Alto X23SW User manual

ServiceManual
www.altoproaudio.com
Version: 1.1
Model: X23SW (2-WAY STEREO PLUS SUBWOOFER)
ACTIVE CROSSOVER

CONTENTS
1. Specification
2. Block Diagram
3. Schematic Diagram
4. Printed Circuit Board
5. Wiring Diagram
6. Test Procedure
7. Electrical Parts List
8. Exploded Views & Mechanical Parts List
9. Notes

483(W) 194.5(D) 44(H)mm (19" 7.7" 1.7")
2.95 Kg(6.50lb)
Electrical
50Hz ~ 250Hz
250Hz ~ 6KHz
<0.05%
>95dB
Controls
Continuouliy variable
Sub, Low. High continuously variable
Front panel switches
Front panel switches
Power Supply
3-pole IEC , grounded
Servo controlled, stabilized
6W
Physical
Weight
Subwoofer Frequency Range
Low - High Frequency Range
THD
S/N Ratio
Input Level
Output Level
Low Cut
Phase
Connector type
Type
Mains supply
Power Rating
Dimensions
95-120V /210-240V ,60-50Hz
1. SPECIFICATION (X23SW)

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Date: 2-Nov-2002 Sheet of File: D:\pc42\pc42\ALTO\ \X23SW\X23SWBLOCKDIGRAME.DDB服務手冊 Drawn By:
100mA
FUSE
5 6
AC POWER SW
AC INPUT 210V-240V
AC PLUG
50Hz
102℃
PT-SCX-34
230V
0V
115V
20V
0V
20V
BRIDGE
AND FILTER CIRCUIT
+15V
0v
-15v
2 1 3
A -CHANNEL SIGNAL
CN-BAL-FEMALE-2
3 21
A TL074
VR
gain
LOW-HIGH pass
900Hz - +9KHz
high pass freq.
3 21
A
TL074 high out
VR
gain
pass filter
over freq.
100Hz +1KHz
SUB-LOW
SUB - LOW
pass filter
3 21
A
TL074
VR
gain
lower filter pass
3 21
A TL074
VR
gain
LOW OUT
2 1 3
B-CHANNEL SIGNAL
CN-BAL-FEMALE-2
3 21
A TL074
VR
gain
LOW-HIGH pass
900Hz - +9KHz
high pass freq.
3 21
A
TL074 high out
VR
gain
pass filter
over freq.
100Hz +1KHz
SUB-LOW
SUB - LOW
pass filter
3 21
A
TL074
VR
gain
lower filter pass
3 21
A TL074
VR
gain
LOW OUT
2.Block Diagram

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TASY J.S.
ALTO Mobile : X23SW MAIN BOARD
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1 2 3
CN3 3P2.5
3 2
1
U1A
TL074
5 6
7
U1B TL074
10
9
8
U1C
TL074
R4 100K
R1
100K
R2 100K
R8 620K
R12 10K
R7 3K74
C6
330P
R13 22K
R11 6K8
C5 103(M) C4 103(M)
C3
103(M)
VR2
100KB
2 1 3
X1
C7
47P
VR1B 100KB
411
U1E
TL074
-15V
C9 10uF
C8
10uF
R18
220R
R17
100K
R16 100K
VR1A 100KB
R5 3K74
R6
620K
C2 10uF
C1
10uF
R3
100K
3 2
1
U2A
TL074
R9 10K
R21
10K
R20 10K
5 6
7
U2B
TL074
R22 10K
VR3
100KB
SW1
30HZ CUT
R15 100K
10
9
8
U2C
TL074
12 13
14
U2D
TL074
R25 10K
C10
330P
R26 22K
R24
6K8
C11
47P
R27
10K C12
10uF R32
220R
R31
100K
SW2
INV
R28 10K
R29
10K
R30
10K
R14 47K
12 13
14
U1D
TL074
C19 683(M)
C20 683(M)
411
U2E
TL074
+15V
R19 10K
3c 5e 1a
4d 2b
X4
LOW OUT
3c 5e 1a
4d 2b
X5
HI OUT
3c 5e 1a 4d 2b
X2
INPUT
CH1(CH2)
3. Schematic Diagram

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J101 3P2.5 AGND
3 2
1
U9A
TL074
5 6
7
U9B TL074 10
9
8
U9C
TL074
12 13
14
U9D
TL074
R63 10K0
R64 10K0
R69 330K
R72 10K
1
3
4
5
6
2
SW4
SW-6-SK22H13
R68 19K1
R73 22K
R71
6K8
C25 473(M)
C28
683M)
C24 473(M)
C23 473(M)
VR7 100KB
VR6B 100KB
CH1 CH2
C29
683M)
R74 47K
R75 100K
+15V
-15V
411
U9E
TL074
C30 10uF
C31
10uF
R80
220R
R79 100K R78 100K
VR6A
100KB
R66 19K1
R67
330K
1 2 3
J102 3P2.5
C26
330P
C27
47P
3c 5e 1a
4d 2b
X5
SUB WOOFER OUT

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Date: 27-Jan-2002 Sheet of File: D:\pc42\pc42\pc42\S-OVER\SCX202S\SCX202S\SCX202S.ddbDrawn By:
SCX POWER Schematic
DB1
RB154
C5 104P C4 104P
IC1
L7815
IC2
L7915
C6
1000/16V
C7
1000/16V
C8
104P
C9
104P
1 2 3CN2
3P2.5
+15V
-15V
1 2
CN5
2P2.5
R1
1.2K
+15V
-15V
1 2 3
CN3
3P2.5
C18
1000/35V
C19
1000/35V
1 2 3
CN? CON3

4.Printed Circuit Diagram
X23SW(M) PCB LAYOUT
PCB : X23SW(M) Top Overlay
PCB : X23SW(M) Bottom Layer
PCB : X23SW(M) Bottom Solder Mask
PCB : X23SW(M) Bottom Overlay

PCB : X23SW(M) Drill Drawing Plots
Hole Size Hole Count
31mil (0.8mm) 128
39mil (1.0mm) 21
47mil (1.2mm) 17
63mil (1.6mm) 1
87mil (2.2mm) 6
138mil (3.5mm) 4
Totals 177

CX22OUT PCB LAYOUT
PCB : CX22OUT Bottom Layer
PCB : CX22OUT Bottom Solder Mask
PCB : CX22OUT Top Overlay
PCB : CX22OUT Drill Drawing Plots
Hole Size Hole Count
39mil (1.0mm) 7
55mil (1.4mm) 3
87mil (2.2mm) 20
110mil (2.8mm) 1
Totals 31

XPWR PCB LAYOUT
PCB : XPWR Bottom Layer PCB : XPWR Bottom Solder Mask
PCB : XPWR Bottom Overlay PCB : XPWR Top Overlay
PCB : XPWR Drill Drawing Plots
Hole Size Hole Count
31mil (0.8mm) 14
39mil (1.0mm) 22
63mil (1.6mm) 3
98mil (2.5mm) 4
138mil (3.5mm) 4
Totals 90

X23SW(SUB) PCB LAYOUT
PCB : X23SW(SUB) Bottom Layer PCB : X23SW(SUB) Bottom Solder Mask
PCB : X23SW(SUB) Bottom Overlay PCB : X23SW(SUB) Top Overlay
PCB : X23SW(SUB) Drill Drawing Plots
Hole Size Hole Count
31mil (0.8mm) 68
39mil (1.0mm) 18
47mil (1.2mm) 10
87mil (2.2mm) 4
138mil (3.5mm) 4
Totals 104

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RevisionModel No:
2-Nov-2002 TASY J.S.
ALTO Mobile : X23SW Wiring Diagram
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X23SW Wiring Diagram
CX22OUT
X23SW(M)
CN1
CN2
CN3
X23SW(SUB)
CN1
CN3
CN2
X23SW(M)
CN2 CN3
CN2 CX22OUT CN1
XPWR
LED
電源開關
GND
CN2CN3
CN4 PT-SCX34
CN1
CH2 CH1 CH1(CH2)
CH1(CH2)
110V
220V
紅藍
AC IN
GND
5. Wiring Diagram

X23SW-ALTO-230V
Structure Needing Material Detail List
Midprod NO
NO.
Quanity
Unit
建檔日: 2002/02/08 2002/10/28修正日:
Page 1 of 1
2002/11/1
A-X23SW-ALTO-230V1 1.000 PCS
A-X23SW 底后板組合2 1.000 PCS
P-X23SW(SUB)3 1.000 PCS
P-X23SW(M)4 2.000 PCS
P-CX22OUT(R)5 1.000 PCS
P-CX22OUT(L)6 1.000 PCS
P-XPWR7 1.000 PCS
7. Electrical Parts List

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2002/11/1
X23SW-ALTO-230V
Mid No: A-X23SW-ALTO-230V standard quantity: 1.000
X23SW AMPItem No: specify:
Item Name SpecificNO Material No UnitQuanity Ps
panel(white)
1
MFR2271ZZ
MARK:
PCS
1.000
X23SW
rear board (spray black-paint)
2
MBK256ZZ
MARK:
PCS
1.000
X23SW
top cover-printing
3
MTP229ZZ
MARK:
PCS
1.000
CLE2.0
fuse(T)
4
HD00021
MARK:
PCS
1.000
100mA 250V φ5*20mm CSA/S/UL/VDE
loop transformer
5
TP3055
MARK:
PCS
1.000
PT-SCX34
AC outlett
6
HCSA16
MARK:
PCS
1.000
(S)315-B (AC select)
cover
7
NPL272
MARK:
PCS
8.000
φ8.5*4 blue 072C
switch cap
8
NPL285
MARK:
PCS
1.000
φ6*2.5 YELLOW C
9
NPL287
MARK:
PCS
5.000
φ3*W6*18.3 black ABS
MIC stand nut
10
ME00060
MARK:
PCS
7.000
JY-6351G-02-250
mic stand washer
11
MF00061
MARK:
PCS
7.000
JY-6351G-02-250
row-wire connecting wiring
12
HLSF160
MARK:
PCS
1.000
2P 230mm
row-wire connector wiring
13
HLSF129
MARK:
PCS
1.000
3P-3P 200m/m
row-wire connector wiring
14
HLSF134
MARK:
PCS
2.000
3P-3P 120m/m
signle terminal wiring CF:W146
15
HLSC146
MARK:
PCS
1.000
green/yellow 80m/m
single terminal wiring CF:W76
16
HLSC76
MARK:
PCS
1.000
green/yellow 150m/m
power push button
17
NMBA02
MARK:
PCS
1.000
φ15*17
plastic knob double φ11*17.5
18
NMBP64
MARK:
PCS
8.000
COOL GRAY 8C
black-plated screw
19
MSCB13
MARK:
PCS
10.000
cross-head pan head 3*6
上蓋,后板
black plated screw
20
MSCB28
MARK:
PCS
14.000
flat self 3*4
black plated screw
21
MSCB38
MARK:
PCS
4.000
3*7
面板
black plated screw
22
MSCB34
MARK:
PCS
2.000
pill 3*6
電源開關
black plated screw
23
MSCB35
MARK:
PCS
2.000
cross-head pan head 3*10
AC座
black plated screw
24
MSCB58
MARK:
PCS
4.000
iron-board pill 3*10
平衡座用
colour nut
25
MSTC04
MARK:
PCS
1.000
4m/m
地線

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2002/11/1
X23SW-ALTO-230V
Mid No: A-X23SW-ALTO-230V standard quantity: 1.000
X23SW AMPItem No: specify:
Item Name SpecificNO Material No UnitQuanity Ps
colour nut
26
MSTC03
MARK:
PCS
2.000
3m/m
變壓器
washer
27
MFSS04
MARK:
PCS
1.000
φ4*φ7*1t
地線
washer
28
MFSC09
MARK:
PCS
2.000
φ3*φ10*1t
變壓器
washer
29
MFST01
MARK:
PCS
2.000
φ4*φ8*0.5t
地線
cable tie(black)
30
NMCR01
MARK:
PCS
5.000
ALT-102SB
self-paste foot pad(SF-004)
31
NLXM39
MARK:
PCS
4.000
12.7*9.0*3.0t
single wave wired
32
HLSP143
MARK:
PCS
1.000
UL1007 AWG24 120mm black L5R5
P.V.C single wave wired
33
HLSP158
MARK:
PCS
1.000
UL1007 AWG22 250mm black
P.V.C wiring
34
HLSP164
MARK:
PCS
1.000
UL1617 AWG22 250mm black
P.V.C single wave wired
35
HLSP71
MARK:
PCS
1.000
UL1617 22AWG 80m/m brown
power cord
36
HLSA31
MARK:
PCS
1.000
Europe 3P LT-312+LT-501
alimentation SW
37
HSWA13
MARK:
PCS
1.000
SDDLB 1007U
電源SW
L.E.D
38
DL43RG
MARK:
PCS
1.000
LG2043 green
sleeving flame retardant
39
NMCT20WW0020
MARK:
PCS
8.000
5φ*20m/m
sleeving flame retardant
40
NMCT16WW0010
MARK:
PCS
2.000
2.5φ*10m/m
lockable bag
41
NWCP04
MARK:
PCS
1.000
5*7
PE bag
42
NWCP01WW0300*0580
MARK:
PCS
1.000
30*58cm
desiccant
43
HEM083
MARK:
1.000
30g
instruction
44
NMCQA-275
MARK:
1.000
X23SW ALTO
box
45
NB01720
MARK:
PCS
1.000
ALTO 19"系列
label
46
NMLB1588-05ZZ
MARK:
2.000
X23SW ALTO
paper outter case 4 hole
47
POA182
MARK:
PCS
0.250
ALTO 19"
sponge barrier
48
PKMS153
MARK:
PCS
1.000
ALTO 19"
barrier
49
PKMS156
MARK:
PCS
1.000
ALTO19"
assurance book
50
NMCQ-073
MARK:
1.000
ALTO