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C3
1n8
R4
2K2
R5
220R
+16V
C4
82n
SG
2
D1
3
U1
R1
C1
JB1 1
3
5
1/2
33n
10K
TLO72
16V
INPUT
C5
S
R
T
680p
560K
33u
R3
D2
R2
GOLD-T
2
4
6
C2
100R
SG
SG
SG
-16V
SIGNAL AMPLIFICATION WITH HIGH FREQUENCY BAND BOOST
6
4
2
NO-GOLD
T
R
S
EFX-SEND
SIG_PTH
5
3
1
JB3
VTL5C8
O1
3
6
4
2
GOLD-T
IN
C37
LIMITER
2
T
R
S
100p
EFX-RTN
OUT
+16V
1
R44
5
3
1
JB4
S2
100K
2
7
R43
4
R105
D25
WC7
6
470R
V+
10K
V-
U5
C
C36
3
B
BC
470n
8
5
220n
1
TLO71
D26
C34
C35
100p
R45
R39
6
4
2
BAL.
10K
-16V
R37
12K1
12K1
6
T
R
S
R38
LINE_OUT
SG
7
R40
SG
12K1
5
U4
5
3
1
JB2
249R
1/2
TLO72
TH1
R41
R42
10R
12K1
249R
SG
QUIET TURN ON/OFF
22V/.5W
1N5251B
ZD3
1N4004
BRN/BLK
S3
D10
D13
T1,6A
TBKR1
245V
BRN
BROWN
F1
13A/85C
230V
6A2
22n
230/245VAC
1N4004
GRN/YELL
50Hz
4n7
C56
.
D11
PT#1398E
D14
C57
BLUE
BLUE
6A2
D15
EUROPEAN POWER SUPPLY
6A2
D16
6A2
+16V
C26
100n
R6
C28
2
2K2
100n
1
HIGH PASS
C30
3
U2
C9
C10
100n
1/2
3n3
3n3
C32
TLO72
C7
100n
R11
R12
R14
4K7
47K
1n8
4K7
SG
1
R7
R17
470R
15K
6
C14
LOW PASS
7
10K
5
U1
470n
R15
R16
16V
100u
1/2
CW
C6
24K
24K
TLO72
5C P1
C12
VOLUME
C11
22n
220n
1M
3
6
SG
SG
IN
IN
R20
2
5
R19
OUT
OUT
C13
1
4
220n
24K
S1
S1
MID CONTOUR
AMP_OUT
LIMIT
Q12
+16V
-16V
-FLOATV
Q2
BC550
C38
100n
C39
J108
R50
100n
AGND
2K87
R47
R48
1u
16V
C41
FOP_OUT
A
C40
680p
2K05
10K0
PT1
6
470R
Q1
FET_CTL
J108
7
R51
5
U6
C58
68R
1/2
R46
27p
75R
TLO72
100K
R60
R49
R52
12K1
4K12
AGND
FOP_DRV
Q7
BC560
ADJUST PT1 FOR 2 mV DC
ACROSS TP1 AND TP2
WITH AMP COLD
NOTES:
SG CONNECTED TO AGND AT POWER SUPPLY
C50
ALL UNMARKED DIODES 1N4148
4K7
C51
25V
16V
R91
1u
470n
1M
R94
2K2
R92
D12
C52
50V
2200u
2.5A-SB
TBKR1
POWER
LED1
BLACK
S3
T1
F1
13A/85C
C53
RED
22n
120VAC
50V
GREEN
60Hz
2200u
R93
4n7
C56
4K7
C57
1396
WHITE
NORTH AMERICAN POWER SUPPLY
C15
-16V
47n
50K
R22
R23
CW
C20
4K7
4K7
B P2
BASS
100p
2
R24
47K
3
U3
C27
C29
C31
C33
TLO72
C16
100n
100n
100n
100n
SG
R25
33n
100K
MID
B P3
R26
R27
SG
CW
4K7
4K7
50K
100p
C17
C8
47n
R21
C18
24K
6
1n2
TREBLE
B P4
7
R28
R29
C25
5
U2
D17
CW
16V
10u
3K3
3K3
1/2
50K
BAT85
TLO72
C19
SG
1n2
+FLOATV
+45V
+45V
10K0
4K12
R55
R53
R54
150R
D4
+FLOATV
D8
C42
Q4
1N4004
12N
BC550
Q3
Q5
R68
R69
BC550
BD237
4K7
1K
D3
Q6
MJ21196
BAT85
R56
16V/1W
C44
47R
1N4745
TP1
4R7
R66
ZD1
470u
BIAS
18R
R57
0R18
R65
1K
R58
R67
4R7
D5
16V/1W
C45
0R18
TP2
R59
1N4745
R61
ZD2
470u
47R
BAT85
Q11
MJ21195
D6
Q8
Q10
R70
R71
BC560
BD238
4K7
1K
C43
Q9
BC560
5n6
D9
1N4004
-FLOATV
D7
10K0
4K12
150R
R62
R63
R64
POWER AMPLIFIER
-45V
-45V
-FLOATV
QUIET TURN ON/OFF
+45V
C50
C51
R95
22V/.5W
4K7
25V
16V
1N5251B
1u
R91
470n
0.5W
ZD3
1M
3K3
R96
FET_CTL
1N4004
2K2
R94
0.5W
3K3
D13
R97
D10
R92
D12
+45V
0.5W
1N4004
6A2
C52
3K3
R98
50V
D14
D11
2200u
0.5W
6A2
3K3
R99
POWER
LED1
0.5W
RED
C53
3K3
D15
AGND
50V
2200u
R93
6A2
4K7
AGND
D16
-45V
6A2
C21
10n
50K
R30
R31
C24
CW
100p
4K7
4K7
B P5
R35
HIMID
C22
10K
1
3n3
2
R32
R33
R34
1
R36
560K
560K
10K
1/2
3
U4
SIG_PTH
C23
470R
1/2
100p
TLO72
6
TONE CONTROLS
7
SG
5
U3
1/2
TLO72
SG
FOP_DRV
R88
AMP_OUT
560K
BAT85
R82
R86
1K
47K
D18
D19
R85
TLO72
R84
BAT85
390R
D20
1K
D23
1/2
BAT85
D21
3
U6
1
BAT85
C48
BAT85
C49
2
D24
6V
FOP_OUT
220n
10u
R83
R87
R89
1K
47K
560K
LIMITER DRIVE
LED2
BAT85
AMP_OUT
FOP_OUT
D27
RED
(U6)
LED3
D28
+FOPV
BAT85
RED
R72
CURRENT LIMIT
0.5W
150R
R73
0.5W
BM200
150R
R74
MOUNTED
ON CHASSIS
0.5W
150R
5
3
1
JB6
68n
C46
EXTEN.
25V
T
R
S
AMP_OUT
6
4
2
SPEAKER
L1
AGND
SPKR1
5uH
WC1
AGND
TAB9
R78
0.5W
25V
68n
10R
C47
R75
0.5W
150R
TC1
PCB
R76
3u3
0.5W
100V
150R
R77
390R
R79
TR1
0.5W
TAB8
10R
150R
-FOPV
WC2
(U6)
6
4
2
GOLD-S
8R/30W
T
R
S
HEADPHONE
R80
LE_SON
#7417
5
3
1
JB5
0.5W
22R
R81
0.5W
22R
AGND
M1008.SCH_DATABASE_HISTORY
MODEL(S):-
+16V
-16V
-45V
#
DATE
VER#
R100
1
AUG/08/94
1.70
2
.
.
0.5W
3
.
.
3K3
R101
4
APR/25/95
1.80
0.5W
5
AUG/30/95
1.90
3K3
16V/1W
R102
C54
6
MAR/11/98
2.00
470u
ZD5
1N4745
25V
25V
1N4745
7
AUG/06/98
2.10
0.5W
ZD4
470u
C55
16V/1W
3K3
8
.
.
R103
9
JAN/22/99
2.20
0.5W
10
FEB/21/00
2.30
3K3
R104
11 MAR/30/00 2.40 PC#6216_C42_5n6->12n Q6 2N3773->MJ21196
0.5W
SG
3K3
12 AUG/30/00 2.50 PC#6205_NA XFMR #1398->#1396
LOW VOLTAGE POWER SUPPLY
13 FEB/12/01 2.60 PC#6329_R60_100R->75R
DATE:
FEB/12/2001
MODELS:
YORKVILLE
NAME:
M1008V26.SCH
PCB#&VER:
CHUCKER
STYLE
"P14"
MJ21195
BD238
BD237
MJ21196
E
B
BOTTOM
VIEW
R90
1K5
E CB
LIMIT
BC550C
BC560C
J108
C B E
D S G
BM200T
8R-150W
8R-150W
10"
10"
4R
#7284
#7284
15"
#7347
TO TAB9
TO TAB8
PCB
1u5
100V
33R
33R
8R/30W
LE_SON
#7417
BM200/BM200CE/BM200T
DESCRIPTION OF CHANGE
PC#4542_XFMR_#1283->#1298
PC#4617_C42,C43_3N3->5N6
PC#4619_200BE_XFMR_#1290->1298E
PC#4773_ADD_47p_ACROSS_R49
PC#4799_C58_47p->27p
PC#5653_ADD_TWEETER_FOR_BM200_200T
PC#5769_FUSE_CE_T2A->T1,6A_NA_4A-SB
->2.5A-SB
CE_XFMR_UPDATED
PC#6187_R60_150R->100R
Q11 2N6609->MJ21195
BM200
SCH ISSUE:
2.60
BM200CE
M1008
TITLE:
BASS_AMP_200W
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