YORKVILLE TWO Series, Service Manual

Page: 10 / 45

POWER AMPS
Section:
Product(s):
Amps.SCHDOC
M2002 1 4 Sheet Of PCB#: Rev#:
Modified:
V01
File: 2023-08-31
NX750P-2
K. Jassal Eng:
CDSF4148
D1005
D5
W
1
0
0
2K21
0805
R16
W
1
0
0
2K21
0805
R24
FROM POWER SUPPLY
22V0
SOT-23
D8
8
4
W2:4
8
8
W2:8
9
7
W1:7
9
6
W1:6
9
3
W1:3
9
2
W1:2
9
1
W1:1
W125
1M
0805
R20
W100
2K21
0805
R13
ES1J
DO-214AC
D17
W100
18K2
0805
R14
W250
22R
1206
R23
16V0
SOT-23
D2
MURS360B
SMB
D10
63V
100N
RAD .2in
C91
5
0
V
1
0
0
N
0805
C50
8
2
W2:2
8
1
W2:1
8
3
W2:3
8
6
W2:6
8
7
W2:7
8
5
W2:5
W
1
0
0
6K80
0603
R51
W
1
0
0
6K80
0603
R56
9
5
W1:5
9
9
W1:9
9
8
W1:8
9
4
W1:4
12V0
SOD-323
D4
W
1
0
0
10K0
0805
R10
63V
100N
RAD .2in
C56
5
0
V
1
0
0
N
0805
C55
63V
100N
RAD .2in
C48
5
0
V
1
0
0
N
0805
C47
W
1
0
0
6K80
0603
R59
5
0
V
4
7
0
P
0603
C37
W100
499R
0805
R48
W
5
0
0
39K
1210
R35
W250
10R
1206
R73
63V
100N
RAD .2in
C44
63V
100N
RAD .2in
C41
W250
10R
1206
R64
W100
1K0
0805
R54
100V
68N
RAD .2in
C36
W
1
0
0
4K75
0805
R32
W125
11K
0805
R52
W
1
0
0
499R
0805
R49
W125
41K2
0805
R80
W125
1M
0805
R47
W125
47R
0805
R43
W
1
2
5
187K
0805
R71
5
0
V
6
8
0
P
0805
C8
MMBTA92
SOT-23
8165
Q19
BC857C
SOT23
Q5
M
M
B
T
5
4
0
1
SOT-23
7837
Q7
5
0
V
1
N
0805
C15
W
1
0
0
18K2
0805
R38
W125
187K
0805
R33
W
2
5
0
100K
1206
R25
M
M
B
T
5
4
0
1
SOT-23
7837
Q8
W
1
2
5
3K92
0805
R5
W100
499R
0805
R184
30V
SOD123
D19
1
0
0
V
1
0
0
N
1206
C24
W250
22R
1206
R37
2
5
V
6
8
U
6
x
6
m
m
C4
W
1
2
5
22K
0805
R1
18V0
SOD-323
ZD1
W
1
0
0
499R
0805
R7
W
1
2
5
270R
0805
R8
W
1
2
5
270R
0805
R9
AIKW50N65DF5
T0247
2511
Q15
W
1
2
5
187K
0805
R41
12V0
SOD-323
D11
W250
22R
1206
R6
12V0
SOD-323
D1
1000V
1N
R
A
D
.3
in
C89
340V
3U3
RAD POLY
C51
16V0
SOT-23
D9
2
W
0
0
0R47
2512
R17
140V
3U3
RAD POLY
C31
140V
3U3
RAD POLY
C20
2
W
0
0
0R47
2512
R18
MURS360B
SMB
D3
400V
2N2
RAD .2in
C118
#7525
15" 8R
600WPGM
100V
680P
C71
MMBT3904
SOT-23
7838
Q4
LM311
SO8
7851
5
V
C
C
-
4 1
2
3
6
7
V
C
C
+
8
+
-
U1
W100
15K0
0805
R30
W100
4K75
0805
R28
W
1
0
0
10K0
0805
R22
MC33078
7817
SO8
V+
8
V-
4
U2:3
5
0
V
4
7
P
0805
C77
5
0
V
4
U
7
1210
C3
1
0
0
V
1
0
0
N
1206
C34
5
0
V
1
U
4X4mm
C35
W
2
5
0
1R0
1206
R46
30V
SOD123
D15
200V
SOD-323
D6
1000V 10P
1206
C6
5
0
V
4
U
7
1210
C9
W100
2K21
0805
R3
W125
1M
0805
R57
W250
10R
1206
R39
W
1
2
5
270R
0805
R15
5
0
V
1
0
0
N
0805
C5
5
0
V
3
3
0
P
0805
C14
W
2
5
0
10R
1206
2
W
0
0
0R47
2512
R11
2
W
0
0
0R47
2512
R12
2W00
0R02
OARS
R42
W250
10R
1206
R186
#7393
1" 8R
30W
W100
1K0
0805
R19
25V 3N3
0805
C92
W100
100R
0805
R44
Horn+
YEL
W8
5
0
V
1
0
0
N
0805
C58
5
0
V
1
0
0
N
0805
C57
5
0
V
1
0
0
N
0805
C49
+/-15V_MOD
W100
1K0
0805
R55
MC33078
7817
SO8
5
6
7
-
+
U6:2
W100
6K80
0603
R45
50V 470P
0603
C28
W100
10K0
0805
R36
W125
41K2
0805
R79
W
1
0
0
10K0
0805
R212
MC33078
7817
SO8
3
2
1
-
+
U6:1
50V 1N
0805
C29
MC33078
7817
SO8
3
2
1
-
+
U2:1
100V 680P
C18
W
1
0
0
4K75
0805
R72
W250
10R
1206
R53
W250
22R
1206
R50
5
0
V
1
U
4X4mm
C25
MMBTA92
SOT-23
8165
Q24
ES1J
DO-214AC
D47
W
1
0
0
15K0
0805
R40
CDSF4148
D1005
D21
BC857C
SOT23
Q6
W
1
0
0
18K2
0805
R21
12V0
SOD-323
D7
50V 10N
1206
C144
W
1
2
5
270R
0805
R4
140V
3U3
RAD POLY
C22
3
7
8
6
2
3
3
U
H
L1
AIKW50N65DF5
T0247
2511
Q14
W100
2K21
0805
R26
6
3
V
1
0
U
6x6mm
C13
P
IRFP9140N
TO247
6932
D
S
G
Q1
BDX53C
TO220
6912
Q2
W100
2K21
0805
R2
5
0
V
1
0
0
N
0805
C
1
6
BLK
Horn-
W7
63V
220N
RAD .2in
C32
MC33078
7817
SO8
V+
8
V-
4
U6:3
6
3
V
1
0
U
6x6mm
C7
FROM INPUT PCB
PHANTOM SUPPLY
W
1
0
0
10K0
0805
R34
W
1
0
0
18K2
0805
R213
LM311
SO8
7851
5
V
C
C
-
4 1
2
3
6
7
V
C
C
+
8
+
-
U7
MC33078
7817
SO8
5
6
7
-
+
U2:2
W
1
0
0
499R
0805
R62
5
0
V
1
U
1206
C12
5
0
V
2
U
2
4X5.4mm
C11
6668
LTV-8141S
4PIN SMT
4
3
U4:2
W
1
0
0
4K75
0805
R76
5
0
V
1
5
P
0603
C10
W
2
5
0
10R
1206
R215
BC847C
SOT23
Q3
W
1
0
0
100R
0805
R27
BDX54C
6911
Q10
5
0
V
3
3
0
P
0805
C1
6
3
V
1
0
U
6x6mm
C2
IRFP140N
N
TO247
6931
G
D
S
Q12
S2
W
O
O
F
E
R
6
6
6
8
LT
V
-8
1
4
1
S
4
P
IN
S
M
T
2 1
U
4
:1
-
+
S1
HORN
IRS21844S
SO14
6586
VSS
3
COM
5
DT
4
VS
11
IN
1
HO
12
VCC
7
LO
6
SD
2
VB 13
NC
U3
WOOFER AMP
SILENT ON/OFF
SILENT ON/OFF
HORN AMP
+51V_
+27V_
+15V_
-15V_
+27V_
+15V_MOD
+15V_MOD
-15V_MOD
-15V_MOD
+15V_MOD
+15V_MOD +15V_
-15V_
-15V_MOD
-51V_
+51V_
-26V_
-177V_
+177V_
+26V_
+15V_MOD
-15V_
-15V_MOD
+15V_MOD
-15V_MOD
-15V_MOD
+15V_MOD
-15V_MOD
+15V_MOD
-15V_MOD
+15V_LS
+15V_LS
-177V_
+177V_
-51V_
-26V_
+26V_
+51V_
LVGND_
LVGND_
PSGND_
PSGND_
WOOFGND
LVGND_
WOOFGND
WOOFGND
WOOFGND
WOOFGND
WOOFGND
PSGND_
HORNGND_
WOOFGND
WOOFGND
HORNSPKGND_
HORNGND_
PSGND_ HORNGND_
SILENT_
TP1
TP2
Woofer-
BLK
W3
RED
W5
CDSF4148
D1005
D28
W
1
0
0
4K75
0805
R29
POWER AMPS
PSGND_
-36VDC
+15V_LS
-177V_
LNK302G
8211
SMD8B
S
8
S
2
S 1
F
B
4
B
P
3
S
7
D
5
U207
100N
0805
50V
C236
1206
50V 1U
C237
4
U
7
1210
5
0
V
C238
W100
13K
0805
R263
W125
1K62
0805
R264
7974
1000UH
L202
DO-214AC
ES1J
D208
E
S
2
G
SMA
D210
ES2G
SMA
D211
W
2
5
0
330R
1206
R265
2U2
RAD 0.1in
250V
C
2
3
9
4
U
7
1210
5
0
V
C241
PSGND_
+15V_LS
DO-214AC
ES1J
D212
N1017
N1018
N1019
N1020
N1021
N1022
N1023
N1024
N
1
0
2
5
N1026
N1027
N1028
N1029
N1030
N1031
N1032
N1033
N1034
N1035
N1036
N1037
N1038
N1039
DPAK3
MJD340
7022
Q11
W125
41K2
0805
R61
W125
41K2
0805
R67
SOT-23
J110
S
D
Q9
SOT-23
J110
S
D
Q20
W100
2K21
0805
R145
W100
2K21
0805
R146
W100
2K21
0805
R147
W100
2K21
0805
R75
W100
2K21
0805
R98
W100
2K21
0805
R128
W100
2K21
0805
R69
W
2
5
0
10R
1206
W
2
5
0
10R
1206
W
2
5
0
10R
1206
R219
W
2
5
0
10R
1206
R220
W
2
5
0
10R
1206
W
2
5
0
10R
1206
W
2
5
0
10R
1206
W
2
5
0
10R
1206
R224
-
-
x 4
x 4
W250
22R
1206
R261
W250
22R
1206
R260
W250
10R
1206
R267
W250
10R
1206
R269
W100
100R
0805
R268
SOD-323
15V0
D20
SOT-23
43V0
D23
PSGND_
WOOFGND PSGND_
W
2
5
0
1206
619K
R270
W100
2K21
0805
R148
R281
R280
R282
R283
W250
100K
1206
R60
T810-600G-TR
7915
D2PAK
G
M
T
1
M
T
2
Q17
10U
5X5.5mm
16V
C54
MBS4992
5190
{Voltage}
TO92
Q18:1
W250
10R
1206
R63
486uH
2906
L2
1
5
0
P
1
2
0
6
1
0
0
0
V
C
4
6
1
5
0
P
1206
1
0
0
0
V
C40
1
CON_HOLE_128
HC1
CHGND-Cap
1
5
0
P
1206
1
0
0
0
V
C52
W
_
In
+
W
_
In
-
H_In+
Spkr
1
4 W4:1
2
Spkr
4 W4:2
3
Spkr
4 W4:3
4
Spkr
4 W4:4
2
5
V
4
U
7
4X4mm
C110
MC7815CT
IN
R
E
F
OUT
U30
6872
63V
100N
RAD .2in
C109
MC7915CT
IN
R
E
F OUT
U31
6871
2
5
V
4
U
7
4X4mm
C103
63V
100N
RAD .2in
C116
-15V_
+15V_
SOD80
PMLL4148
D16
SOD80
PMLL4148
D18
+26V_
-26V_
PSGND_
WOOFCLIP_
PSGND_
PSGND_
HEATSINK
-15V_
TP3
R31
-177V@Q15C
Wout@Q14C
W250
100K
1206
R58
W250
100K
1206
R65
W250
100K
1206
R66
TP2
TP1
W
1
2
5
270R
0805
R68
W
1
2
5
270R
0805
R70
W
1
2
5
270R
0805
R74
-51V_
-51V_
HORNSPKGND_
HORNINGND_
W
1
2
5
270R
0805
R81
W
1
2
5
270R
0805
R82
W250
10R
1206
R83
W250
10R
1206
R84
W250
10R
1206
R85
63V
1U
RAD .2in
C156