i
Contents
1 Preparing for installation ············································································· 1
Safety recommendations ··································································································································· 1
Examining the installation site ···························································································································· 1
Temperature/humidity ································································································································ 2
Cleanliness ················································································································································· 2
Corrosive gas limit ······································································································································ 2
EMI ····························································································································································· 3
Laser safety ················································································································································ 3
Installation tools ················································································································································· 3
Installation accessories ······································································································································ 3
2 Installing the switch ·················································································· 2-6
Installing the switch in a 19-inch rack·············································································································· 2-7
Rack-mounting procedure at a glance ···································································································· 2-7
Chassis dimensions ································································································································ 2-7
Rack requirements ·································································································································· 2-8
Installation accessories ··························································································································· 2-9
Mounting brackets, chassis rails, and grounding cable installation positions ······································· 2-10
Attaching mounting brackets and chassis rails to the switch ································································ 2-12
Connecting the grounding cable to the switch ······················································································ 2-14
Rack-mounting the switch ····················································································································· 2-16
Grounding the switch ···································································································································· 2-21
Installing/removing fan trays ························································································································· 2-22
Installing a fan tray ································································································································ 2-22
Removing a fan tray ······························································································································ 2-23
Installing and removing power supplies ········································································································ 2-24
Installing a power supply ······················································································································· 2-25
Removing a power supply ····················································································································· 2-26
Connecting power cords ······························································································································· 2-27
Verifying the installation ································································································································ 2-28
3 Accessing the switch for the first time ···················································· 3-29
Connecting the switch to a configuration terminal························································································· 3-29
Connecting the serial console cable ····································································································· 3-29
Setting terminal parameters ·················································································································· 3-30
Powering on the switch ································································································································· 3-30
4 Maintenance and troubleshooting ·························································· 4-32
Power supply failure ······································································································································ 4-32
Symptom ··············································································································································· 4-32
Solution ················································································································································· 4-32
Fan tray failure ·············································································································································· 4-32
Configuration terminal display issues············································································································ 4-32
No output ··············································································································································· 4-32
Garbled output ······································································································································ 4-33
Page 1: ...the grounding cable to the switch 2 14 Rack mounting the switch 2 16 Grounding the switch 2 21 Installing removing fan trays 2 22 Installing a fan tray 2 22 Removing a fan tray 2 23 Installing and re...
Page 2: ...s before installation Note that the recommendations do not cover every possible hazardous condition Before cleaning the switch remove all power cords from the switch Do not clean the switch with wet c...
Page 3: ...ting screws and circuit failure High temperature can accelerate the aging of insulation materials and significantly lower the reliability and lifespan of the switch For information about the temperatu...
Page 4: ...cables when necessary To prevent signal ports from getting damaged by overvoltage or overcurrent caused by lightning strikes route interface cables only indoors Laser safety WARNING Disconnected opti...
Page 5: ...upplied S9855 48CD8D S9825 64D S9855 24B8D 0404A0KM Grounding cable 1 provided S9855 48CD8D S9825 64D S9855 24B8D 26010553 Grounding screw 2 provided S9855 48CD8D S9825 64D S9855 24B8D 2114A0EE Power...
Page 6: ...5 Part No Description Quantity Applicable switch models 1499A01G QSFP port dust plug Same number as the QSFP DD ports S9855 48CD8D S9825 64D S9855 24B8D...
Page 7: ...shall not be liable for any consequence caused thereby Figure2 1 Installation flow Yes No Start Mount the switch in the rack Connect the grounding cable Connect power cords Verify the installation Po...
Page 8: ...igure2 3 shows the dimensions of an S9825 64D switch with the LS 9825 64D product code that has mounting brackets installed Figure2 3 Dimensions of an S9825 64D switch with the LS 9825 64D product cod...
Page 9: ...s Requirements for the distance between the front and rear rack posts Rack depth requirements S9825 64D Bottom support rails optional Height 175 mm 6 89 in 4 RU Width 440 mm 17 32 in Depth 810 mm 31 8...
Page 10: ...ugh cabling space and close the rack door easily make sure the rack meets the depth requirements Installation accessories Table2 3 Installation accessories for rack mounting the switch Switch model Mo...
Page 11: ...rk FRONT 2 Guide rail 3 Installation hole Mounting brackets chassis rails and grounding cable installation positions S9825 64D switches with the LS 9825 64D and LS 9825 64D H1 product codes have the s...
Page 12: ...cable as required Figure2 10 Mounting brackets and grounding cable installation positions on the S9825 64D switch 1 Mounting bracket installation position 2 Grounding point Figure2 11 Mounting bracke...
Page 13: ...les at the narrow side of the mounting brackets for installation 2 Determine the installation position of the chassis rails based on the position of mounting brackets and the distance between the fron...
Page 14: ...12 Attaching the mounting brackets to the S9825 64D switch Figure2 13 Attaching the mounting brackets and chassis rails to the S9855 48CD8D S9855 24B8D switch port side mounting position for the mount...
Page 15: ...ws Connecting the grounding cable for the S9825 64D switch The S9825 64D switch has one grounding point on the rear panel S9825 64D switches with the LS 9825 64D and LS 9825 64D H1 product codes have...
Page 16: ...ed on the mounting bracket installation positions If you install the mounting brackets at the port side connect the grounding cable to the grounding point auxiliary at the port side If you install the...
Page 17: ...he slide rails and bottom support rails on the rack based on the switch installation position 2 Attach cage nuts user supplied to the mounting holes in the rack posts 3 Applicable to the 1U slide rail...
Page 18: ...2 17 Figure2 17 Installing the 1U slide rails...
Page 19: ...a Supporting the bottom of the switch aligns the chassis rails with the slide rails on the rack posts b Pushes the switch slowly for the slide rails to smoothly slide into the chassis rails until the...
Page 20: ...2 19 Figure2 19 Mounting an S9825 64D switch in the rack Figure2 20 Mounting an S9855 48CD8D switch in the rack mounting brackets installed at the port side...
Page 21: ...21 Mounting an S9855 24B8D switch in the rack mounting brackets installed at the port side Figure2 22 Mounting an S9855 48CD8D S9855 24B8D switch in the rack mounting brackets installed at the power...
Page 22: ...as PGND You must securely connect this chassis ground to the earth to minimize the potential for system damage maximize the safety at the site and minimize EMI susceptibility of the system You can gro...
Page 23: ...e the fan trays one after another and finish replacing a fan tray within 3 minutes Select fan trays compatible with the switch For the optional fan trays and their specifications see H3C S9825 S9855 S...
Page 24: ...fan is not rotating To remove a fan tray 1 Wear an ESD wrist strap and make sure it makes good skin contact and is reliably grounded 2 Orient the fan tray with the connector facing downwards Pressing...
Page 25: ...er supply slot PSU1 empty and power supply slot PSU2 installed with a filler panel The S9825 64D switch has four power supply slots It came with power supply slot PSU1 empty and power supply slots PSU...
Page 26: ...el is correct 4 Correctly orient the power supply with the lettering on it upward Grasping the power supply handle with one hand and supporting the power supply bottom with the other slide the power s...
Page 27: ...might cause power down of the switch or power insufficiency The power supply removal procedure is the same for the switches The S9855 48CD8D switch is used as an example in the following figures To re...
Page 28: ...he switch uses PSR1600C 12A B power supplies To connect the AC power cord for a PSR1600C 12A B power supply 1 Insert the female connector of the AC power cord supplied with the power supply into the p...
Page 29: ...t dissipation The rack is sturdy and stable The grounding cable is securely connected The power supplies are as required by the switch The power cords are correctly connected To prevent signal ports f...
Page 30: ...terminal from the serial console port Connecting the serial console cable CAUTION Identify the mark on the serial console port and make sure you are connecting to the correct port The serial ports on...
Page 31: ...eters To configure and manage the switch through the console port you must run a terminal emulator program TeraTermPro or PuTTY on your configuration terminal You can use the emulator program to conne...
Page 32: ...access BootWare menus to perform tasks such as software upgrade and file management The BootWare interface and menu options vary by software version For more information about BootWare menu options s...
Page 33: ...ate ventilation is available for the power supply 4 If the issue persists contact H3C Support To replace a power supply see Installing and removing power supplies Fan tray failure CAUTION The switch h...
Page 34: ...not have any problems and the terminal settings are correct 4 If the issue persists contact H3C Support Garbled output Symptom The output of the configuration terminal is garbled Solution To resolve...