Table of Contents
Advertisement
M1238 DATABASE HISTORY
MODEL(S):-
K4
#
DATE
VER# DESCRIPTION OF CHANGE
1
08-FEB-2007
1.00
FIRST PROTO
2
08-MAR-2007
2.00
REPLACE OPTOCOUPLER
3
.
.
PC#7281,CHANGE W3,W6,W8 & W9 TO NORMAL EYELET
4
13-FEB-2008
3.00
PC#7291,REPLACE FAN EYELETS WITH MOLEX.
5
.
.
PC#7277,VALUE CHANGE PRIME CE F1 TO T3.15A #2475.
6
.
.
PC#7437,REDUCE HUM,ISOLATE AC SECTION.
7
.
.
NODE N122 DELETED.
8
.
.
FORCE UPDATED
9
.
.
PC#7592, NEW #6787 & #6788 NEED NO THERMO PAD
10
14-MAY-2010 V04
PC8097: replace routing, add XH connectors
11
D
V
N
12
D
V
N
13
D
V
N
M1238 DRILL HISTORY
MODEL(S):-
K4
#
DATE
VER# DESCRIPTION OF CHANGE
1
13-FEB-2008
3.00
UPDATED PER PC#7291, 7277, 7437.
2
D
V
N
3
D
V
N
4
D
V
N
5
D
V
N
6
D
V
N
SEE LAYOUT DIAGRAM
POT LIST
K4
MODEL(S):-
REF
FUNCTION
PART#
KNOB
P2
CH-4 GAIN
4032
9922
GG
PIN CONFIGURATION
BD139
2N5401
BD237
2N5551
BD238
MPSA06
MJE340
MPSA13
MJE350
MPSA43
MJE271
BC550C
J109
MPSA56
MJE270
BC560C
2N5638
MPSA63
BD140
1
2
3
C
B
E
4
D
S
G
E
B
C
TO-92
TO-92
TO-92
E
C
B
1
+V
8
1
A
A
2
2
7
B
3
6
3
4
-V
5
4
-V
TLO72
MC33078P
16
15
14
13
12
11
10
1
14
1
4
2
13
3
12
+V
8
4
+V
-V
11
A
7
5
B
10
V-
6
6
9
2
3
-V
5
7
8
1
2
3
4
5
6
7
NE5532N
MC33079P
LM13600N
+V
8
7
B
6
5
9
8
Advertisement
Table of Contents
