YORKVILLE DynaBass 800H, Руководство по обслуживанию

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of
Filename:
PCB# Sheet 7 2
Product
Date: V 3 00
M1341V300sch.sch2002
M1341
INPUT
Mon Jan 11, 2010 Rev:
DB800H
of
Filename:
PCB# Sheet 7 2
Product
Date: V 300
M1341V300sch.sch2002
M1341
INPUT
Mon Jan 11, 2010 Rev:
DB800H
VCA
1/
4W 1M
R5
.
4148
D25
D19
4148
D4
4148
D2
4148
R135
1/
4W 1K
.
W9
BLK
C82
50V 22N
W1 GRN
R143
1/4W
.
10K
R46
1/4W
MINI
2K2
50V
C89 22U
1/4W
.
R74
4K99
C77
100V 27P
R183
1/2W
.
18R V1:C
2X_TRIODE_HCT
R57
1/4W
.
249R
R120
1/4W
.
10K0
R59
1/4W
.
249R
W8:N
R20
1/4W
.
24K
R9
1/4W
.
24K
C1
50V 22N
W7 RED
R119
1/4W
.
10K
R121
1/4W
.
10K
8
V+
4
V-
U13:C
1/
4W 1M
R141
.
C14
160V
10U
2U2 63V
C57
1/4W
R144
10K
MINI
TUBE PREAMP
C63
100V 22N
C13
50V
82N
C90
100V 680P
C46
16V 10U
1/4W
R14
MINI
10K
R161
1/
4W 1M
.
D7
4148
R134
1/4W
.
20K
C9
63V 2U2
R60
1/4W
.
20K
C93
63V 4U7
4148
D29
1/
4W 10K0
R137
.
R139
1/4W
.
10K0
4
V+
11
V-
U2:E
D3
4148
R62
1/
4W 10K
.
470N
C50
50V
R8
1/
4W 15K
.
D1
4148
S T R
J2
Gold Gold Gold
0 dB INPUT
S T R J5
Gold Gold Gold
-6 dB INPUT
W11:N
8
V+
4
V-
U11:C
1/
4W .
R142
1K5
R41
1/4W
MINI
2K
PREAMP
SELECT
SWITCH
B E
TO-92
BC560C
C
S1:B
1/
4W .
R28
5K1
R75
1/4W
MINI
10K
8
V+
4
V-
U14:C
U14:B
MC33078P
R92
1/4W
MINI
10K
D11
4148
R94
1/4W
MINI
20K0
R95
1/
4W .
200R
"STYLE_P35"
TO TUNER JACK
R145
1/4W
MINI
10K
SOLID STATE PREAMP
1N5359B 24V0
ZD2 5W0
INPUT[P7]
R47
1/4W
MINI
2K2
EFX-MASTER[G3]
C66
63V 4U7
1/4W
R213
10K
MINI
TL072
U11:B
4469
M
1B
100K
GAIN
P12:A
EFX-MASTER[L6]
R122
1/4W
.
10K0
W8:M
W11:M
U13:A
TL072
C84
680P
50V
TL072
U13:B
C3
680P
50V
R53
1/
4W 470R
.
R133
1/4W
.
220R
R131
1/4W
.
10K0
W42 WHT
R23
1/
4W 113K
.
ZD1
24V0
5W0
1N5359B
.
1/4W
R26
20K
NE5532N
U10:A
4148
D10
4 5 1 2
3
N P
U23:A
MC14007
FOOTSWITCH_DRV_CTRL[G8]
INPUT[M3]
R136
1/4W
.
10K0
R93
1/4W
MINI
20K0
COMPRESSOR
CONTROL
& DETECT
M
4474
P13:A 100K
B
COMPRESSOR
U2:A
MC33079P
R212
1/4W
MINI
20K0
9
11
10
12
P N
U23:C
MC14007
4467
P4:A
M
10K
B
DISTORTION MIX
COMP-LED
LD7 RED
6405
U11:A
TL072
2X_TRIODE_HCT
V1:B
12AX7
B C E
MPSA56
MPSA06
2N5401
TO-92
MPSA43
2N5551
GND
SYM
V+
EC-
V-
EC+
-IN
U9
2180LB
R11
1/
4W 150K
.
1/
4W .
R76
4K99
OUT TO U5 PIN 3
PAGE 2
U14:A
MC33078P
INPUT[H1]
FOOTSWITCH_DRV_CTRL[G8]
Q4
5103
TO92
MPSA06
"STYLE_P37" "STYLE_P36"
U2:D
MC33079P
INPUT[H6]
MC33079P
U2:B
1
3
4
5
7
2
8
9
6
S T R J7
-
- -
TUNER OUT
Refer to sheet EQ
S1:A
INPUT SELECTOR
Refer to sheet DISTORTION
REF KNOB PART#
MODEL(S):-
FUNCTION
8400
8400
8400
8400
8400
8400
8400
8400
8400
8400
8400
8400 4467
4469
4470
4471
4471
4471
4471
4472
4472
4472
4474
4475 DRIVE MIX , RESO/
GAIN , MID-FREQ
HI-MID
TREBLE
LOW-MID
BASS
MASTER
EFFECTS
SCOOP
COMPRESSOR
FREQUENCY
P4 , P5
P12 / P19
P1
P15
P16
P17
P18
P3
P7
P8
P13
P2 STYLE P36
STYLE P35
STYLE P35
STYLE P35
STYLE P35
STYLE P35
STYLE P35
STYLE P35
STYLE P35
STYLE P35
STYLE P36
STYLE P37
M1341
DB800H
DISTORTION
13
10
7
4
1
9
11
12
8
#
2
3
5
6
VER#
MODEL(S):-
DATE DESCRIPTION OF CHANGE
V
V
V
.
1.00
V
V
V
V
V
V
3.00
2.00
D
D
D
.
30-MAY-2008
N
N
N
Update parts and board
RELEASED FOR PRODUCTION
DB800H
D
D
D
D
D
D
07-JAN-2010
20-NOV-2088
N
N
N
N
N
N
PC7872: Replace C58 with 2x1N5359B #6875
PC7669, ADD ROUTING UNDER J7
M1341 HISTORY TABLE