Allen&heath – Allen&Heath ML5000 SERVICE MANUAL User Manual
Page 120
Kernick Industrial Estate,
Penryn, Cornwall,
England.
TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
3
ML5000 MIDI POWER PCB
C3884
1
1
PAGE:
TITLE:
DRG No:
ISSUE:
SHEET:
OF
ISSUE
BY
DATE
FILE: C3884_3.Sch
17:11:07 6-Dec-2002
A3
ALLEN&HEATH
Tel:
Fax:
PRINTED:
1
6
2
7
3
8
4
9
5
CN1
DB9F
H(DMRM)
1
6
2
7
3
8
4
9
5
CN2
DB9F
H(DMRM)
SIDECAR 1
SIDECAR 2
JP11
L
INK OP
T
R1
1K0
+5VL
SCAR1
S&M
R2
120R
R3
120R
S
S
JP1
LINK OPT
JP2
LINK OPT
JP3
LINK OPT
JP4
LINK OPT
JP5
LINK OPT
JP6
LINK OPT
JP7
LINK OPT
JP8
LINK OPT
S
S
S
S
M
M
M
M
L2
DSS306
L3
DSS306
L4
DSS306
L1
DSS306
VCC
8
DE
3
B
7
A
6
D
4
RE
2
R
1
GND
5
U1
SN75176BP
+5VL
C1
100N 100V/MLC
R20
47R
C2
100N 100V/MLC
+5VL
1
6
2
7
3
8
4
9
5
CN3
DB9F
H(DMRM)
RS232
L5
DSS306
L6
DSS306
T1IN
11
T2IN
10
R1OUT
12
R2OUT
9
T1OUT
14
T2OUT
7
R1IN
13
R2IN
8
VCC
16
C1+
1
C1-
3
C2+
4
C2-
5
GND
15
V+
2
V-
6
U3
HIN202CP
C8
100N 100V/MLC
C9
100N 100V/MLC
+5VL
C10
100N 100V/MLC
C11
100N 100V/MLC
C12
100N 100V/MLC
R4
10K
R5
10K
1
4
2
5
3
0
CN4 DIN SKT FEMALE HA 5 PIN 180 DEG
1
4
2
5
3
0
CN5 DIN SKT FEMALE HA 5 PIN 180 DEG
1
4
2
5
3
0
CN6 DIN SKT FEMALE HA 5 PIN 180 DEG
C3
1N/MYL
C4
1N/MYL
C5
1N/MYL
C6
1N/MYL
C7
1N/MYL
C13
1N/MYL
L7
4.7UH
L8
4.7UH
L9
4.7UH
L10
4.7UH
L11
4.7UH
L12
4.7UH
R6
220R
R7
220R
R8
220R
R9
220R
R10
220R
R15
560R
R22
680R
R14
560R
R21
680R
D1
1N4148
Q2
BC549
Q1
BC549
+5VL
+5VL
2
3
5
6
7
8
U6
6N136
+5VL
C28
100N 100V/MLC
R16
8K2
8
9
10
U4C
74HCT02
GND
7
VCC
14
U5E
74HC
T
02
GND
7
VCC
14
U4E
74HC
T
02
4
5
6
U4B
74HCT02
R11
47R
EXPTXEN
EXPTX
EXPRX
MIDITX
MIDIRX
MIDIRX
MIDITX
MIDI_H
MIDI_H
EXPTX
EXPTXEN
EXPRX
JP10
NF
JP9
LINK OPT
11
12
13
U4D
74HCT02
R13
1K0
+5VL
+5VL
R12
10K
2
1
3
SW1
SWITCH SLIDE (AL3081)
RS232
MIDI
C2
6
100N 100V/MLC
C2
7
100N 100V/MLC
+5VL
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
CN7
IDC 5X2 M STRT
SCAR1
Vin
1
GND
2
+5V
3
REG1
7805
Vin
1
GND
2
+5V
3
REG2
7805
Vin
1
GND
2
+5V
3
REG3
7805
Vin
1
GND
2
+5V
3
REG4
7805
C14
100N 100V/MLC
C15
100N 100V/MLC
C16
100N 100V/MLC
C17
100N 100V/MLC
C18
100N 100V/MLC
C19
100N 100V/MLC
C20
100N 100V/MLC
C21
100N 100V/MLC
C22
47/25
C23
47/25
C24
47/25
C25
47/25
R17
1R0 3W
R18
1R0 3W
R19
1R0 3W
+10V
+5VL
+5VLL
+5VLR
+5VLM
M
M
MIDI OUT
MIDI IN
MIDI THRU
M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
CN8
BOX 13X2 M STRT_1
+17VIN
-17VIN
+5VLL
+5VL
+5VLR
+5VLM
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10 P11
P12 P13
P14 P15
P16 P17
P18
P19
P20
P21 P22 P23
+48V
+10V
8
9
10
U5C
74HCT02
1
2
3
U5A
74HCT02
1
2
3
U4A
74HCT02
4
5
6
U5B
74HCT02
11
12
13
U5D
74HCT02
R27
1K5
R26
10K
Q3
BC549
Q4
BC549
C29
100N 100V/MLC
COLL
5
EMIT
4
AN
1
K
2
NC
3
NC
6
U7
4N35
D
S
G
Q5
IRF9540N
+10V
LK3
TC LINK
LK4
TC LINK
LK5
TC LINK
LK6
TC LINK
LK7
TC LINK
LK11
TC LINK
LK12
TC LINK
LK13
TC LINK
LK14
TC LINK
LK15
TC LINK
LK23
TC LINK
LK22
TC LINK
LK21
TC LINK
LK20
TC LINK
LK19
TC LINK
LK27
TC LINK
LK28
TC LINK
LK29
TC LINK
LK30
TC LINK
LK31
TC LINK
LK8
TC LINK
LK16
TC LINK
LK24
TC LINK
LK32
TC LINK
LK2
TC LINK
LK10
TC LINK
LK18
TC LINK
LK26
TC LINK
LK33
TC LINK
LK25
TC LINK
LK17
TC LINK
LK1
TC LINK
LK9
TC LINK
FH1
HOLE-FIXING 3.5MM
FH2
HOLE-FIXING 3.5MM
HS1
HOLE-FIXING 3.5MM
HS2
HOLE-FIXING 3.5MM
AI1
HOLE-AI
AI2
HOLE-AI
2
AAT
24-05-01
CONVERSION TO PROTEL AND ADDITION OF 10V PROTECTION
ISSUE 2
D2
BZX85C5V6
R28
220R
VCC
8
DE
3
B
7
A
6
D
4
RE
2
R
1
GND
5
U2
MAX3088CPA
2.1
AAT
30-10-01
U2 CORRECTED TO MAX3088CPA
ISSUE 2.1
3
JB
21-05-02
CHANGES TO LITTLE LITE TRIP CIRCUIT
ISSUE 3
Q6
BC549
C31
100N 63V/PE
C30
330N 50V/PE
R29
100K
R25
18K
R23
1K0
R24 220R
LK34
TC LINK
D74