Crate CA6110D Schematics

A
D48
R152
+13V
220
1N914
1/8W C59 R3
75V PIV
5per 220
511
35V -13VP +13VP
1/4W
1per
D1 D3
1 R4
1N914 1N914
511
75V PIV
75V PIV
1/4W
1per
C5
R2
J1:A
1.74K
3 10
1/4W
35V
1 1per
2 C6
R1
1.74K
10
1/4W
35V
1per
D2
D4
1N914
1N914
C3
75V PIV 75V PIV
100 pF
+13VP
-13VP 200V
-13VP +13VP
D5
D6
1N914 1N914
J1:B 75V PIV
75V PIV
R
2
RS
TP1
2.2Vrms
TS
C2
R6
T
SS 10 4.7K
1/8W
35V
SHIELD S 5per
R11
47K
1/8W
5per
TEST POINT C0NDITIONS:
GAIN, DSP/EFF SEND, CD LEVEL & LEVEL @ "10".
ALL OTHER CONTROLS @ "5" EXCEPT DSP LEVEL @ "0".
1KHZ SINEWAVE INPUT.
3
D49
R153
+13V
220
1N914
1/8W C87 R30
75V PIV
5per 220
511
35V -13VP +13VP
1/4W
1per
D12
D8
R46
1N914 1N914
511
75V PIV
75V PIV
1/4W
1per
C23
J2:A
R54
1.74K
3 10
1/4W
35V
1 1per
C40
2 R37
1.74K
10
1/4W
35V
1per
D10
D11
1N914 1N914
75V PIV 75V PIV C24
100 pF
+13VP -13VP 200V
4
-13VP
J2:B
R
D7
RS 1N914
TP3
75V PIV
75V PIV
TS 2.2Vrms
C22
T R52
SS 4.7K
10
1/8W
35V
SHIELD S 5per
R31
47K
1/8W
CAUTION: 5per
THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL.
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS.
5
NOTES:
1) CAUTION: SHOCK HAZARD!!
THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER
AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE
TOUCHING INTERNAL PARTS.
2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/8W-5% TOL.
CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL.
3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE
AND 10 MEGOHM DIGITAL VOLTMETER.
A
CA6110DG
B C
D26
C1
100 pF
1N914
200V 75V PIV D27
R5
1N914
75V PIV
10K
1/8W
1per
IC3:B
5
OP275GP 7
C7
R12
6
6
7 1K TLO-72
10
5
1/8W
IC1:B 35V
5per
C8
56 pF
R7 200V
10.0K
P1
1/4W
1per
CW
50K L
GAIN
D40
1N914
75V PIV
TP2
4.4Vrms
IC2:B
5
7 R13
6
1K
OP275GP 1/8W
5per
R8
10K
1/8W
R10
5per
150
C4
1/4W
5per
220 pF
100V
R9
10K
1/8W
5per
SW7:A
O
C
I
J19
TUNER SELECT
1
2
SW7:B
O
3
C
I {Value}
TUNER SELECT
R134
+13V
C69
220
1/8W 100
5per 35V
C25 D42
100 pF
1N914
200V 75V PIV
R38
10K
1/8W
1per
IC3:A
3 D43
1
C36
R33
2
2
1N914
1 1K TLO-72
75V PIV
3 10
1/8W
IC1:A 35V
5per
OP275GP
C41
56 pF
R53 200V
10.0K
P12
1/4W
1per
CW
50K L
GAIN
D47
1N914
+13VP
75V PIV
D9
1N914
TP4
4.4Vrms
IC2:A
3
R47
1
2
1K
OP275GP 1/8W
5per
R32
10K
R41
1/8W
150
5per
1/4W
C29
5per
220 pF
100V
R51
10K
1/8W
5per
B C
©2007 LOUD Technologies Inc. All rights re served
D
TP5
2.2Vrms
R109
22K
1/8W
5per
R16
22K
1/8W
5per
P3 P4
50K L 50K L
CW LOW CW HIGH
C12 C13
.15 .22
50V 50V
R19
2.7K
C14
1/8W
.047 5per R20
100V IC4:B 1.5K
5 1/8W
7
5per
6
TLO-72
R18
100K
1/8W
5per
R136
+13VP
+13V
10
1/4W C75
5per 10
35V
C70 C71 C72 C73
.047 .047 .047 .047
100V 100V 100V 100V
C76
10
35V
R137
-13V
-13VP
10
1/4W
5per
TP8
R39
2.2Vrms
47K
1/8W
R55
5per
22K
P6 P13
1/8W R42
5per
10K
50K L 50K L
LOW HIGH 1/8W
CW CW
C33 C34
C30
5per
.15 .22
.0047
50V 50V
100V
R35
R56
4.7K
2.7K
C31 1/8W
1/8W
.047 5per R49 5per
100V 1.5K
IC4:A
3 1/8W
C35
1
5per
.0022
2
100V
TLO-72
R40
100K
1/8W
5per
D
E F
+13V
R112
1.5K
1/4W
5per
D37
RED
Q7
R110
1M
R111
1/8W
MPS-A13
C57 470K
5per
.1 1/4W
50V
5per
D35
1N914
75V PIV
TP6
2.2Vrms
R22
IC5:D
47K 12
14 R24
1/8W
13
5per
22K
TLO-74 1/8W
R21 5per
R17
10K
1/8W 22K
C15 5per 1/8W
.0047 5per R34
100V 22K
C17
1/8W
5per
100 pF
R23
4.7K 200V
1/8W
MID SWEEP
5per CW
100K RA
C16
C18 P5:A
.0022
.0033
100V
100V
R28
10K
1/8W
5per
C74
.047
100V
D39
C32
56 pF 1N914
200V 75V PIV
R58
TP9
TP10
D45 22K
2.2Vrms
1/8W 2.2Vrms
1N914
5per
75V PIV
R44
6
22K
1/8W 7
IC5:A
5
5per
3 IC5:B
1
TLO-74
2
R59
TLO-74 C39
22K R60
R43 1/8W 22K
5per 1/8W
10
22K
5per 35V
1/8W
MID SWEEP MID SWEEP
5per CW CW
100K RA 100K RA
C38
C27 P9:A P9:B
.0033
100 pF
200V 100V
R36 R45
10K 10K
DSP/EFF SEND
1/8W 1/8W
5per 5per
C28
.047
MID
100V
50K L
R57
CW
10K
P10
1/8W
5per
-
-
A
1/06/04
INITIAL ISSUE
REV Date DESCRIPTION
THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO
Signatures:
Drawn: REM
Checked:
Released:
Plot Date: Mon Feb 02, 2004 Drawing Size:
Plot Time: Drawing Type: Schematic
Tolerance: Class Code:
Sheet 1
E
F
Preamp PCB Schematics
G
1
C20
D36
56 pF
200V
R25
1N914
75V PIV
22K
1/8W
TP7
5per
2.2Vrms
TLO-74
9
8 C21
R62
10
IC5:C MAIN_BUS
22K
10
1/8W
35V
5per
R48 2
22K R61
LINE_OUT_BUS
1/8W
22K
5per
1/8W
5per
CW MID SWEEP
CW
100K RA
50K L R29
EFF_SEND_BUS
P5:B
P8 22K
1/8W
5per
R27
EFF SEND
10K
1/8W
5per
C19
.047
100V
+13V
MID
50K L
CW R26
10K R148
P7
1/8W
1.5K
5per
1/4W
5per
D38
RED
3
Q9
R149 R150
22K 1M
MPS-A13
R151
1/8W 1/8W
C58
5per 5per 470K
.1
1/4W
50V 5per
R64
MAIN_BUS
22K
1/8W
5per
R63
LINE_OUT_BUS
22K
1/8W
5per
4
CW
50K L R50
EFF_SEND_BUS
P14 22K
1/8W
5per
- -
Ecr(s)/Ecn(s) Chgd By Appvd by Date
ST. LOUIS MUSIC, INC
Date:
7/07/03
11880 Borman Drive, St. Louis, MO 63146 5
- - First Used On:
-
C Drawing Title:
SCHEM - PREAMP
Drawing Number:
NONE
07S559
of 2
G
PAGE 1