Right Front Panel Board (Rack Models)-Fp Buttons And Leds (Page 1 Of 2 - Kurzweil PC2 Series Service Manual

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