JBL Commercial JBL CSMA 280 사용자 매뉴얼
26
Appendix B : Block Diagram
Figure C CSMA 2120/280/240 Block Diagram
∑
CH2 TO AMP1
CH8 TO AMP1
CH1 TO AMP1
CH1 TO AMP2
SW1
SW2
CH2 TO AMP1
CH2 TO AMP2
SW7
SW8
CH5 TO AMP2
CH5 TO AMP1
CH3 & CH4 Similar to CH2
CH7 & CH8 Similar to CH6
Input Gain
Line
Mic
Input Gain
Line
Mic
Input Gain
Line
Mic
Input Gain
Line
Mic
CH1
CH2
CH5
CH6
Phantom Power
Mic/Line
[Bal]
Mic/Line
[Bal]
Mic/Line
[Bal]
Mic/Line
[Bal]
CH1 PTT
CH5 PTT
RCA
[MONO
SUM]
RCA
[MONO
SUM]
Gain 1
Gain 2
SPI
SPI
CH1 VOX
CH5 VOX
Gain 5
Gain 6
CH6 TO AMP2
CH6 TO AMP1
CH1 Priority
CH1 TO AMP2
CH8 TO AMP2
CH5 TO AMP2(Exclude)
(SW6)
∑
CH1 TO AMP2
CH5 TO AMP2
(Closed as CH1 Route to AMP2)
CH5 Priority
SPI
SPI
∑
Attenuation
∑
Attenuation
OR
OR
OR