MT400
15
INSPECTIONS
A. Preparation
1. Set Up
Set the level controls and switches as follows (unless otherwise specified).
1-1 CH 1, 2, 3, 4
GAIN VOLUME
LINE
EQ/ HIGH, MID, LOW VOLUME
CENTER
AUX 1, 2 VOLUME
MINIMUM
CUE VOLUME
MINIMUM
INPUT FLP SWITCH
MIC/ LINE
PAN VOLUME
CENTER
CH FADER
MINIMUM
1-2 CH 5/6, 7/8
LEVEL VOLUME
MINIMUM
1-3 MASTER
MASTER FADER
MINIMUM
MONITOR LEVEL VOLUME
MINIMUM
MONITOR SELECT SWITCH
STEREO
1-4 RECORDER
REC SELECT SWITCH
OFF
dBx SWITCH
OFF
1-5 MECHANISM
PITCH CONTROL VOLUME
CENTER
TAPE SPEED SWITCH
9.5 cm/sec
ZERO STOP SWITCH
OFF
1-6 OTHER
METER SWITCH
4TR
2. Input /Output
The handled signal level is assumed to be 0 dB = 0.775 V.
The input levels should be sine wave 1 kHz and -10 dBm, unless otherwise specified. Each output terminal should have the following
load resistance.
10 kohm
10 kohm
10 kohm
10 kohm
40 ohm
3. Position of CH / MASTER FADER
When the input levels for each channel are as specified, the CH FADER is positioned so that the ST/OUT (L/R) is at -10 dBm and the
pointer is between 7 and 8.
Alignment tape
TDK:
AC514 (VU167300)
MAXELL: UD
II
U60
Test tape
A.BEX:
TCC-121(TX911840) 315 Hz, -4 dB, 160 nWb / m
A.BEX:
TCC-151(TX800460) 6.3 kHz
A.BEX:
TCC111(TX911820) 3 kHz, -10 dB
A.BEX:
TCW211(TX911550) 1.5 kHz, -4 dB
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