Ch2 Eq Mid Adjustment - Pioneer DJD-707 Service Manual

1

6.10 CH2 EQ Mid ADJUSTMENT

Adjustment condition
A
• CH2 EQ ADJ VR [ VR1754 (LOW):
• CH2 INPUT SELECTOR: CD1
N
• TRANSFORM
Measuring instrument
• Low frequency transmitter
• Analog voltage meter which can be measured to 0.2dB unit
Adjustment method
B
Set the output of transmitter to 1kHz 2Vrms.
• Lch EQ Mid ADJ.
1. Turn S1754 (CH2 EQ ON/OFF:
2. Adjust VR1751 (CH2 TRIM:
3. Turn S1754 (CH2 EQ ON/OFF:
4. Adjust VR1758 (C2EQ Assy (CH2 Mid Lch) :
• Rch EQ Mid ADJ.
1. Turn S1754 (CH2 EQ ON/OFF:
2. Adjust VR1751 (CH2 TRIM:
3. Turn S1754 (CH2 EQ ON/OFF:
C
4. Adjust VR1759 (C2EQ Assy (CH2 Mid Rch) :
Adjustment value / Adjustment points
• Lch EQ Mid ADJ. : 0dBv + 0.2/-0dBv (VR1758)
• Rch EQ Mid ADJ. : 0dBv + 0.2/-0dBv (VR1759)
COM
Ocillater
D
MIC LEVEL
– 0
HI
-12 +12
LOW
-12 +12
MIC SEND
SESSION IN
– 0
CH-1 SEND
E
FADER START
O
FADER REVERSE
CH-1 C.F. CH-2
ON ON ON
OFF OFF OFF
F
Front Panel Section
FOOT SW
110
1
2
G , VR1753 (MID):
J , CH2 FADER: MAX
O
, FADER REVERSE SW
F
) to OFF.
E
) so that the L ch output becomes 0dBv+0.2/-0dB.
F ) to ON.
I
F
) to OFF.
E
) so that the R ch output becomes 0dBv+0.2/-0dB.
F
) to ON.
J
Hz
(1kHz 2Vrms)
CH2 CD MASTER 2
INPUT
PHONO 1 PHONO 2
/LINE 2 CD 2
/LINE 1 CD 1
J
MASTER LEVEL
TRIM TRIM
E
PROFESSIONAL 2CHANNEL MIXER
VR1751 –
DJM-707
BOOTH/SESSION OUT
– +9 +9
–
HI
HI I
POWER
–
VR1752
PHONES
+6
-26
-26 +6
MID
MID
H
–
VR1753 SELECT
+6 -26 +6
-26
LOW
LOW
G
VR1754
CH-1
-26 +6
-26 +6
EQ
EQ
CH-2 SEND
OFF OFF
F
ON ON
S1754
TRANSFORM TRANSFORM
N
MASTER LEVEL
REVERSE REVERSE
L R
CH-1 14 14 CH-2
9 9
K
10 5 5 10
9 3 3 9
8 8
1 1
7 7
0 0
6 6
– 1 – 1
5 5
– –
3 3
4 4
– –
6 6
3 3
– –
2 9 9 2
– 15 – 15
1 1
0 – 22 – 22 0
dB dB
CH-1 CH-2
REVERSE
L
1 2
FEELING
ADJ.
2
3
H , VR1752 (HI) : I
, CROSS FADER: 2 side
K
: All are turned OFF
) so that the L ch output becomes 0dBv+0.2/-0dB.
) so that the R ch output becomes 0dBv+0.2/-0dB.
D
C2EQ ASSY
dB
COM
Voltmeter (dB)
OUT
M
0
0
Low - L Mid - R Hi - R Hi - R
0
MASTER J
VR1759 VR1611 VR1611 VR1758
CUE
CH-2
I
VR1611 VR1761 VR1611 VR1758
Low - R Mid - L Hi - R Hi - R
FADER START
PHONES
POWER
Adjustment points / Connection diagram
DJM-707
3
4
] : Center click
L , MASTER LEVEL: MAX
4
M
SIDE A