Kurzweil PC2 Series, Руководство по обслуживанию

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Kurzweil PC2 Series Service Manual
7-15
Left Front Panel Board (rack models)–Controllers, FP Buttons and LEDs (page 2 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
J604
Front Panel Bridge 2
2
+5vref
1
AVSS
S20
3 1
2 4
S19
3 1
2 4
S18
3 1
2 4
S17
3 1
2 4
S16
3 1
2 4
S15
3 1
2 4
J603
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
D16
LL4148
21
D18
LL4148
21
D14
LL4148
21
D12
LL4148
21
R21
10K LIN
2
13
R22
10K LIN
2
13
R20
10K LIN
2
13
R19
10K LIN
2
13
D11
DUAL COLOR
2
3
1
D19
DUAL COLOR
2
3
1
D17
DUAL COLOR
2
3
1
D15
DUAL COLOR
2
3
1
D13
DUAL COLOR
2
3
1
R17
15
1 2
R18
15
1 2
+
C7
0.1uF 50V 20%
1
2
D10
RED
1
2
Q10
MMBT2222A
B
C E
Q9
MMBT2222A
B
C E
YOUNG CHANG CO., LTD.
of Young Chang Co., Ltd. is prohibited.
Reproduction without the express written consent
Filename:
Doc:
Eng:
Sht
By:
of
Rev:
LEFT PC2 RACK FRONT PANEL
Controllers, FP Buttons and LEDs
DAON DAON
021261-001 C v1
021251C1 12/20/2000
2 2
YOUNG CHANG CO., LTD.
Mfg:
Date:
ROWDRIVERPOWER
POT A POT B POT C
CW CW CW
POT D
CW
ZONE 2 ZONE 1 ZONE 4
SHIFT ZONE 2 ZONE 1 ZONE 4 ZONE 3 SOLO
SOLO
SHIFT ZONE 3