Panasonic DP-2500, Technical Manual

Page: 42 / 342

42
Drawing Name
General Circuit Diagram
System Circuit (2/4)
Model
DP-2000/2500
/3000
SC
(1983)
1
SPKOUT
2
GND
15
8 6
10
1
14
2 5
12
3 9 7
13
4
11
4
nW
AKUPPC
22
pDREQSEN
9 1
IOD[10] IOD[8]
nRST5V
IOD[1
1]
+5VI
IOD[7]
17
IOD[13]
12 24 23
IOD[15] IOD[3]
3
15 20
6
10
nDRAKS
IOD[0]
5
+5VI
IOD[5] IOD[6]
21 14
+5VP
13
IOD[2]
GND
2
IOD[1]
18 25
IOD[9] IOD[12]
19
IOD[4]
GND
8
IOD[14]
7
11 16
24
6
25
1 7
23 17 21 11
5 2
13
3
16 10 15
8 4
12 20 22 19 14 18
9
1
nIRQBS1
4
13
nCS0D
4
AL[2]
13
16
5
AL[5]
18
17
17
3
GND
12
GND AL[4] AL[3]
pPRIRST nIRQBS0
N.C.
9
8
16
pDREQRIS
nIORD
3
nSENT
10
10
nIOWRL nIOWRH
11
14 15
1
15
12
7
5 7
9
8
AL[1]
nDRAKR
2
11
2
66
14
100
100
1
1
80
1
80
1
68
1 68
1
100
1
100
1
18
1
72
72
1
SORT
(1984)
G3B
EP
(19119)
(448)
FXB
(1985)
(1991)
PRIF
9
14
8
9
7
5
4
13
4
10
11
12
3
8
6
10
1
14
2
2
5
13
6
12
3
15
7
1
11
(19122)
SDRM
6 7 2 4 10 12 13 9 5 3 1 11 15 14 8
CN123
CN120
CN121
CN122
CN115
CN116
CN211
CN212
CN25
SPEAKER
LANB
(1989)
(1987)
(1986)
LANC
(SPK2
2
5
2
1 4 3
1
3
3
1
2 6 7
4
CN125
2
CN23
N.C.
2
6 5
HLIN2
4
A1S
3 6 4
N.C.
HLIN1
A1
5
3
1
1
3
T2
4
T1
CN21
4
CN20
3
L1(B) L2(A)
(19117)
SRU
CN90
3 3
MIC(+)
4 4
2
5
MIC(-)
2
NC
1 1
5
6
TGND
6
CN91
RCV(+)
RCV(-)
HANDSET
<H/S> <LINE> <TEL>
CN160
CN161
CN1
CN150
CN151
CN1
5 7 8 1 3
CN201
4 2 6
CN200
CN5
CN6
CN2
CN131
CN132
RXD
RX- TX- RX+
+5V
LINK
TX+
<LINE>
to 4 page
to 4 page to 4 page
to 4 page
8
to 4page
3 6
CN23
L2(A)
4
CN21
2 4 5
CN20
1 3
<H/S>
L1(B)
3
<LINE> <TEL>
CN25
4
Option (DP-2000 only)
Option
Option
Option
Option
Option
Option
Option
Option
Option
DP-2000/2500 : Option
DP-3000 : Standard
Option
LCU/LCE
LCE : (1994)
LCU : (1995)
LCE : (1994)
LCU : (1995)
LCU/LCE
pPLSD
TURS
HYBSR
HYSIG
nCTON
nHKOF
(HOK2)
pTCKD
nHSDT
pCMLD
+24V
+5V
GND
AGND
pPLSD TURS HYBSR HYSIG nCT
ON
pEAKD nHKOF (HOK2) pTCKD nHSDT pCMLD
+24V
+5V GND
AGND
: Critical safety component