Instruction manual

Clear-Com Communication Systems
ICS 92/52 Intercom Panel Instruction Manual
3-15
Figure 3-10: Schematic—ICS-92/92T Selector Switch Assembly Rev. D
8 8
7 7
6 6
5 5
4 4
3 3
2 2
1 1
D D C C B B A A
C
00Friday, April 16, 1999
Size Document Number Rev Date: Sheet of
C4
22uF
+
C3
22uF
+
C2
22uF
+
C1 .1uF
R1
100K
C2
.1uF
C1
10uF
+
IC1
87C751
C4
.1uF
C3
.1uF
J4
J3
J2 J1
R15
2.2K
R14
2.2K
R13 200 R12 200 R11 200 R10 200
R2
100
R1
100
R3
100
R9
8.2K
R8
100
R7
100
IC3 UCN5895A
IC2
UCN5821A
R17
2.2K
R16
2.2K
R6 100K R5 100K
R4 100K
D6D5D4D3D2D1
Y1 8.000MHz
C5
22pF
C6
22pF
S10S9S8S7S6S5S4S3S2S1
D10D9D8D7
J2
J1
D3D2D1 D8D7D5 D6D4
JP1
D15D14D13D12D11D10D9 D20
D19D18D17D16
IC5
SCD55104
IC4
SCD55104
IC3
SCD55104
IC2
SCD55104
IC1
SCD55104
+5V +5V +5V +5V +5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
VCC
24
X1
11
X2
10
RST
9
P1.7
20
P1.6
19
P1.5
18
P1.4
17
P1.3
16
P1.2
15
P1.1
14
P1.0
13
VSS
12
P3.7
21
P3.6
22
P3.5
23
P3.4
1
P3.3
2
P3.2
3
P3.1
4
P3.0
5
P0.0
8
P0.1
7
P0.2
6
1
2
3
4
5
6
7
8
9
10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9
10
1 2 3 4 5 6 7 8 9
10
VDD
15
DIN
3
VBB
13
GND
1
1
5
2
6
3
7
4
8
5
9
6
10
7
11
8
12
DO
16
CLK
2
ST
4
OE
14
VDD
4
DIN
2
VSS
3
GND
8
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
OE
7
ST
6
CL
1
DO
5
1
2
3
4
5
6
7
8
9
10
1 2 3 4 5 6 7 8 9
10
1 2 3
CL
1
D
27
L
2
VCC
23
VCC
20
VCC
19
VCC
9
VCC
6
/R
13
CLI/O
15
/CLSEL
16
GND
28
GND
14
CL
1
D
27
L
2
VCC
23
VCC
20
VCC
19
VCC
9
VCC
6
/R
13
CLI/O
15
/CLSEL
16
GND
28
GND
14
CL
1
D
27
L
2
VCC
23
VCC
20
VCC
19
VCC
9
VCC
6
/R
13
CLI/O
15
/CLSEL
16
GND
28
GND
14
CL
1
D
27
L
2
VCC
23
VCC
20
VCC
19
VCC
9
VCC
6
/R
13
CLI/O
15
/CLSEL
16
GND
28
GND
14
CL
1
D
27
L
2
VCC
23
VCC
20
VCC
19
VCC
9
VCC
6
/R
13
CLI/O
15
/CLSEL
16
GND
28
GND
14
GR G R GR G R GR G R GR G R R G R
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
SW9
SW10
DATE
DATE DATE
DWN CHK
APP
ORCAD P/N - PLOT SIZE -
SCALE SIZE DWG NO. REV
TITLE:
SCHEMATIC
CLEAR-COM
INTERCOM SYSTEMS
R
CLARK MCCOY
LEDS ABOVE THE SELECTOR SWITCHES
50 CHARACTER DISPLAY ABOVE THE SELECTOR KEYS
G
720185-SCH-C-
C
C
-----
09/14/94
ASSY. #710344
ICS-92 DISPLAY PCB
UP DOWNS1-S10
ASSY. #710343
ICS-92 SELECTOR SW. PCB
ICS-92 FRONT PANEL
SWITCH ASSEMBLY
S1 = ANSWERBACK KEY
S2 - S10 = TALK/LISTEN 1-9
720185SD.ORC
D
DESCRIPTIONREV ECO# DATE BY CHK
A 2132 RELEASE 11/1/94 HCP
STANDARD KEYPANEL SOFTWARE OPTION JUMPER
B 2157 ADD JP-1 03/23/95 CM
C 2303 CHANGE R14-R17 06/10/96 CM
D
2579 ADD CHASSIS GND 4/12/99 SDO