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11
[Rear]
DIGITAL MIXER
model D-901
MADE IN JAPAN
TOA Corporation
GND
SIGNAL
RS-232C
31 32 33 34 35 36 37 38 39 40
41
42
Input module slot
Output module slot
Input & output module slot
Control module slot
Inputs
7 & 8
Inputs
5 & 6
Inputs
3 & 4
Inputs
1 & 2
Outputs
1 – 4
Inputs 11
& 12 or
Outputs
5 – 8
Inputs 9
& 10 or
Outputs
1 – 4
Outputs
5 – 8
Slot 9 Slot 8 Slot 7 Slot 6 Slot 5 Slot 4 Slot 3 Slot 2 Slot 1
31. Cooling Fan
32. RS-232C Communication Port
A communications connector for a personal
computer (PC) or other control equipment.
33. Control Module Slot
The control module's dedicated slot.
34. Output Module Slot
Slot for output channels 5 – 8.
35. Output Module Slot
Slot for output channels 1 – 4.
36. Input/Output Module Slot
Slot for input channels 11 and 12. Inserting an
output module here provides output signals for
channels 5 – 8.
37.Input/Output Module Slot
Slot for input channels 9 and 10. Inserting an
output module here provides output signals for
channels 1 – 4.
38. Input Module Slot
Slot for input channels 7 and 8.
39. Input Module Slot
Slot for input channels 5 and 6.
40. Input Module Slot
Slot for input channels 3 and 4.
41. Input Module Slot
Slot for input channels 1 and 2.
42. AC Inlet
Connect this inlet to the wall AC outlet using the
supplied power cord.
Note
Slots 5 – 8 accommodate only two D-971M and/or D-
971E Line Output Modules together or independently
in total.
CAUTION
Do not block the fan exhaust vent. Doing so
may cause heat to build up inside the unit and
result in fire.