3.3.9 AUX meters 1.913.312
PPM: (the VU/PPM selector jumper
connects JP1 with JP2):
• Feed test signal with nominal lev-
el (1 kHz, typ. +6 or +10 dBu) to
the LINE input of a mono chan-
nel.
• Connect the AF voltmeter to the
AUX 1 output.
• Adjust the AUX 1 master pot-
entiometer to nominal level.
• Repeat the last two steps for AUX
2...6.
• Connect the AF voltmeter to the
AUX 7 left output, turn the PAN
potentiometer to its counter-
clockwise stop position.
• Adjust the AUX 7 master pot-
entiometer to nominal level.
• Repeat the last two steps for AUX
8.
• AUX 1...6 (mono): Adjust trimmer
potentiometers RA101...RA601 for
0 dB indication.
• AUX 7 left/right (PAN pot in cent-
er position): Adjust trimmer poten-
tiometers RA701 and RA801 for
0 dB indication.
• AUX 8 left/right (PAN pot in cent-
er position): Adjust trimmer poten-
tiometers RA901 and RA1001 for
0 dB indication.
VU: (the VU/PPM selector jumper connects JP2 with JP3):
• Feed test signal with nominal level (1 kHz, typ. +6 or +10 dBu) to the
LINE input of a mono channel.
• Connect the AF voltmeter to the AUX 1 output.
• Adjust the AUX 1 master potentiometer to 6 dB below nominal level
(i.e., 6 dB lead).
• Repeat the last two steps for AUX 2...6.
• Connect the AF voltmeter to the AUX 7 left output, turn the PAN
potentiometer to its counterclockwise stop position.
• Adjust the AUX 7 master potentiometer to 6 dB below nominal level
(i.e., 6 dB lead).
• Repeat the last two steps for AUX 8.
• AUX 1...6 (mono): Adjust trimmer potentiometers RA101...RA601 for
0 dB indication.
• AUX 7 left/right (PAN pot in center position): Adjust trimmer potentio-
meters RA701 and RA801 for 0 dB indication.
• AUX 8 left/right (PAN pot in center position): Adjust trimmer potentio-
meters RA901 and RA1001 for 0 dB indication.
RA101 RA201 RA301 RA401 RA501 RA601 RA701 RA801 RA901 RA1001
JP1
JP2
JP3
PPM
VU
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