Sony DVP-K370 Service Manual page 82

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2. OPERATION OF SELF CHECK MODE
The Self Check mode is the function to conduct the basic test to
the FL display and DVD panel section.
2-1. Self Check Mode Transition Processing
At the AC Power ON after IF CON (IC404) was reset, the input to
10pin (SELF CHECK) is judged and if "Low" is entered, the main
unit transits to the Self Check mode. In this port input judgment,
the result of 3-time attempts must be same (assuming that the MB-
103 board is not connected). While pressing the
main unit with the IF CON in STANDBY mode, enter
[DISPLAY] [SET UP]
(or ) on the remote commander, and the unit
transits to the Self Check Mode. The Self Check mode terminates
when the IF CON transits to the STANDBY mode.
2-2. Operation of Auto Self Check
When the Self Check mode becomes active at the AC Power ON
or by key input, the test display of the following steps (1) to (4) is
repeated.
(1) FLD and LED all ON (for 5 seconds)
(2) MODEL display (for 2 seconds)
TE
L 13942296513
(3) Version display (for 2 seconds)
(4) ROM creation date display (for 2 seconds)
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