C1.2 User Manual
10
3 Connections
You are now ready to connect your C1.2 to your system. Given the differences between systems and the
modular nature of the C1.2, with its range of input options, your range of source components and system
configuration will almost certainly differ from the example below. However, we have selected a ‘fully-loaded’
C1.2 to show the widest range of connections.
1. 75 Ohm RCA single-ended analog output for right
channel
2. 50 Ohm BNC single-ended analog output for right
channel
3. 75 Ohm RCA single-ended analog output for left
channel
4. 50 Ohm BNC single-ended analog output for left
channel
5. RCA single-ended analog input for left channel
[optional ANALOG_IN board, here fitted in Slot 1]
6. XLR balanced analog input for left channel. [optional
ANALOG_IN board, here fitted in Slot 1]
7. USB audio input socket [optional USB_IN board, here
fitted in Slot 2]
8. USB audio status LED (Orange: playing, Green: ready:
Red: booting: Off: unpowered) [optional USB_IN board]
9. TOSLINK (S/PDIF) digital input [DIGITAL_IN_HD #1
board, here fitted in Slot 3]
10. AES-EBU digital input [DIGITAL_IN_HD #1 board,
here fitted in Slot 3]
11. Ethernet port for command interface [CONTROL
board] or for audio playback and commands [optional
ETHERNET-IN HD board]
12. BNC clock input. Provides 75Ohm or Hi-Z input.
[optional SNYC_IO board]
13. Analog ground connector 2.Can be connected to
digital ground (Earth) using provided jumper
14. Analog ground connector 1. Ground lift jumper can
be plugged between the 2 Analog ground connectors for
convenient storage
15. External power supply connector for X1 power supply
option
16. Power on/off switch
17. Power cord receptacle
18. Power fuse and voltage selection
19. Earth connector. Internally connected to digital
ground
20. BNC 75 Ohm clock output 2. [optional SYNC_IO
board]
21. BNC 75 Ohm clock output 1. [optional SYNC_IO board].
22. USB port for software upgrades. [CONTROL board or
optional ETHERNET-IN HD board]
23. Coaxial (S/PDIF) digital input [DIGITAL_IN_HD #1
board, here fitted in Slot 3]
24. CH Link HD digital input [DIGITAL_IN_HD #1 board,
here fitted in Slot 3]
25. XLR balanced analog input for right channel [optional
ANALOG_IN board, here fitted in Slot 1]
26. RCA single-ended analog input for right channel
[optional ANALOG_IN board, here fitted in Slot 1]
27. XLR balanced analog output for left channel
28. XLR balanced analog output for right channel
Rear panel connections
1
9
13
7
3
5
2
10
11
8
12
14
15
16
4
6
28
27
27
27
27
27
27
25
23
24
26
21
22
20
19
18
17
