Alpine PKG-1000 - Key Board Schematic Diagram

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Vertex Precision Electronics,Inc
No.188 Chung Yuan Rd
Chung-Li Industrial Park
Chung-Li Taiwan. R.O.C.
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13-Jul-2005
D:\Alpine RSE1\Alpine 102 UNI schematic 20050222\alpine key_21.ddb - Documents\alpine key_21.Sch
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A3
S1
POWER
S2
SEL
S3
DIM
S4
MENU
S5
UP
S6
DOWN
S7
LEFT
S8
SW-SPST
S9
ENTER
S10
PREV
S11
PLAY
S12
STOP
S13
NEXT
D3
LED
D1
LED
D2
LED
R1
330R
D4
LED
CPU_GND
R2
330R
R3
330R
R4
330R
R5
330R
D5
LED
R6
330R
D6
LED
VCC
X0
X1
X2
X3
Y0
Y1
Y2
Y3
LED( HL)
CPU_GND
D7
LED
R7
330R
R8
330R
D8
LED
R9
330R
D9
LED
1
2
3
4
5
6
7
8
9
10
11
12
J1
CON12_1
X0
X1
X2
X3
Y0 Y1 Y2 Y3
LED( HL)
LED( H)
LED( H)
9.0 KEY