Clear-Com ICS-2003 - Manual (Page 61)

Clear-Com Communication Systems
ICS-2003 Intercom Panel Instruction Manual
3 - 2 1
Figure 3-14: Schematic—ICS-2003 Front Panel PCB Rev. B
A A
B B
C C
D D
E E
4
4
3
3
2
2
1
1
Schematic
ICS-2003 Front Panel 710433 - SCH - D -
B
D
11
710433SB.DSN
Clark McCoy
08/14/98
-----------------------
A B
2442 2505
Release to Production Remove CLK net
08/14/98
CHK DWN APP
DA
TE
DA
TE
DA
TE
ORCAD P/N SHEET
:
OF:
SCALE
SIZE
DWG No.
REV
TITLE:
CLEAR-COM INTERCOM SYSTEMS
R
REV
ECO#
DESCRIPTION
DA
TE
BY
CHK
S3
R67 3.3K
S2
C4 .1uF
C5 .1uF
IC8 74HC589A
R37
3.3K
R43
3.3K
R40
3.3K
R46
3.3K
R52
3.3K
R59
3.3K
R49
3.3K
R55
3.3K
IC5C 74HC14
R76 3.3K
S4
IC6 74HC589A
D4 LST2
D3 TLK2
S1
S5
D8 LST4
D7 TLK4
D6 LST3
D5 TLK3
J2
R9 1.2K
D10 LST5
D9 TLK5
IC3 74HC595
D12 LST6
R16 470
R15 1.2K
R14 470
R13 1.2K
R12 470
R1
1
1.2K
R10 470
R68 3.3K
S2
D16 LST8
D15 TLK8
D13 TLK7
D14 LST7
D1
1
TLK6
S6 S5 S4 S3
C1 1uF +C
2
.1uF
S8 S7
R44
3.3K
R41
3.3K
R47
3.3K
R38
3.3K
IC5F 74HC14
R60
3.3K
R50
3.3K
R56
3.3K
R53
3.3K
C8 .1uF
C6 .1uF
C7 .1uF
R77 3.3K
S13 S12 S1 1 S10 S9 S16 S15 S14
R28 470
R27 470
R26 470
R25 470 R69 3.3K
D29 MIC
D28 SPK
D26 LISTLEV
D27 P ANEL
R62 3.3K
R19 1.2K
R18 470
R17 1.2K
D18 LST9
D17 TLK9
D22 LST1
1
D19 TLK10
D20 LST10
R24 470
R23 1.2K
R22 470
R21 1.2K
R20 470
D24 LST12
D23 TLK12
D21 TLK1
1
IC4 74HC595
R57
3.3K
R61
3.3K
S8
S7
S9
S6
R70 3.3K
D30 BA
V70
C1
1
.1uF
C12 .1uF
C10 .1uF
S1
C9 .1uF
S10
S12
S1
1
S13
IC7 74HC589A IC1 74HC595
R71 3.3K
IC5E 74HC14
R29 1.2K
R63 3.3K
S14
C13 10uF +
D2 LST1
D1 TLK1
R72 3.3K
R35 3.3K
R34 3.3K
R64 3.3K
IC5A 74HC14 IC5B 74HC14
R73 3.3K
R65 3.3K
R36
3.3K
IC1
1
74HC589A
R42
3.3K
R39
3.3K
R33 31.6K*
R45
3.3K
R48
3.3K
R51
3.3K
R58
3.3K
R54
3.3K
C3 .1uF
R30 3.3K
R1 1.2K
R4 470
R3 1.2K
R2 470
R74 3.3K
IC9 74HC589A
R7 1.2K
R6 470
R5 1.2K
J1
R8 470
R66 3.3K
IC5D 74HC14
R32 5K POT
IC10 74HC589A
R31 5K POT
IC2 74HC595
J1
R75 3.3K
D25 ANSBK
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
SER
14
A 15 B 1 C 2 D 3 E 4 F 5 G 6 H 7
SRCLK 11
SRLOAD 13
RCLK 12
OC 10 QH
9
5
6
SER
14
A 15 B 1 C 2 D 3 E 4 F 5 G 6 H 7
SRCLK 11
SRLOAD 13
RCLK 12
OC 10 QH
9
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
DIN
14
SERCLK 11 RESET 10
LTCHCLK 12 OE 13
QA 15 QB 1 QC 2 QD 3 QE 4 QF 5 QG 6 QH 7 QH'
9
13
12
DIN
14
SERCLK 11 RESET 10
LTCHCLK 12 OE 13
QA 15 QB 1 QC 2 QD 3 QE 4 QF 5 QG 6 QH 7 QH'
9
1 2
3
SER
14
A 15 B 1 C 2 D 3 E 4 F 5 G 6 H 7
SRCLK 11
SRLOAD 13
RCLK 12
OC 10 QH
9
DIN
14
SERCLK 11 RESET 10
LTCHCLK 12 OE 13
QA 15 QB 1 QC 2 QD 3 QE 4 QF 5 QG 6 QH 7 QH'
9
11
10
1
2
3
4
SER
14
A 15 B 1 C 2 D 3 E 4 F 5 G 6 H 7
SRCLK 11
SRLOAD 13
RCLK 12
OC 10 QH
9
SER
14
A 15 B 1 C 2 D 3 E 4 F 5 G 6 H 7
SRCLK 11
SRLOAD 13
RCLK 12
OC 10 QH
9
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
9
8
1 3
2
SER
14
A 15 B 1 C 2 D 3 E 4 F 5 G 6 H 7
SRCLK 11
SRLOAD 13
RCLK 12
OC 10 QH
9
1 3
2
DIN
14
SERCLK 11 RESET 10
LTCHCLK 12 OE 13
QA 15 QB 1 QC 2 QD 3 QE 4 QF 5 QG 6 QH 7 QH'
9
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
TXD RXD CLK STROBE
/CLK
IC1
IC2
IC3
IC4
IC5
IC6
IC7
IC8
IC9
IC10
IC1
1
/RESET
+5V GND PGND TXD RXD CLK
/STROBE
PRG WIPER INT
WIPER
RESET
+5V +5V GND GND GND GND GND GND GND GND GND GND +5V
T o Main Board
INTERCOM VOLUME
PROGRAM VOLUME
ASSY# 710433
MAIN FRONT
P ANEL
PCB
P+5V
'6'
'2'
'9'
'5'
'1'
'12'
'8'
'4'
'1 1'
'TLKBACK'
'7'
'SEL'
'3'
'10'
MIC ON/OFF SPK ON/OFF P ANEL
MIC SEL
LIST
LEV
ADJ
#1 KEY #2 KEY #3 KEY #4 KEY #5 KEY #6 KEY #8 KEY #9 KEY #0 KEY #7 KEY * KEY # KEY
ASSY# 710434 KEYBOARD PCB
'SEL'
'SEL'
'SEL'
'SEL'
'SEL'
'SEL'
'SEL'
'SEL'
'SEL'
'SEL'
'SEL'