Quintum Technologies Tenor Call Relay SP - Manual (Page 21)

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Chapter 2: Hardware Components
IR Port. Infrared port. For future use.
Card Activity LEDs. LEDs provide a high level indication of the CPU card activity. Basic definitions follow.
See Chapter 8: Diagnostics/Maintenance for a detailed description and troubleshooting.
• Alarm. Indicates an alarm has been generated.
• Status. Green light. When a user logs in through telnet, the LED turns to amber.
• CPU. Green light indicates the CPU bus is active.
• PCI. Green light indicates that the local PCI bus is busy.
Power Supply. AC Power Supply.
Power (LED). LED indicates whether the power supply is functioning correctly. There are two colors for the
LED: red or green. Green indicates AC input; red indicates that input/output failed or there is a power fault.
For more information, see Chapter 8: Diagnostics/Maintenance.
Wrist Strap Ground Socket. Socket available in which to connect an ESD wrist strap for ESD protection.
Rear View (with AC power)
Figure 2-2 Rear (with AC power)
Strain Relief Mount. The Strain Relief Mount enables you to connect the power cord strain relief to the unit.
A power cord strain relief is a plastic device designed to avoid accidental power down of the Call Relay SP
(i.e., if the power cord is accidentally pulled, the strain relief will relieve pressure put on the cord.)
Power Inlet. Inlet for which you insert the supplied AC power cord. The unit requires a 110-240 VAC.
On/Off Power Switch. A switch to turn power on and off.
Fuse. Replaceable fuse. See Chapter 8: Diagnostics/Maintenance for more information.
Supplementary Earth Ground. A supplementary earth ground connection is provided for ESD protection.
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Power Inlet
On/Off Power Switch
Config Switch
(Quintum Use only)
Console Port
10/100 Ethernet Ports
Link LEDs
Supplementary
Earth Ground
Strain Relief Mount Fuse