Harman JBL CSA 1300Z - Troubleshooting Guide; Troubleshooting Common Problems

18
4.0 Troubleshooting
CONDITION: No power to the amplier so that the power ring is not illuminated.
POSSIBLE REASON: The amplier is not plugged into the power receptacle
CONDITION: No sound or low sound.
POSSIBLE REASON: The input signal is not present or at a very low level.
POSSIBLE REASON: The Master Volume control is turned down.
POSSIBLE REASON: A CSR-V is connected and turned down.
POSSIBLE REASON: RS232 control has placed the unit into sleep mode.
(Power light ring will be green)
POSSIBLE REASON: The Hi-Z switch is OFF while using the 70V or 100V outputs.
POSSIBLE REASON: The power switch is OFF.
CONDITION: Distorted sound.
POSSIBLE REASON: Input signal level is too high. Please turn down the input level
controls. Note that the amplier should not be operated at a
level that allows the clip indicator to be constantly ON.
POSSIBLE REASON: Master Volume is too high.