Kurzweil PC2 Series Service Manual
7-14
Right Front Panel Board (rack models)–FP Buttons and LEDs (page 1 of 2)
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
A
B
C
D
A
B
C
D
S14
3
1
2
4
S13
3
1
2
4
S12
3
1
2
4
S11
3
1
2
4
S10
3
1
2
4
S9
3
1
2
4
S8
3
1
2
4
S7
3
1
2
4
S6
3
1
2
4
S5
3
1
2
4
S4
3
1
2
4
S3
3
1
2
4
S2
3
1
2
4
S1
3
1
2
4
+
C1
470uF 6V
12
3
+
C2
470uF 6V
12
3
R1
10K
13
2
J602
Front Panel Bridge
1
COL1
2
COL2
3
COL3
4
COL6
5
COL7
6
COL9
9
CTRL1
10
CTRL2
11
CTRL3
12
CTRL4
15
DGND
8
DROW0
7
DROW1
16
RDRPWR
14
SROW0
13
SROW1
J601
FRONT PANEL
17
+5V
10
COLA
7
COLB
8
COLC
9
COLD
26
CONTHI
24
CONTLO
22
CTRL1
21
CTRL2
20
CTRL3
19
CTRL4
13
DGND1
16
DGND2
18
DGND3
23
DGND4
11
DRIVE
14
PHASEA
15
PHASEB
1
ROW0
2
ROW1
3
ROW2
4
ROW5
5
ROW6
6
ROW7
12
SENSE
25
WPR
D9
DUAL COLOR
2
31
U1
74HC145
15
A
14
B
13
C
12
D
1
0
2
1
3
2
4
3
5
4
6
5
7
6
9
7
10
8
11
9
C4
0.1uF 50V 20%
12
C6
0.1uF 50V 20%
12
C5
0.1uF 50V 20%
12
R12
10K
12
R11
10K
12
R8 10K
12
R7 10K
12
R10
15
12
R9
15
12
R16
10K
12
R15
10K
12
R14
10K
12
R13
10K
12
R6 10K
12
R4 10K
12
R5 10K
12
R3 10K
12
+
C10
0.1uF 50V 20%
12
+
C9
0.1uF 50V 20%
12
+
C8
0.1uF 50V 20%
12
+
C3
0.1uF 50V 20%
12
R2
1
12
D1
RED
12
D7
RED
12
D3
RED
12
D5
RED
12
D8
RED
12
D4
RED
12
D6
RED
12
D2
RED
12
Q8
MMBT2907
B
EC
Q6
MMBT2907
B
EC
Q7
MMBT2907
B
EC
Q3
MMBT2907
B
EC
Q4
MMBT2907
B
EC
Q5
MMBT2907
B
EC
Q2
MMBT2222A
B
CE
Q1
MMBT2222A
B
CE
U3
74HC541
2
A[1]
3
A[2]
4
A[3]
5
A[4]
6
A[5]
7
A[6]
8
A[7]
9
A[8]
1
G1
19
G2
18
B[1]
17
B[2]
16
B[3]
15
B[4]
14
B[5]
13
B[6]
12
B[7]
11
B[8]
U2
74HC373
3
D[1]
4
D[2]
7
D[3]
8
D[4]
13
D[5]
14
D[6]
17
D[7]
18
D[8]
11
G
1
OE
2
Q[1]
5
Q[2]
6
Q[3]
9
Q[4]
12
Q[5]
15
Q[6]
16
Q[7]
19
Q[8]
SP1
SW ROTARY
2
COMMON
1
PHASEA
3
PHASEB
YOUNG CHANG CO., LTD.
of Young Chang Co., Ltd. is prohibited.
Reproduction without the express written consent
Filename:
Doc:
Mfg:
Eng:
Sht
By:
Date:
of
Rev:
RIGHT PC2 RACK FRONT PANEL
FP Buttons and LEDs
DODAON
021251-000 C v1
021251C1 12/20/2000
12
COL1
COL2
COL3
COL6
COL7
COL9
COL1
COL2
COL3
COL6
COL7
VCC
COL9
ROWDRVPWR
VCC
COL1
COL2
COL3
CNTRLR4
COL6
CNTRLR3
CNTRLR2
COL7
CNTRLR1
COL9
ROWDRVPWR
CNTRLR1
CNTRLR2
CNTRLR3
ROW0
CNTRLR4
ROW1
ROW2
ROW5
VCC
ROW0
ROW1
ROW2
ROW7
ROW5
ROW6
ROW6
ROW5
ROW7
ROW2
ROW1
ROW0
VCC
Note: From RevB to RevC, no schematic changes made.
SOLO
SHIFTZONE 2ZONE 1ZONE 4ZONE 3
FRONT PANEL RIGHT
FRONT PANEL RIGHT
MIDI RCV
FX
GLOBAL
KB3
MIDI SETUPS
INT VOX
COPY
COMPARE
EDIT
MIDI RCV
ENTER
CANCEL
FX
GLOBAL
COMPARE
COPYINT VOX
MIDI SET
KB3
EDIT
MENU>>>
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