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3-7. DA-134 Board Adjustment
3-7-2. Audio Output Level (CH-2) Adjustment
Preparation
. S302 (E-5)/DA-134 board → 20
. S304 (E-1)/DA-134 board → +4
Adjustment procedure
1. Input a _20 dB FS signal of 1 kHz from the AES/EBU
IN connector on the ENC-47 or ENC-51 board and
record it.
2. Reproduce the recorded signal.
3. Equipment : Oscilloscope or audio level meter
Test point : AUDIO OUT 1 connector/DEC-98 board
(in 600-ohm load)
Adj. point : 1RV302 (E-4)/DA-134 board
3470 ± 40 mV p-p (4.0 ± 0.1 dBm)
Spec. :
Setting after adjustment
Return the setting of switches and menus to the former
state.
12
11
10
9
8
DA-134 board (A side)
3-10 (E)
3470 ±40 mV p-p
7
6
5
4
3
2
RV301
1
S301
S303
1
A
B
C
D
E
F
G
MAV-70
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