5 LEDs Fault
Error indication for channels CH-A to CH-D. These LEDs light up when one of the protective circuits triggers (see
Ä
Chapter 7 ‘Technical specifications’ on page 24
).
When turning the device on, the LEDs light up for three seconds. During this time, there is no signal present at the
output yet . Once the LEDs turn off, the device is operational.
6 LEDs Thermal
Over temperature indicator for the channels CH-A to CH-D. These LEDs light up when the respective heat sink
exceeds a certain temperature.
When turning the device on, the LEDs light up for three seconds. During this time, there is no signal present at the
output yet . Once the LEDs turn off, the device is operational.
7 CH-A …-D
Input gain control for the channels CH-A to CH-D.
Connections and operating elements
digital power amplifier
20
Summary of Contents for the t.amp pro D4-500
Page 1: ...D4 500 digital power amplifier user manual...
Page 6: ...Warning signs Type of danger Warning danger zone General notes digital power amplifier 6...
Page 21: ...Rear panel Connections and operating elements D4 500 21...
Page 27: ......
Page 28: ...Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany www thomann de...