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6
3. CONTROLS
1. RCA input jacks
2. Front RCA input jacks
3. Rear RCA input jacks
4. Gain control
5. Front gain control
6. Rear gain control
7. Bass boost control
8. Speaker level inputs
9. Front speaker level
inputs
10. Rear speaker level
inputs
11. Frequency control
12. X-Over mode switch
13. Front frequency control
14. Front X-Over mode
switch
15. Rear frequency control
16. Rear X-Over mode
switch
17. Status indicator light
814
12 11 17
7
177
95236
15 1016
14
13
8
7
14
12 11 17
7
APX 1301 controls and input connections
APX 2121 controls and input connections
APX 4241 controls and input connections
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