Cisco WS-C3560X-48PF-L Hardware Installation Guide - Page 76
Finding the Power Supply Module Serial Number
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Finding the Power Supply Module Serial Number Chapter 3 Power Supply and Fan Module Installation Figure 3-12 A+ DC Source A Isolated From Source B with No Common Ground A- B- B+ + 253447 - + Figure 3-13 A+ DC Source A and Source B Connections with Common Ground A- B- B+ + 253446 - + Step 4 Step 5 Step 6 Step 7 Torque all terminal block screws to 11 lbf-in. Replace the terminal block safety cover. Move the DC power source circuit-breakers to the ON position. Confirm that the power-supply DC OK and PS OK LEDs are green. See Table 3-4 for a description of the module LEDs. Finding the Power Supply Module Serial Number If you contact Cisco Technical Assistance regarding a power supply module, you need to know the serial number. See Figure 3-14 to Figure 3-16 to find the serial number. 3-12 Catalyst 3750-X and 3560-X Switch Hardware Installation Guide OL-19593-02
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