Cisco 4000-M Replacement Manual
Replacing the power supply
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- Hardware installation and maintenance manual (143 pages) ,
- Installation manual (18 pages)
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Installation Manual
Doc. No.
78-3504-01
Replacing the Cisco 4000 Series Power Supply
Cisco Product Number: PWR-4X00-AC=, PWR-4X00-DC=
This document contains instructions for replacing AC and DC power supplies in Cisco 4000 series
routers.
This document is for the power supply installer, who should be familiar with electronic circuitry and
wiring practices and have experience as an electronic or electromechanical technician.
If you have a Cisco 4000-M, Cisco 4500-M, or Cisco 4700-M router, use this document with
the Cisco 4000 Series Installation Guide and the Cisco 4000 Series Public Network Certification
document that shipped with your router. If you have a Cisco 4000 router, refer to the Cisco 4000
Hardware Installation and Maintenance publication. If you have a Cisco 4500 or Cisco 4700 router,
refer to the Cisco 4000 Series Hardware Installation and Maintenance publication.
This document contains the following sections, including step-by-step procedures for replacing a
Cisco 4000 series power supply:
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Overview of the Cisco 4000 Series Power Supplies
Accessing the Power Supply
Removing AC and DC Power Supplies
Replacing AC and DC Power Supplies
Replacing Connections to the Router
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Summary of Contents for Cisco 4000-M
- Page 1 Cisco 4000 Series Installation Guide and the Cisco 4000 Series Public Network Certification document that shipped with your router. If you have a Cisco 4000 router, refer to the Cisco 4000 Hardware Installation and Maintenance publication. If you have a Cisco 4500 or Cisco 4700 router, refer to the Cisco 4000 Series Hardware Installation and Maintenance publication.
- Page 2 The following warnings are applicable if single-mode FDDI, single-mode OC3 ATM, or BRI Note network processor modules are installed in a Cisco 4000 series router. Warning Invisible laser radiation may be emitted from the aperture ports of the single-mode FDDI card when no cable is connected.
- Page 3 Overview of the Cisco 4000 Series Power Supplies Figure 1 illustrates the AC and DC power supplies.Figure 2 shows an AC power supply mounted in a Cisco 4000 series router. Table 1 contains the AC power supply specifications and Table 2 contains the DC power supply specifications.
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Page 4: Safety Recommendations
OFF. • Before working on the system, turn OFF the power and unplug the power cord. • Disconnect all power before doing the following: — Working on or near power supplies 4 Replacing the Cisco 4000 Series Power Supply... -
Page 5: Preventing Electrostatic Discharge Damage
1 to 10 megohms (Mohms). Tools and Equipment Required The following tools and equipment are required to remove and install power supplies in a Cisco 4000 series router: •... - Page 6 Accessing the Power Supply Accessing the Power Supply To access the power supply of a Cisco 4000 series router, you must first remove the component tray. Procedures for removing the component tray follow. Some Cisco 4000 series routers have a safety latch tab on the chassis that affects removing the component tray.
- Page 7 Support the component tray with one hand, push down on the safety latch tab, and pull the component tray out completely. Set the component tray on your work surface. Step 9 Proceed with the section “Removing AC and DC Power Supplies.” Replacing the Cisco 4000 Series Power Supply...
- Page 8 Loosen the nonremovable chassis release screw on the rear panel of the chassis. (See Figure 4.) Caution Support the component tray from underneath, either on your work surface or with your hands, to prevent it from falling. 8 Replacing the Cisco 4000 Series Power Supply...
- Page 9 Locate the two small two-pin connectors used to power the fans. Separate both of the Step 3 small connectors by grasping each end of the connector firmly and then pulling the connector apart. (See Figure 5.) Replacing the Cisco 4000 Series Power Supply...
- Page 10 Removing AC and DC Power Supplies Figure 5 Power Supply Wiring Harness Eight-pin connector to the motherboard Cable tie-wraps Two, two-pin connectors to the fans Power supply Figure 6 Power Supply Connection to the Motherboard 10 Replacing the Cisco 4000 Series Power Supply...
- Page 11 Lift the power supply out of the chassis. Step 6 Proceed with the section “Replacing AC and DC Power Supplies.” Figure 7 Cisco 4000 Series Chassis and Power Supply CONSOLE INPUT 100-240VAC 50/60HZ 3.0-1.5 AMPS Mounting...
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Page 12: Replacing The Component Tray
(as shown in Figure 3 and Figure 4) with the thumb of your right hand. Retighten the chassis release screw. Step 2 Proceed with the section “Replacing Connections to the Router.” 12 Replacing the Cisco 4000 Series Power Supply... - Page 13 Check the OK LED on the right side of the front panel to verify that it goes ON after a Step 5 few seconds delay when booting. If you have problems, see the section “Troubleshooting the Power Supply Installation” and the section “Cisco Connection Online.” This completes the power supply replacement procedure. Replacing the Cisco 4000 Series Power Supply...
- Page 14 Replacing Connections to the Router Figure 10 DC-Input Power Supply Connections Negative Ground Positive On/off Terminal block Terminal block 14 Replacing the Cisco 4000 Series Power Supply...
- Page 15 “General Site Requirements” in the chapter “Preparing for Installation“ in the Cisco 4000 Hardware Installation and Maintenance publication. — If you have a Cisco 4500 or Cisco 4700 router, check the environmental site requirements in the section “General Site Requirements” in the chapter “Preparing for Installation“ in the Cisco 4000 Series Hardware Installation and Maintenance publication.
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Page 16: Cisco Connection Online
408 526-7208, or cs-rep@cisco.com. This document is to be used in conjunction with the Cisco 4000 Series Installation Guide, the Cisco 4000 Series Hardware Installation and Maintenance, and the Cisco 4000 Hardware Installation and Maintenance publications. AtmDirector, Catalyst, CD-PAC, CiscoAdvantage, CiscoFusion, Cisco IOS, the Cisco IOS logo, CiscoLink, CiscoPro, the CiscoPro logo, CiscoRemote, the CiscoRemote logo,...