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4
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L12MN1.Sch
Titel
Size
File:
Date:
Drawn By:
Sheet
Revision
Model No:
18-Jun-2003
BOW.
MAIN INPUT STAGE
8
1 of
ALTO L12
VER030531
A4
PCB# L12MN1.PCB
L12MN1
INS-CH11
INS-CH12
INS-CH10
INS-CH9
L12STEREO
L12STEREO.SCH
L12STEREO2
L12STEREO2.SCH
OTHER
OTHER.SCH
AUXRTN
AUXRTN.SCH
AUXSEND
AUXSEND.SCH
CTRMETER
CTRMETER.SCH
L12DSP
L12DSP.SCH
(TO L12PU2-CH5-8)
TRIM2-CH5
TRIM1-CH5
L-CUT5-ON
L-CUT5-OF
INS-CH5-6
PRE-CH5
PRE-CH6
TRIM2-CH7
TRIM1-CH7
L-CUT7-ON
L-CUT7-OF
INS-CH7-8
PRE-CH7
PRE-CH8
PHONE-L
PHONE-R
2TKIN-R
2TKIN-L
MAIN-R-2
MAIN-L-2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN4
2.0-14P-B24A
(TO L12PU2-CH9-12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CN5
2.0-15P-B24A
+VCC
-VCC
MONO-LEVEL
DFXOUT-L
DFXOUT-R
AUXRTN1-L
AUXRTN1-R
AUXRTN2-R
AUXRTN2-L
AUXRTN3-R
AUXRTN3-L
AUXRTN4-R
AUXRTN4-L
AUXSEND1
AUXSEND2
AUXSEND3
DFX SEND
(TO L12PU1)
1
2
3
4
5
6
7
8
CN1
2.5-8P
PGND
+VCC
-VCC
PH PWR
+5VD
DGND
(TO L12MN2)
PH PWR
AUX1
AUX3
LEFT-BUS
RIGHT-BUS
SUB1
SUB2
SOLO(PFL)
LOGIC
SUB3
SUB4
AFL-L
AFL-R
AUX4
AUX2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CN7
2.0-20P-B24A
+VCC
-VCC
MAIN-INS-L
MAIN-INS-R
MAIN-R-2
MAIN-L-2
MAIN-L
MAIN-R
CTRL-R-R
CTRL-R-L
SUB1-L
SUB2-R
SUB3-L
SUB4-R
+VCC
-VCC
(TO L12PU1)
FOOTSW
MAIN-L-3
MAIN-R-3
FOOTSW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
CN2
2.0-18P-B24A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
CN3
2.0-18P-B24A
EFXRTN-L
EFXRTN-R
PGND
Summary of Contents for L-12
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