1
2
3
4
5
6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
B
Date:
27-Feb-2007
Sheet of
File:
C:\WORK\..\EM1121B5.SCH
Drawn By:
R301
1M
D301
1N4148
D302
1N4148
C301
10U/16V
R302
100K
R304
47K
D303
6.2V
R305
47K
Q301
BC846B
Q304
BC856B
C302
220U
/35V
R303
100K
Q302
BC846B
C303
100NF
C304
1NF
C305
1NF
D304
1N5404
D305
1N5404
C306
3300/6.3V
R307
NTC 7R
R309
VDR275
R310
470K
1
2
P301
HEADER 2
C307
3300/6.3V
R308
NTC 7R
1
2
P302
HEADER 2
1
2
P303
HEADER 2
S301 3.15A
S302
3.15A
S303
3.15A
NO1
1
N02
8
C1
2
C2
7
NC1
3
NC2
6
COIL
4
COIL
5
K301
RELAY DPDT3
1
2
JP301
HEADER 2
1
2
P304
HEADER 2
1
2
JP302
HEADER 2
R311
22K
R312
47K
R315
100K
R316
100K
R313
47K
R317
3MEG
C308
100N
R318
487R
Q303
BC846B
R314
47K
C309
10U/16V
+9V
+9V
5
2
1
3
JP303
3.5MM-JACK
5
2
1
3
JP304
3.5MM-JACK
7
8
6
3
2
5
4
1
D306
KB2855
3
2
6
7
4
U301
741C
SW
R319
NC
1
2
3
4
6
5
T301
TRANSF33X28
D307
BDY17D
D308
BDY17D
D309
BDY17D
D310
BDY17D
R323
390R
R324
390R
R325
10K
R327
4K7
D312
PMLL4148
D311
PMLL4148
Vin
1
Vout
2
Vout
3
Adj
4
n.c.
5
Vout
6
Vout
7
n.c.
8
REG301
LM317LM
R328
2k2
R329
390R
STANDBY
1
2
JP305
HEADER 2
Q306
BC846B
R330
100K
R331
47K
D313
PMLL4148
R332
1R
Q307
BC856B
R339
10K
Q308
BC846B
Q309
BC846B
Q310
BC846B
Q311
BC856B
R342
100K
R341
100k
R344
100k
R343
100k
R446
1k
R345
100k
+SW
+SW
A
B
R340
NC
JP307
JP306
JP308
STANDBY
EM1121
2/2
BN
C310
330N
C311
330N
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