ICS-2003

Technical Specifications

FRONT-PANEL CONTROLS AND CONNECTORS
Talk/Listen Switches: 12
Function Buttons: 16
Answer Back Switch: 1
Volume Controls: 2
Headset Connector: 1 D4M XLR
Panel Mic Connector: 1 1/4 in. Phone Jack

REAR-PANEL CONNECTORS
Miscellaneous: DB-15F
To Matrix: RJ-45 & DB-15M
Audio IO (OPT-100): DB-15F
Accessory: DB-9F
DC Power: 5 Pin

PANEL MICROPHONE INPUT
Type: Electret
Input Level: 40 dBu
Gain Adjustment Range: +/-5dB
Impedance: 200 Ohms

HEADSET MICROPHONE INPUT
Type: Dynamic
Input Level: -55dBu
Gain Adjustment Range: +/- 5dB
Impedance: 200 Ohms

LOCAL PROGRAM INPUT
Type: Transformer Isolated
Impedance: 8k Ohms Bridging
Level: 0 dBu will produce full output of speaker when volume control is fully clockwise

HEADPHONE OUTPUTS
Impedance: 50 to 600 Ohms
Power: 1/2 W into 50 Ohms

SPEAKER AMPLIFIER OUTPUT
Impedance: 8 Ohms
Power: 2 W

LINE INPUT (2-PAIR LISTEN FROM MATRIX)
Type: Transformer Balanced
Impedance: 8k Ohms Bridging
Level: 0 dBu nominal
Freq. Resp.: 100 Hz to 15 kHz +/- 2 dB

LINE OUTPUT (2-PAIR TALK TO MATRIX)
Type: Transformer Balanced
Impedance: 150 Ohms (when talk active)
Level: 0 dBu nominal
Freq. Resp.: 100 Hz to 15 kHz, +/- 2 dB

LOGIC INPUT #1
Type: 5 V logic with pull-up resistor
Logic: True = Short to Ground

LOGIC INPUT #2
Type: 5 V logic with pull-up resistor
Logic: True = Short to Ground

MUTE RELAY
Contact Type: 1 pair SPDT (single form C)
Contact Voltage Rating: 24 VDC
Contact Current Rating: 1 Amp continuous, 2 Amps peak at 24 VDC

PANEL RELAY
Contact Type: 1 pair SPDT (single form C)
Contact Voltage Rating: 24 VDC
Contact Current Rating: 1 Amp continuous, 2 Amps peak at 24 VDC

HEADPHONE OUTPUTS
Impedance: 50 to 600 Ohms
Power: 1/2 W into 50 Ohms

SPEAKER AMPLIFIER OUTPUT
Impedance: 8 Ohms
Power: 2 W

LINE INPUT (2-PAIR LISTEN FROM MATRIX)
Type: Transformer Balanced
Impedance: 8k Ohms Bridging
Level: 0 dBu nominal
Freq. Resp.: 100 Hz to 15 kHz +/- 2 dB

LINE OUTPUT (2-PAIR TALK TO MATRIX)
Type: Transformer Balanced
Impedance: 150 Ohms (when talk active)
Level: 0 dBu nominal
Freq. Resp.: 100 Hz to 15 kHz, +/- 2 dB

LOGIC INPUT #1
Type: 5 V logic with pull-up resistor
Logic: True = Short to Ground

LOGIC INPUT #2
Type: 5 V logic with pull-up resistor
Logic: True = Short to Ground

MUTE RELAY
Contact Type: 1 pair SPDT (single form C)
Contact Voltage Rating: 24 VDC
Contact Current Rating: 1 Amp continuous, 2 Amps peak at 24 VDC

PANEL RELAY
Contact Type: 1 pair SPDT (single form C)
Contact Voltage Rating: 24 VDC
Contact Current Rating: 1 Amp continuous, 2 Amps peak at 24 VDC

Product Spares List

Product Spares Part	Product Spares Description
PSU-24	Spare PSU adapter for ICS-2003E panels
710430	Replacement Eprom
710431	Replacement Eprom
710429	Replacement Com-10 RS-422 Comm Module Assy
740034	Replacement Speaker Assy
740035	Replacement  Headset Connector Assy
510080	Replacement Listen/Talk  Switch (momentary)
710534	Replacement Assy ICS-2003 Keyboard (w/pb switches)
240105	Replacement  Keycap set of 12 (1-9 etc)
240106	Replacement  Keycap set of 4 (Mic/Spkr/Listen Level)
240076	Replacement  Volume Knob
240077	Replacement Level Knob (Volume, Program listen level)
FPVFD-2003	Replacement Spare ICS-2003 Display VFD Replacement module