Roland M-480 Owner's Manual page 198

Appendix
Nominal Output Level
CONSOLE OUTPUT jacks (1 to 8): +4 dBu (Load impedance: 10 k ohms, typ.)
Output Impedance
CONSOLE OUTPUT jacks (1 to 8): 600 ohms
PHONES jack: 100 ohms
Recommended Load Impedance
CONSOLE OUTPUT jacks (1 to 8): 10 k ohms or greater
PHONES jack: 8 ohms or greater
Non Clip Maximum Output level
CONSOLE OUTPUT jacks (1 to 8): +22 dBu (1 kHz, 10 k ohms load, typ.)
PHONES jack: 150 mW + 150 mW (1 kHz, 40 ohms load, typ.)
Residual Noise Level (IHF-A, typ.)
-88 dBu (All faders: Min)
-80 dBu (Main Fader: Unity, Channel faders: Unity only one CONSOLE IN channel, Preamp gain: Min)
-61 dBu (Main Fader: Unity, Channel faders: Unity only one CONSOLE IN channel, Preamp gain: Max)
-73 dBu (All faders: Unity, Preamp gain: Min, S-1608 + S-4000S-3208, Total 48CH)
-41 dBu (All faders: Unity, Preamp gain: Max, S-1608 + S-4000S-3208, Total 48CH)
* Input 150 ohms terminate
* Output Connector: CONSOLE OUTPUT jacks (1 to 8)
* Sample Rate: 48.0 kHz or 44.1 kHz
Equivalent Input Noise Level (E.I.N.)
-126 dBu (Main Fader: Unity, Channel faders: Unity only one CONSOLE IN channel, Preamp gain: Max)
* Output Connector: CONSOLE OUTPUT jacks (1 to 8)
* Sample Rate: 48.0 kHz or 44.1 kHz
Network Latency
2.8 mS (typ.) *1
* Total System Latency of audio signal from S-1608 inputs to outputs via M-480's REAC ports (A or B).
* Sample Rate: 48.0 kHz
* Effects : No insert effects
Connectors
CONSOLE INPUT jacks (1 to 8): XLR-3-31 type (balanced, phantom power)
TALKBACK MIC IN jack: XLR-3-31 type (balanced, phantom power)
STEREO IN jacks (L / R): RCA phono type
CONSOLE OUTPUT jacks (1 to 8): XLR-3-32 type (balanced)
PHONES jack: Stereo 1/4 inch phone type
DIGITAL OUT jacks x 2: Optical type, Coaxial type
REAC ports Å~3: RJ-45 EtherCon type
RS-232C connector: 9-pin D-sub type
MIDI connectors (OUT/THRU, IN): 5-pin DIN type
USB connectors: USB Type A and Type B
LAMP connector: XLR-4-31 type
Grounding terminal
AC INPUT connector
* XLR type: 1 GND, 2 HOT, 3: COLD
* phantom power: DC +48 V(unloaded maximum), 14 mA(maximum load) (All XLR type inputs)
* LAMP power: DC +12 V/500 mA
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