Instruction manual

Clear-Com Communication Systems 3-5
ICS 92/52 Intercom Panel Instruction Manual
Figure 3-6: Schematic—ICS-92/92T/ICS-52/52T Main PCB Sheet 1 Rev. G
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Q10
2N
2222
IC12
74HC374
C6
.1uF
Q11
2N
2222
Q12
2N
2222
R13
100K
C8
.1uF
R14
10K
C9
.1uF
C11
.01uF
R5
10K
C10
47uF
16V
+
J2
IC6
TL7705AP
IC7D
4050
R6
3.3K
R110
2 1/2W
R39
220
IC7C
4050
R40
220
IC7E
4050
D3
6.8V ZD
IC8
29C256
R24
2.2K
IC7B
4050
R25
10K
R41
220
C86
.001uF
D4
IC7F
4050
D5
C87
.001uF
D6
IC7A
4050
R26
100
R16
10K
D7
1N4003
R15
2.2K
IC9
LM317T
C81
.1uF
D8
1N4003
IC24D
74HC00
R34
0 OHM
R27
240
IC24B
74HC00
R28
2.4K
IC24A
74HC00
R29
2.4K
IC3A
74HC00
R38
22 1W
R30
240
S1
NO C
D9
1N4003
R2
1K
D10 1N4003
C25
.1uF
R31
100
Q3
MPSA13
R21
470K
D11
R20
10K
D12
C7
.01uF
C26
.1uF
C13
.022uF
D13
D14
6.8V ZD
R22
220K
R32
2.2K
R33
10K
IC10
LM337T
C83
10uF
+
R23
4.7K
IC25
78SR105HC
D20
5.6VZD 5W
C3
.1uF
C16
100uF 25V
+
C17
100uF 25V
+
D15
1N4003
R7
3.3K
C19
220uF 25V
+
R4 10K
C20
220uF 25V
+
C21
4700uF
+
C22
4700uF
+
Q4
MPSA55
Q5
MPSA05
C23
4700uF
+
C24
4700uF
+
R17
1K
R19 47
C12
1uF MONO
R18
47
D16
1N5401
D17
1N5401
R35
0 ohm
R36
0 ohm
R1
10M
F1
.90A POLY
C1
27pF
C2
27pF
Y1
8.000MHz
R2
3.3K
C14
.1uF
IC1
68HC11
IC2
74HC373
IC24C
74HC00
IC3D
74HC00
IC4
74HC138
S2
NO C
IC5
62C256L
S3
12
D1
IC3C
74HC00
S5
12
S6
12
R8
3.3K
C4
.1uF
S4
12
L3
+-
J1
IC3B
74HC00
L4
+-
K2
L5
+
-
K1
L6
+-
D2
1N4003
D1
1N4003
R3
3.3K
R106
22K
Q1
MPSA13
R107
22K
R9
100K
R10
10K
C5
.1uF
R108
22K
Q2
MPSA13
Q9
2N
2222
R11
100K
R1
R109
22K
R12
10K
+5D+5D
+5D +5D +5D
+5D
+15A-15A
+5D
+5D
+5D
+5D
+5D
+5D
+5D
+5D
+5D
+5D
+5V
+5D
+5D
+5D
+15A
+15A
+5VD
-15V
+15V
LISTEN AUDIO
POT DATA
POT CLK.
POT RESET
+PRG-IN
-PRG-IN
HEAD SENSE
TALK AUDIO
BEEP
/TALK EN
SER DATA
SER CLK
SER RESET
/LIST EN
D0
3
D1
4
D2
7
D3
8
D4
13
D5
14
D6
17
D7
18
OC
1
CLK
11
Q0
2
Q1
5
Q2
6
Q3
9
Q4
12
Q5
15
Q6
16
Q7
19
5
9
4
8
3
7
2
6
1
RO
6
/RO
5
REF
1
SEN
7
VCC
8
RIN
2
CT
3
GND
4
910
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
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
76
1
2
3
4
5
6
7
8
9
10
1112
A0
10
A1
9
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
A13
26
A14
27
%%oCE%%o
20
%%oOE%%o
22
VPP
1
O0
11
O1
12
O2
13
O3
15
O4
16
O5
17
O6
18
O7
19
54
1415
32
OUT
1
IN
3
GND
2
12
13
11
4
5
61
2
3
1
2
3
VI
GND
VO
VI
GND
VO
TAL
08
XTAL
07
/NMI
18
/IRQ
19
PA0
34
PA1
33
PA2
32
PA3
31
PA4
30
PA5
29
PA6
28
PA7
27
PD0
20
PD1
21
PD2
22
PD3
23
PD4
24
PD5
25
VRL
51
/RES
17
VRH
52
VDD
26
MODA
03
MODB
02
VSS
01
A/D0
09
A/D1
10
A/D2
11
A/D3
12
A/D4
13
A/D5
14
A/D6
15
A/D7
16
A8
42
A9
41
A10
40
A11
39
A12
38
A13
37
A14
36
A15
35
AS
04
E
05
R/W
06
PE0
43
PE1
45
PE2
47
PE3
49
PE4
44
PE5
46
PE6
48
PE7
50
D0
3
D1
4
D2
7
D3
8
D4
13
D5
14
D6
17
D7
18
OC
1
G
11
Q0
2
Q1
5
Q2
6
Q3
9
Q4
12
Q5
15
Q6
16
Q7
19
9
10
8
12
13
11
A
1
B
2
C
3
G1
6
G2A
4
G2B
5
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
A0
10
A1
9
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
A13
26
A14
1
%%oCS%%o
20
%%oOE%%o
22
%%oWE%%o
27
D0
11
D1
12
D2
13
D3
15
D4
16
D5
17
D6
18
D7
19
9
10
8
8
15
7
14
6
13
5
12
4
11
3
10
2
9
1
4
5
6
A6 AD6 A0 AD0 AD0 A0
A4 AD4 A1 AD1 AD1 A1
A2 AD2 A2 AD2 AD2 A2
A0 AD0 A3 AD3 AD3 A3
A1 AD1 A4 AD4 AD4 A4
A3 AD3 A5 AD5 AD5 A5
A5 AD5 A6 AD6 AD6 A6
A7 AD7 A7 AD7 AD7 A7
A8 A8
AD0 A9 A9
AD1 A10 A10
AD2 A11 A11
AD3 A12 A12 IRQ
AD4 A13 A13
AD5 A14 A14 AD0
AD6
AD7 AD1
A8 AS AD2
A9
A10 AD3
A11
A12 A15 AD4
A13
A14 AD5
A15
AD6
AS
E A14 AD7
R/W
PE0
PE2 E
PE3 R/W
PE4 R/W
PE5 /RST
PE6
PE7 E
AS
A0
A1
A2
A3
A11
A12
A13
A14
A15
AD0
AD1
AD2
AD3
AD4
AD5
AD6
PE3
PE2
PE0
PE4
PE7
PE5
PE6
VCC GND VCC GND VCC GND
(A8-A15)
(A0-A7)
(AD0-AD7)
(/RD)
(/WR)
8
16
(H4000-H7FFF RAM SPACE)
20
10
14
28
14
28
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
(CONTROL BUS)
(CONTROL BUS)
/CE0
/CE1
R/W
AS
TALK AUDIO
LISTEN AUDIO
D GND.
D GND.
A GND.
A GND.
+5D
+5D
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
COMMUNICATIONS
MODULE
TP2
TP1
(AUX. RELAY)
(MUTE RELAY)
MISC.
CONNECTOR
DB-15F
HEAD SENSE INPUT
ANNOUNCE TONE OUT
FOOT SW INPUT
EXTRA LOGIC INPUT
XP PANEL DATA RETURN
XP/AUDIO DATA OUT
XP/AUDIO CLOCK
TO EXTRA
KEY PANELS
DB-9
POT SERIAL DATA OUT
POT SERIAL CLOCK
POT SERIAL RESET
POT SERIAL DATA OUT
POT SERIAL CLOCK
POT SERIAL RESET
HEAD SENSE INPUT
TO SHEET 2
ANALOG CIRCUITS
DATE
DATE
DATE
DWN
CHK
APP
ORCAD P/N -
PLOT SIZE -
SCALE SIZE DWG NO. REV
TITLE:
SCHEMATIC
CLEAR-COM
INTERCOM SYSTEMS
R
DESCRIPTIONREV ECO#
DATE
BY CHK
10/14/94
Clark McCoy
SHEET #1
D
D
--------
+15V ANALOG SUPPLY
-15V ANALOG SUPPLY
ANNOUNCE TONE OUTPUT
JP2
MUTE RELAY OUTPUT
AUX. RELAY OUTPUT
TP3
E
/RST
IRQ
XP RESET
AUDIO RESET
XP/AUDIO DATA OUT
XP/AUDIO CLOCK
XP RESET
AUDIO RESET
XP/AUDIO DATA OUT
XP/AUDIO CLOCK
8
1
14
27
28
29
30
31
32
33
34
A GND.
A GND.
+5D
A0
A1
A2
A3
/TALK EN
/LIST. EN
EXTERNAL
POWER
TRANSFORMER
14 VAC
1
2
SOURCE
SOURCE
DIGITAL SOURCE
CW
5K
TO SHEET 2
ANALOG CIRCUITS
1
2
3
4
5
6
7
8
9
10
J3
J4
J5
SER DATA
SER CLOCK
+ SUPPLY
+ SUPPLY
RESET
GND.
GND.
KEY DATA
UNUSED
UNUSED
FRONT
PANEL
SELECT
KEYS
DIGITAL
GROUND
SOURCE
ANALOG
GROUND
SOURCE
+15V
-15V
AGND
DGND
+5D
20
10
(/H3000-H37FF)
(/H3800-H3FFF)
(H2000-H27FF)
(E)
(E)
RP-1
10K
53 6742
1
7
14
ASSY. #710342
FUNCTION SWITCH
ASSY. #710345MAIN PCB
(170202)
710342-SCH-D-
ICS-92/52 MAIN BOARD
SHEET 1
RIBBON
CABLE
LIST. LABEL ENABLE
MIC ON
PANEL MIC
SPEAKER ON
LISTEN
LEVEL
RESET
LISTEN
LABEL EN.
MIC ON
PANEL MIC
SPEAKER ON
J6
J1
J2
A 2132 RELEASE
11/1/94
HCP
B 2176
REVISED
12/20/95 BH
2277 REMOVED C18 5/1/96 HCP
G
710342SG.DSN
2361 IMPLEMENTED FLASH ROM 04/28/97 CM
LISTEN LEVEL
LISTEN LEVEL
/RST /RST IRQ
ICS-52/92
D
C
D
E 2527
SUB FOR 62/102
2/9/99 SDO
+ PROGRAM INPUT--
- PROGRAM INPUT--
AUDIO GND.-------
LOGIC GND.-------
LOGIC GND.-------
FOOT SWITCH IN---
EXTRA LOGIC IN---
MUTE RELAY N.C.--
MUTE RELAY WIPE--
AUX. RELAY WIPE--
AUX. RELAY N.O.--
MUTE RELAY N.O.--
AUX. RELAY N.C.--
DATA OUT------
UNREG + ------
CLOCK OUT-----
UNREG + ------
RESET OUT-----
GND-----------
KEY DATA------
GND-----------
NO CONNECT----
F
2578
ADD C86, C87
4/15/99
SDO
G 2613 REMOVE L1, ADD R34 9/7/99 SDO