                                                                Troubleshooting                                                                  4042027 Rev A 

Before you begin troubleshooting for the power supply, verify that the power supply 
is receiving power. 
Important: You cannot balance the amplifier without the proper power supply. 

No Power supply. 
 

Verify that the power supply is receiving 
power. 
Important: You cannot balance the 
amplifier without the proper power 
supply. 
Replace the GainStar Amplifier Forward 
Injection Housing lid.