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YORKVILLE BASS MASTER 100 Service Manual page 3

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-16V
+16V
+16V
C12
100N
C13
100N
D11
SG
R1
C1
J1 1
3
5
4n7
10K
INPUT
S
R
T
C2
R2
GOLD-T
2
4
6
1M
680P
T1
SG
SG
SG
-16V
230Vac
AG
50Hz
400V
C32
22n
1203
22V
5251B
ZD4
WC2
2K2
R40
+38VDC
D6
1N4004
D1
F2
5A-FB
1N5402
(CE_F5A)
D2
T1
C25
120Vac
AG
1N5402
60Hz
400V
D3
C32
AG
WC1
22n
1310
1N5402
WC2
D4
F3
5A-FB
1N5402
(CE_F5A)
R35
LD1
WC3
WC4
WC5
ZD1
0.5W
C30
5246B
1K8
4n7
WC10
RED
16V
250V
WC11
AG
-38VDC
M511.SCH_DATABASE_HISTORY
MODEL(S):-
BM100\BM100CE
#
DATE
VER#
DESCRIPTION OF CHANGE
1
MAY/01/95
2.50
PC#4780_D6,D7_BAV21->1N4004
2
MAY/05/95
.
PC#4801_ADD_10P_ACROSS_R17
3
FEB/23/98
2.60
PC#5623_SEE_LIST_FOR_CHANGES
4
D
V
N
5
D
V
N
6
D
V
N
7
D
V
N
8
D
V
N
9
D
V
N
10
D
V
N
-16V
+16V
+16V
C12
100N
C13
100N
D11
SG
R1
C1
J1 1
3
5
4N7
10K
INPUT
S
R
T
C2
R2
GOLD-T
2
4
6
1M
680P
SG
SG
SG
-16V
22V
C29
5251B
ZD4
1U
2K2
R40
D7
D6
1N4004
1N4004
D1
F2
F5A
1N5402
D2
T1
C25
230Vac
AG
1N5402
50Hz
400V
D3
C32
AG
WC1
22n
1203
1N5402
D4
F3
F5A
1N5402
R35
LD1
WC3
WC4
WC5
ZD1
WC2
0.5W
5246B
1K8
RED
WC10
16V
WC11
AG
M511S.SCH_DATABASE_HISTORY
MODEL(S):-
BM100S
#
DATE
VER#
DESCRIPTION OF CHANGE
1
MAY/05/95
1.70
PC#4780_D6/D7_BAV21->1N4004
2
MAY/08/95
.
PC#4801_ADD_10P_ACROSS_R14
3
FEB/23/98
1.80
PC#5623_SEE_LIST_FOR_CHANGES
4
D
V
N
5
D
V
N
6
D
V
N
7
D
V
N
8
D
V
N
9
D
V
N
10
D
V
N
C3
330p
R3
R105
2K2
2K2
R106
C56
2
100N
680R
SG
1
R5
3
U1
680R
1/2
16V
TLO72
33U
C5
C4
10U
10K
16V
R4
C6
D12
CW
10U
16V
100R
5C P1
GAIN
SG
C31
C29
10K
25V
25V
C14
R41
AG
2U2
1U
1M
33n
R42
R12
Q7
10K
D8
AG
2N5638
2K7
+16V
R36
2K7
R37
16V
D9
C27
5246B
40V
25V
ZD2
2200U
100U
C15
16V
D10
C28
C26
SG
5246B
25V
40V
680P
ZD3
100U
2200U
R13
100K
2K7
-16V
R38
AG AG
2K7
R39
C3
330P
R3
R105
2K2
2K2
R106
C56
2
100N
680R
1
SG
R5
3
U1
680R
1/2
16V
TLO72
33U
C5
C4
10U
10K
16V
R4
C6
D12
CW
10U
16V
100R
5C P1
GAIN
SG
C31
10K
25V
25V
C14
R41
2U2
AG
1M
33N
R42
R12
Q7
10K
D8
+38VDC
AG
2N5638
2K7
BC560
+16V
R36
2K7
R37
16V
D9
C27
5246B
40V
25V
ZD2
2200U
100U
C15
16V
D10
C28
C26
SG
5246B
25V
40V
680P
ZD3
100U
2200U
R13
100K
2K7
-16V
R38
AG AG
2K7
R39
-38VDC
C7
22n
50K
R6
R7
CW
C33
15K
15K
B P2
BASS
100P
R8
6
47K
5
6n8 C8
R44
MID
B P3
100K
R9
R10
SG
CW
3K3
3K3
50K
C9
6n8
C10
TREBLE
680p
B P4
R45
R46
CW
50K
3K3
3K3
C11
680p
R15
22K
33U
R16
C16
R14
16V
3K3
1K8
R20
AG
C18
3K3
25V
R21
C24
680R
68U
10p
R17
Q1
47K
R22
Q2
R18
270R
2K2
C17
10V
C19
4U7
AG
15P
CUT OUT R23, R24 UNTIL
R19
9 TO 11 mV IS ACROSS
2K2
TP1 AND TP2 WITH AMP COLD
PC#5623 C1 18N TO 4N7
C3 1N8 TO 330P
C7 47N TO 22N
C8/C9 18N TO 6N8
C10/C11 1N2 TO 680P
C57 22N TO 3N3
C58 150N TO 100N
C14 100N TO 33N
R106 1K TO 680R
R6/R7 6K8 TO 15K
R107/R108 10K TO 22K
R109 150R TO 1K
DATE:
FEB/23/98
YORKVILLE
NAME:
M511V26.SCH
C7
22N
50K
R6
R7
CW
C33
15K
15K
B P2
BASS
100P
R8
6
47K
5
6N8 C8
R44
MID
100K
B P3
R9
R10
SG
CW
3K3
3K3
50K
C9
6N8
C10
TREBLE
680P
B P4
R45
R46
CW
50K
3K3
3K3
C11
680P
R15
22K
33U
R16
C16
R14
3K3
16V
R20
1K8
3K3
C18
AG
R21
25V
BC560
68U
680R
R17
47K
Q1
Q2
R22
C24
270R
10p
R18
2K2
C17
C19
10V
4U7
15P
AG
R19
CUT OUT R23, R24 UNTIL
2K2
9 TO 11 mV IS ACROSS
TP1 AND TP2 WITH AMP COLD
PC#5623 C1 18N TO 4N7
C3 1N8 TO 330P
C7 47N TO 22N
C8/C9 18N TO 6N8
C10/C11 1N2 TO 680P
C57 22N TO 3N3
C58 150N TO 100N
C14 100N TO 33N
R106 1K TO 680R
R6/R7 6K8 TO 15K
R107/R108 10K TO 22K
R109 150R TO 1K
DATE:
FEB/23/98
YORKVILLE
NAME:
M511SV18.SCH
C59
100P
R110
22K
6
270R
R43
7
R11
22K
5
U2
7
1/2
U1
TLO72
1/2
SG
TLO72
C57
3n3
2
R107
R108
1
22K
22K
3
U2
R109
1/2
1K
TLO72
C58
100n
SG
+38VDC
C20
MJH11018
Q5
680P
R26
12R
R23
R24
10K
15K
R28
TP1
0R27
Q3
C21
BC550C
100N
R29
TP2
0R27
POLY
R27
Q4
12R
BD139
Q6
MJH11017
680P
R25
47R
C22
-38VDC
MJH11018
MJH11017
BD139
2N5638
ECB
B C E
NOTE: ALL UNMARKED DIODES 1N4148
THE 100B BY A.WILSON AND C.CHIU
BM100
MODELS:
BM100CE
TITLE:
BASS_AMP_100_WATTS
C59
100P
R110
22K
6
270R
R43
7
R11
22K
5
U2
7
1/2
U1
TLO72
1/2
SG
TLO72
C57
3N3
2
R107
R108
1
22K
22K
3
U2
R109
1/2
1K
TLO72
C58
100N
SG
+38VDC
C20
MJH11018
Q5
680P
R26
12R
R23
R24
10K
15K
R28
TP1
0R27
Q3
C21
BC550C
100N
R29
TP2
0R27
POLY
R27
12R
Q6
Q4
MJH11017
BD139
680P
C22
R25
47R
-38VDC
MJH11017
MJH11018
BD139
2N5638
DSG
ECB
B C E
NOTE: ALL UNMARKED DIODES 1N4148
THE 100B BY A.WILSON AND C.CHIU
BM100CE
MODELS:
.
TITLE:
BASS_AMP_100_WATTS
5
3
1
J2
EFX_SEND
T
R
S
6
4
2
NO-GOLD
5
3
1
J3
EFX_RTN
T
R
S
6
4
2
GOLD-T
5
3
1
J4
LINE_OUT
T
R
S
6
4
2
NO-GOLD
WC6
SG
AG
5
3
1
J5
PHONES
T
R
S
6
4
2
GOLD_S
100R
R31
WC8
SPKR1
22R
4R
R30
15"
#7320
C23
10N
WC7
AG
BC550C
BC560C
DSG
CBE
SCH ISSUE:
2.60
5
3
1
J2
EFX_SEND
T
R
S
6
4
2
NO-GOLD
5
3
1
J3
EFX_RTN
T
R
S
6
4
2
GOLD-T
5
3
1
J4
LINE_OUT
T
R
S
6
4
2
NO-GOLD
WC6
SG
AG
5
3
1
J5
PHONES
T
R
S
6
4
2
GOLD_S
100R
R31
WC8
SPKR1
22R
4R
R30
15"
#7320
C23
10N
WC7
AG
BC550C
BC560C
CBE
SCH ISSUE:
1.80

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Bm100