Using the SC15 PRISMA MK2
Front panel controls
Standby 
Switches the SC15 to standby, or switches it on from standby.
SELECTOR
Steps between inputs.
and 
Change the volume.
Settings menus
Pressing and simultaneously displays the settings menus or exits from the menus.
In the settings menus:
Pressing or steps between the settings.
Pressing SELECTOR selects a setting or saves an edited setting.
Holding down SELECTOR navigates back or cancels editing a setting.
Changing the volume
The SC15 allows you to vary the volume from 0 (silence) to 99 (maximum).
To change the volume
- Press the or buttons on the front panel, or press the + or – buttons or the or buttons on the remote control.
The current volume setting is shown on the front panel; for example:
Selecting a source
The SC15 provides a choice of seven inputs. Initially these are labelled as shown in the following table, but you can give them your own aliases to suit the sources in your system; see Alias.
| Label | Description |
| A1, A2 | Analogue on RCA connectors. |
| D3–D5 | Digital optical on TOS connectors. |
| D6 | Digital coax on an RCA connector. |
| PC/MAC (7) | Digital on a USB-B connector. |
To select a source
- Press the SELECTOR button on the front panel until the source is indicated on the front panel display; for example:
- Alternatively, press the
or 
buttons on the remote control to step between sources, or press one of the buttons 1 to 7 on the remote control to select the corresponding source directly.
Changing the display brightness
To change the front panel display brightness
- Press the DIM button on the remote control to step through the three levels of illumination and blank.
If you turn the display off it will be restored briefly when you operate any control.
The display automatically dims after ten minutes; you can adjust this delay in the settings menus; see General settings.