Nexo NXAMP4X1, Service Manual

Page: 55 / 123

NXAMP4x1
55
Switch the GPI jig to the GPO [5:7] position. Press the
[B] button to continue the test.
The test executes automatically. If the test result is OK,
the display automatically returns to the test menu screen.
(If an error occurs, “ERROR” appears and the test pro-
gram is stopped.)
Disconnect the GPI jig from the GPIO port.
4-7. PORT test
Test for factory inspection only.
4-8. DSP test
00 CHOOSE TEST < >
08 DSP
Press the [B] button to start test. The following display
appears.
08 DSP
CPU to DSP TEST OK ?
Press the [B] button to continue the test. The test executes
automatically.
If normal, the following display appears.
08 DSP
DSP to DSP TEST OK ?
Press the [B] button to continue the test. The test executes
automatically.
If the test result is OK, the display automatically returns
to the test menu screen.
(If an error occurs, “ERROR” appears and the test pro-
gram is stopped.)
4-9. WORD CLOCK test
00 CHOOSE TEST < >
09 WORD CLOCK
Press the [B] button to start the test. The following dis-
play appears.
09 WORD CLOCK
LRCK 48k TEST OK ?
Press the [B] button to continue the test. The test is ex-
ecuted automatically.
If normal, the following display appears.
09 WORD CLOCK
LRCK 96k TEST OK ?
Press the [B] button to continue the test. The test is ex-
ecuted automatically.
If the test result is OK, the display automatically returns
to the test menu screen.
(If an error occurs, “ERROR” appears and the test pro-
gram is stopped.)
4-10. 12C test
00 CHOOSE TEST < >
10 12C
Press the [B] button to start the test. The following dis-
play appears.
10 12C
12C TEST OK ?
Press the [B] button to continue the test. The test executes
automatically.
If the test result is OK, the display automatically returns
to the test menu screen.
(If an error occurs, “ERROR” appears and the test pro-
gram is stopped.)