Studer SW V4.0 OnAir 1000 Operating And Service Instructions page 196

OnAir 1000 Digital Mixing Console
(cont.)
J102, J103, J302, J303:
Procedure:
Meter in PPM Mode:
4-10 Service
It is recommended to set all four jumpers to the same position – having
different meter characteristics in one single console doesn't make sense.
Logarithmic/linear selection
log: for PPM and PPM fast
lin: for VU only.
It is recommended to set all four jumpers to the same position – having
different meter characteristics in one console doesn't make sense.
J1: LED switchover
Set this jumper according to the PPM/VU setting with jumpers
J101...J401.
• Perform the fader 0 dB point alignment for all faders, according to
13.3.1 of the OnAir 1000 Operating Manual.
• Touch the MIXER SETUP field on the center touch-screen, followed by
SYSTEM CONFIG and INPUT. The INPUT CONFIG. page will appear.
• Press the SEL key in the strip of the input channel where your CD player
or generator is connected (e.g. Ch9). Select the corresponding input of this
channel by pressing the A or B key in the channel strip. Select the correct
input connector (XLR, RCA, or TOS).
• Select the Channel Control page (e.g. "I 9A") by touching HOME and
pressing the SEL key of the corresponding channel again.
• Perform the following settings on the Channel Control page:
MODE: ST (stereo), LR (normal stereo mode)
PHASE: NORM
CAL: 0 dB
Routing: to the PGM and REC outputs; ΣPROGRAM and ΣRECORD
touch-screen fields must be highlighted.
BAL: center position.
• Switch the EQ off by pressing the EQ key if it is illuminated.
• Select the LEVEL METER page (touch MIXER SETUP field on the cen-
ter touch-screen, followed by SYSTEM CONFIG and LEVEL METER).
Switch METER 1 SOURCE to PROGRAM, and METER 2 SOURCE to
RECORD.
• Switch the corresponding channel ON, and set its channel fader as well as
the PGM and REC faders to their 0 dB position.
• Switch the console off.
• Connect a digital signal generator (400 Hz) to one of the digital inputs
(e.g. Channel 9); a CD player with an appropriate test CD does a good job
as well.
• Open the console according to
nected so that the console remains operative.
• Switch the console on again.
• Set the jumpers on the Level Meter PCB to the desired positions according
to the diagram above.
1. Make sure that all parameters are correctly set according to the "Proce-
dure" paragraph above.
2. Set jumpers J101/201/301/401 to the PPM positions (or PPM fast, if re-
quired), and jumpers J102/103/302/303 to the LOG positions.
3. Trimmer potentiometer preset:
Set RA102/202/302/402 to center
Set RA103/203/303/403 to position "2 o'clock"
4. Feed a 400 Hz, –3 dB
SW V4.0
chapter 4.1, but leave the front cover con-
sine-wave signal to the console.
FS
chapter
Date printed: 24.10.03