YORKVILLE Keymaster K4, Руководство по обслуживанию

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3 3
2 2
1 1
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
Q
Q
Product
Date:
Filename:
PCB#
M1238V300sch.sch2002
K4
Wed Feb 20, 2008
M1238 of Sheet
Rev:
4 3
3V00
Product
Date:
Filename:
PCB#
M1238V300sch.sch2002
K4
Wed Feb 20, 2008
M1238 of Sheet
Rev:
4 3
3V00
F2
FUSE
4 3
BLU
.
W22
W7
2
S4
1
BRN
.
50Hz
D45
6A2
4007
D35
4007
D34
GRN/YELL
BLUE
250V
4N7
50V
22N 230/240VAC
XF1_
CH1339E
240VAC
BRN/BLK
6A2
D43
D46
6A2
D42
6A2
3
W2:C 4
2
W5:B 4
BROWN
W20
CHASSIS GND
.
GRN
F1
3414
FUSEHOLDER
W14
SW
.
BLK
C64
W21
SW-WHT
W22
XFMR-BLK
W17
SW
.
BLK
C61
W18
W50_ BLU
TUBE AG2
D44
6A2
6A2
D41
6A2
D40
63V
C9
1U
5 AMP SB
F3
FUSEHOLDER
5 AMP SB
F2
FUSEHOLDER
1/4W
2K2
R130
.
FAN-AG
W43_
BLK BLK
W9
SPKR/AG
R131
1/2W
.
22R
63V
C66
100N
R129
1.0W
FLMP
1R
50V
C53
33P
IN
REF
OUT
MC7815CT
6872
U10
63V
C72
100N
63V
C70
100N
63V
C54
1U
R127
1.0W
FLMP
1R
W12
WHT
63V
C84
100N
63V
C89
100N
1
W2:A 4
2
W2:B 4
4
W2:D 4
63V
C76
100N
4
W5:D 4
3
W5:C 4
1
W5:A 4
W19
AC-BLK
IEC_RECT
275V
C61
22N
7
6
1
2
3
4
5
T1
4007
D39
6A2
D47
W13
TUBE/AG1
BLK
1/4W
5K6
R126
.
63V
C49
1U
63V
C48
1U
B C
TO-92
MPSA63
MPSA43
2N5551
E
MPSA56
MPSA06
MPSA13
2N5401
BD139
BD237
BD238
MJE340
MJE350
MJE271
MJE270
BD140
E C B
160V
C58
220U
TUBE AG2
W50 BLU
S G
TO-92
2N5638
D
J109
B E
TO-92
BC560C
C
BC550C
6840_PC
63V
C65
100N
R132
1.0W
FLMP
1R
63V
C69
100N
W29
WHT
-29VDC
63V
C83
100N
63V
C88
100N
IN
REF
OUT
MC7915CT
6871
U11
IN
REF
OUT
MC7815CT
6872
U9
63V
C75
100N
SCH_DPDT
{Value}
W28_ BRN
4148
D36
EUROPEAN POWER SUPPLY
C64
250V 4N7
W27
GRY
W26
RED
S1
DPDT Switch
W24
RED
W23
GRY
W18
XFMR-BLK
4007
D38
50V
C62
3300U
50V
C63
3300U
W29_ WHT
50V
C59
3300U
R128
1/4W
.
1M
160V
C55
220U
4007
D37
C52
160V 220U
W11
TUBE120VDC
RED
63V
C68
100N
63V
C47
100N
63V
C57
1U
50V
C56
33P
63V
C51
1U
50V
C50
33P +29VDC
W28
BRN
W25
XFMR
YEL
D33
0W5
22V0
1N5251BRL
50V
C60
3300U
6882_PC
6884_PC
63V
C67
100N
63V
C71
100N
63V
C46
100N
6745_PC
CSA-5 A / 120 V
CE-T3.15 A / 230V
6804_PC
REF KNOB PART#
MODEL(S):-
FUNCTION
R
R
R
R
R
R
R
R
R
R
R
P2
F
F
F
F
F
F
F
F
F
F
F
CH-4 GAIN
K
K
K
K
K
K
K
K
K
K
K
9922
P
P
P
P
P
P
P
P
P
P
P
4032
POT LIST
N
N
N
N
N
N
N
N
N
N
N
{NEW}
N
K4
13
10
7
4
1
9
11
12
8
#
2
3
5
6
VER#
MODEL(S):-
DATE DESCRIPTION OF CHANGE
V
V
.
3.00
1.00
V
V
.
.
.
.
.
2.00
D
D
.
13-FEB-2008
08-FEB-2007
N
N
NODE N122 DELETED.
PC#7291,REPLACE FAN EYELETS WITH MOLEX.
FIRST PROTO
K4
D
D
.
.
.
.
.
08-MAR-2007
N
N
PC#7592, NEW #6787 & #6788 NEED NO THERMO PAD
FORCE UPDATED
PC#7437,REDUCE HUM,ISOLATE AC SECTION.
PC#7277,VALUE CHANGE PRIME CE F1 TO T3.15A #2475.
PC#7281,CHANGE W3,W6,W8 & W9 TO NORMAL EYELET
REPLACE OPTOCOUPLER
M1238 DATABASE HISTORY