Sony DVP-NS70H Service Manual page 66

DVP-NS70H
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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)
(3) Version display (for 2 seconds)
(4) ROM creation date display (for 2 seconds)
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L 13942296513
2-3. Each Self Check Function
Each Self Check function tests the FLD display, LED display, and key input.
Input
PIN ef (AD1)
Voltage [V]
0 - 0.20 PLAY
0.60 - 0.82 PAUSE
1.16 - 1.47 PREVIOUS
1.80 - 2.12 NEXT
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IC404: Pin No. (Signal)
PIN eg (O/C) PIN e h (STOP)
OPEN/CLOSE STOP
- PROG
- -
- -
x ao
y
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3 6 7 1 3
PIN e j
POWER
-
-
-
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6-4
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
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9 9
2 8 9 9