• SIGNA™ Hero 3.0T Service Methods
  • 5852800-8EN Revision 1.0
  • Object ID: 00000018WIA305EC230GYZ
  • Topic ID: id_15666991 Version: 1.4
  • Date: Dec 13, 2019 12:54:31 PM

USB-Serial Converter Replacement

Prerequisites

Table 1. Personnel requirements
Required personsPreliminary requirementsProcedureFinalization
1Not Applicable30 minutes5 minutes
Table 2. Tools and test equipment
ItemQuantityEffectivityPart numberManufacturer
Standard Screw Driver1---
Table 3. Safety

Procedure

  1. Shutdown the Host computer. Refer to Lockout/Tagout of the GOC
  2. Remove the service cover and disconnect ground cable
    1. Remove two screws.
    2. Lift up and remove service cover. (Be careful to strain the ground cable)
    3. Disconnect ground cable.
    Figure 1. Remove the service cover and disconnect ground cable
  3. Remove USB serial converter per following steps.
    1. Disconnect the upper connector from the USB serial converter.
    2. Remove the 2 screws from the USB serial converter.
    3. Remove the USB serial converter from the GOC chassis.
    4. Disconnect the USB connector from the USB serial converter.
    Figure 2. Remove the USB serial converter
  4. Check the Dip SW setting of new FRU.
    Figure 3. Dip SW setting
  5. Restore GOC by reverse order of removal.

Finalization

  1. Restore power to the GOC. Refer to LOTO for GOC.
  2. Perform the 1-wire network diagnostic and confirm one wire devices are detected.
  3. Perform Check scan.