1
2
345 6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
Title
Number RevisionSize
Orcad B
Date: 17-Jun-2008 Sheet of
File: N:\Pcbmgr\05701dn.E-motherboard.gen4\Source\05701a.DDBDrawn By:
Schematic for E Series Motherboard PCA 05702
28
05703 A
1
MT1
MOUNTING HOLE
1
TP13
+12V 8
+12RET 7
DGND 1
+15V 4
-15V 6
AGND 3
+5V 2
AGND 5
EGND 9
CHASGND 10
J15
MOLEX-10
11
6
5
4
12
3
9
8
2
1
7
10
SW1001
SW PUSHBUTTON-4PDT
TV ARRAY
11
22
33
44
5
5
8
8
7
7
6
6
TV1
SMDA15LCC
TV ARRAY
11
22
33
44
5
5
8
8
7
7
6
6
TV2
SMDA15LCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J12
INLINE-12
1
1
22
R11
4.9K, 5%
NC
1
RXD
2
TXD
3
NC
4
GND
5
NC
6
RTS
7
CTS
8
NC
9
J1013
DB9M
2
1
DS2
LED, GRN, smt 1206
R10
NOT INSTALLED
21
DS1
LED, RED, smt 1206 R111
10k, 1%
1
TP14
1
TP18
R12
4.9K, 5%
1
TP15
R13
NOT INSTALLED
R14
NOT INSTALLED
1
TP16
1
TP17
+15V
-15V
VCC
+12VRET
+12V
-15V
Com1 - RS232-A
Com2 - RS232-B/RS485
AUXDC POWERIN
1
2
3
4
5
6
7
8
9
J1010
DB9 FEMALE
TX1
CTS1
21
DS4
LED, GRN, smt 1206
2
1
DS3
LED, RED, smt 1206
RS-GND1
RX0
TX0
RTS0
CTS0
RS-GND0
RX1
RTS1
R2
2.2K, 5%
R1
2.2K, 5% VCC
1
MT2
MOUNTING HOLE
1
MT3
MOUNTING HOLE
1
MT4
MOUNTING HOLE
1
MT5
MOUNTING HOLE
1
MT6
MOUNTING HOLE
1
MT7
MOUNTING HOLE
1
MT8
MOUNTING HOLE
1
MT9
MOUNTING HOLE
DCE side of switch is side towards pin 1,
TX for Com2 RX for Com2
TX for Com1 RX for Com1
VCC
RX1
TX1
RTS1
CTS1
RS-GND1
DTE
9
10
8
U51C
74HC08
+C1
10 uF, 35V, TANTALUM
VCC
+ C2
10 uF, 35V, TANTALUM
D1
MBRS340CT
D9
MBRS340CT
R35
NOT INSTALLED
D1, D9 & R35 must be
within 1" of J15
D-14
04521C (DCN5731)