Crest Audio HD SERIES Manual page 21

2+
1
3-
A
A B
A
A B
A B
A B
GAIN
40x 20x
Ø
dBu
XLR Pin +
2 3
A
B
A
B
+
+
+
Crest Audio HD Series Power Amplifiers
Models HD2, HD4, HD6, HD9, HD12, HD18
Rear Panel Symbols - Legend
Input Connection Section
XLR Connector Polarity Indicator
TRS Connector Polarity Indicator
Mode Selection Switch - Bridged Mono Position
Mode Selection Switch - Parallel Position
Mode Selection Switch - Stereo Position
Chassis Ground Lift Switch - Grounded Lift Position
Chassis Ground Lift Switch - Grounded Position
Output Connection Section
Speakon Output Connector - Channel A Stereo/Parallel
Speakon Output Connector - Channel B Stereo/Parallel
Speakon Output Connector - Bridged Mono
5-Way Binding Post Output Connection - Channel A Stereo/Parallel
A
A
5-Way Binding Post Output Connection - Bridged Mono
B
B 5-Way Binding Post Output Connection - Channel B Stereo/Parallel
Appendix D
Appendix D