Ultrasound Technologies PD1 series, Руководство по обслуживанию

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1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
A B C D
A B C D
R8
47R
VR1 10K
SK1
1 3 2 4
R13
10K
R4
100K
BSS138 Q1
3
D
2
G
1
S
ZM33064Z
U3
1
IN
3
OUT
YEL_3MM D2
2 1
C2 1uF
+
C1
100uF
R1
10M
D1
10BQ040
21
C7
470uF
ultratec 1999 Copyright
Drg No:
Date
ECN
Issue
Drawn:
Ultrasound Technologies Ltd
Gwent. NP6 6BZ. UK Itton, Chepstow Foresters House
Date:
of
Sheet
Name:
PKDAUDIO
5/18/00
11
10:58:44 PM
J4
1 2 3 4
J3
1 2
J2
1 2
J1
1 2
LM386M
U2
7
1
8
2
M
3
P
6 4
5
+
C13 10uF
+
C14 10uF
R9
10R
Q2
RFD8P05SM
2
D
1
G
3
S
U1
CD4013
11
CLK
9
D
10
RESET
8
SET
12
Q
13
Q
U1
CD4013
3
CLK
5
D
4
RESET
6
SET
2
Q
1
Q
R12
4K7
R11 4K7
+
C4
0u47F
+
C5 0u47F
R10 2K2
R2
1K0
+
C8
100uF
+
C12 100uF
+
C11 100uF
C10
100nF
C15 100nF
C6 100nF
R5 1M
R7 1M
R6 1M
R3 1M
C9
10nF
C3 10nF
VccSW
Vcc
VccSW
Vcc
18/05/00
181
3
30/06/99
174
Loudspeaker
Volume Control
2 1
Battery Low
Connector Power
Transducer
nas - utl
PD1 Audio and Power Control
March 98
Unit On / Off control
Battery Input