AudioArts Engineering R-55 - Page 100

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CT3
R-55/Apr 2003
9-18-01SA
SA
SA
W# 700657
SPN-55
SPN-2000 PCB
16S0021x
3 OF 3
SPN-55 Superphone Module Schematic - Sheet 3 of 3
page 11 - 17
FSCM NO.
SCALE
SIZE DWG. NO.
SHEET
REV
B
CONTRACT NO.
DRAWN
CHECKED
ISSUED
DATEAPPROVALS
-
21
A
B
A
B
12
600 Industrial Drive
New Bern, NC 28562
DB3
DB4
DB5
DB9
DB12
DB14
DB15
DB16
DB18
DB19
DB21
DB22
DB24
DB25
DB13
8
7
6
5
4
1
2
3
9
10
11
12
13
25
24
23
22
21
20
19
18
17
16
15
14
SPN-55 Superphone Module Schematic - Sheet 3 of 3
3 OF 3
16S0021x
SPN-2000 PCB
SPN-2000
W# 700657
SA
SA
SA 9-18-01
pageR-55/Apr 2003
FSCM NO.
SCALE
SIZE DWG. NO.
SHEET
REV
B
CONTRACT NO.
DRAWN
CHECKED
ISSUED
DATEAPPROVALS
-
21
A
B
A
B
12
600 Industrial Drive
New Bern, NC 28562
N/C
DB-25 CONNECTOR
EDGE CONNECTOR BUSS CHART
SPN-55 INPUTS
DB Connector Pinouts
I/O PORTS
REMOTE ON
"ON" TALLY
REMOTE OFF
N/C
DIGITAL GND
N/C
CALL OUT HI
CALL OUT SH
N/C
CALL IN SH
CALL IN HI
+5V DIGITAL
AUDIO COMMON
N/C
N/C
CALL OUT LO
N/C
N/C
CALL IN LO
START/STOP COM.
N/C
N/C
N/C
START
STOP
N/C
N/C
N/C
N/C
N/C
N/C
N/C