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Troubleshooting
Diagnostics
Hardware Location
Global Operator Console
Keyboard Datapath
Doing a keyboard audio test
This diagnostic tests the audio output capability by testing the SCIM communication path.

Troubleshooting
- Diagnostics
  - Doing overnight diagnostics
    Overnight Diagnostics is a series of pass/fail tests performed on a schedule determined by the customer.
  - System Function
  - Hardware Location
    - Global Operator Console
      - Host Datapath Diagnostics
      - Doing keyboard diagnostics
      - Keyboard Datapath
        Doing a keyboard loop test
        This test runs a loopback test between the SCP and the keyboard processor.
        Doing a keyboard audio test
        This diagnostic tests the audio output capability by testing the SCIM communication path.
        Keyboard SCP Loop Test
        Doing the keyboard functional diagnostic
        This diagnostic verifies that the SCIM (keyboard processor) serial communication path is working with a loopback connector external to the Integrated Control Engine (ICE).
        Doing a keyboard Field Programmable Gate Array (FPGA) internal loopback test
        This diagnostic verifies that the SCIM internal communication lines within the Integrated Control Engine (ICE) are working correctly.
    - Magnet Room
    - System Cabinet
    - Misc
- Troubleshooting Steering Guide
- Image Quality Troubleshooting Tools

SIGNA MR355 / SIGNA MR360
Service Manual
5856356-3EN Revision 5.0
Basic Service Documentation. Copyright General Electric Company.
Object ID: 00000018WIA3007BF20GYZ
Topic ID: id_13106302 Version: 1.7
Date: Apr 23, 2020 7:19:20 PM

Doing a keyboard audio test

Disclaimer

Depending on your service agreement, not all service tools, diagnostics, and utilities referenced in this document may be accessible. Contact your sales person for information on available service license packages.

Finalization

Before scanning, perform a TPS Reset.