VTC Pro Audio V44, Руководство по обслуживанию

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Product
Date:
Filename:
PCB# of Sheet
Rev:
2 1
v6.00
M1129-6v00.sch2002
{Drawing Number}
Tue May 02, 2006
M1129 {Title}
Product
Date:
Filename:
PCB# of Sheet
Rev:
2 1
v6.00
M1129-6v00.sch2002
{Drawing Number}
Tue May 02, 2006
M1129 {Title}
3657_OBS
J2
J1
LINE XLR
Copper
Tie Here
1/4W
.
R25
1K54
C11
220P
100V
1/4W
.
R27
1K54
C1
22N 275V
220P
C5
100V
220P
C6
100V
1/4W
R26
0.1%
9K76
1/4W
R22
0.1%
9K76
100V 220P
C7
1/4W
0.1%
9K76
R14
100V 220P
C8
1/4W
0.1%
9K76
R15
C27
150N 63V
1/4W
.
R19 56K
1/4W
.
R37
10K0
1/4W
.
R10 56K
C28
150N 63V
1/4W
R109A
4M7
4148
D4
1/4W
.
R38
10K0
3436
LIMITE
R
S2
:B
1/4W
R109B
4M7
C39
100N
100V
U3:B
MC33078P
C23
33U
16V
Copper
Tie Here
Tie-net Name
C12
220P
100V
S4
:B
S4
:A
GND LIFT
U1:A
MC33078P
C31
68N 100V
1/4W
.
R28 56K
1/4W
.
R18
120K
C32
68N 100V
LIMITER
S2:A
FILTER SW
S1:A
C24
33U
16V
C29
150N 63V
C30
150N 63V
C14
100N
100V
1/4W
.
R11
1K54
1/4W
.
R13
1K54
8
V+
4
V-
U1:C
1/4W
0.1%
9K76
R12
1/4W
0.1%
9K76
R16
1/4W
. R9
56K
COM
M R L
MONO-STEREO-BRIDGED 3705
S3:B
1/4W
RAD
R111
10R
1/4W
.
R20
120K
1/4W
R24
0.1%
9K76
C10
220P 100V
S1:B
FILTER SW
C33
68N 100V C34
68N 100V
1/4W
R23
0.1%
9K76
C9
220P 100V
4148
D7
U3:A
MC33078P
8
V+
4
V-
U4:C
8
V+
4
V-
U3:C
MC33078P
U4:B
C13
100V
100N
S T R
- - -
J4
S T R
- - -
J3
C15
100N
50V
COM
M R L
MONO-STEREO-BRIDGED 3705
S3:D
1/4W
. R6
33K
U4:A
MC33078P
1/8W
.
R112
10R
C16
100N
50V
W1
3570
U1:B
MC33078P
COM
M R L
3705
S3:A
MONO-STEREO-BRIDGED
13
10
7
4
1
9
11
12
8
#
2
3
5
6
VER#
MODEL(S):-
DATE DESCRIPTION OF CHANGE
V
V
V
2.10
1.00
V
V
V
V
3.00
2.20
.
2.00
D
D
D
APR/22/98
OCT/1997
N
N
N
PC#5694 ADD NETS BRPRTCT, LVGND-28 TO BRG SW
FIRST PRODUCTION
AP4020 / AP4040 / AP2020 / AM1CE
D
D
D
D
JUL/2005
SEP/06/01
DEC/02/97
NOV/12/97
N
N
N
N
CONVERT TO PCAD2002
DELETE R119
C27, C28, C29, C30 TO 150n
REVERSED INPUT POLARITY. MODIFIED FOR AP2020
M1129.sch_schematic-DATABASE_HISTORY
13
10
7
4
1
9
11
12
8
#
2
3
5
6
VER#
MODEL(S):-
DATE DESCRIPTION OF CHANGE
V
.
4.10
.
1.00
V
V
6.00
5.00
4.00
3.00
.
2.00
D
AUG-15-2005
SEP/06/01
DEC/02/97
OCT/97
N
PC#6914:ADD TARGETS
PC#6436 REPLACE R119 (10K0) WITH JUMPER X119
CHANGE C27, C29, C28, C30 TO 150N
FIRST PRODUCTION
AP2020 AP4020 AP4040 AM1CE
D
D
JUL/2005
APR/15/05
JUL/01/98
APR/16/98
.
NOV/97
N
N
CONVERT TO PCAD2002, PC#6944:ROUTE GAUGE,
PC#6873 REDO SOLDERMASK
ISOLATE PIN OF S3
PC#5694 PINS 10-12 OF MC2 CONNECTED TO BRG SWT
LSPRE AT 14 PIN CONNECTOR. INPUT TO NONINVERTING
SWITCH NETS RREF WITH LREF AND RSPRE WITH
M1129 Database History
COM
M R L
MONO-STEREO-BRIDGED 3705
S3:C