1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
A3
Date:
19-Nov-2003
Sheet of
File:
C:\ATC\DigiPage\DigiPage.ddb
Drawn By:
X2
JP1
R8
100R
X1B
X1A
VDD
VDD
VDD
VDD
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10K
XT1
C4
22P
C3
22P
R6
1K
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1
VDD
D3
D2
4V7
R5
100K
R4
10K
R3
10K
R2
10K
R1
10K
V3
BC556
V2
BC556
V1
BC546
VDD
VDD
C5
.1u
L1
250uH
C2
220u
C1
100u
FB
4
OUT
8
6
5
IN
7
IC1
LM2594
RD
1
-RE
2
DE
3
DI
4
GN
5
DO
6
-DO
7
VCC
8
IC2
DS3695
A2
1
A3
2
A4
3
MC-
4
GND
5
B0
6
B1
7
B2
8
B3
9
B4
10
B5
11
B6
12
B7
13
+5
14
OSC
15
OSC
16
A0
17
A1
18
IC3
16F84
SER
10
P0
11
P1
12
P2
13
P3
14
P4
3
P5
4
P6
5
P7
6
CL
K1
2
CL
K2
15
PL
1
Q7
9
Q7
7
IC4
74LS165
D1
D4
1N5818
6
5
4
3
2
1
7
6
5
4
3
2
1
A1
A1
PCB6298
PCB6297
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1
CD6297-1
PN2K WALL CONTROL
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B7
B3
B0
A3
A4
A0
B6
B5
B4
BUZZER
PROG OFF
LOCAL
6
5
4
3
2
1
PROG SOURCE
VOLUME
DOWN
UP
BUSY