Bose 3-2-1GS Series II Service Manual page 61

23. Hard Drive Self Test (GSX consoles only)
23.1 Issue the TAP command HS (hard disk self test). You will receive an "OK" response. The
test will run for two minutes.
23.2 To retrieve the test results, issue the TAP command QHC (query hard drive self test re-
sults). Refer to the table below for a list of responses. The 2nd character will count down to "0".
When the second character is a "0", the test is complete.
XX Result
00 Test passes.
10 Test failed. Did not complete: aborted by the host.
20 Test failed. Did not complete: interrupted by reset.
30 Test failed. Did not complete: fatal error.
40 Test failed. Test completed with unknown failure.
50 Test failed. Test completed with electrical or write element failure.
60 Test failed. Test completed with servo/seek element failure.
70 Test failed. Test completed with read element failure.
X0 Test failed. Invalid response. (X: not 0-7)
24. User Interface Tests
24.1 Press each button on the console control panel and ensure its operation.
24.1.1 With the media center off, connect an external video source to the UUT's external video
inputs. Verify that the video appears on the video monitor. Do this for both the composite and
S-Video outputs on the media center.
24.1.2 Press the POWER button on the console control panel. Ensure that the unit turns on.
24.1.3 To ensure remote operation, select at least one function (i.e. FM/AM) and ensure the unit
responds appropriately to the remote control.
24.1.4 Press the VOLUME UP (+) and then the VOLUME DOWN (-) button on the console
control panel. Ensure that the unit responds appropriately.
24.1.5 With the radio tuned to a station, press and hold the ENTER button on the console
control panel. The display shows PRESET # SET. Continue holding the ENTER button to save
the preset.
24.1.6 On the GXS console only, the ENTER button is replaced by the STORE button. Insert a
CD into the CD/DVD drawer and press the STORE button. Verify that the disc stores to the
console. Once completed, be sure to delete the disc from the console.
24.1.7 Press either SOURCE button. Ensure, with each press, that the display cycles through
the various sources.
24.1.8 Press the STOP/EJECT button. Ensure the DVD/CD drawer opens, and then press it
once more to shut the drawer.
24.1.9 Press the POWER button. Ensure that the unit shuts off.
TEST PROCEDURES
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