Sony DVP-F5 Service Manual page 93

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22. Auto LCD test display
Command
Operation
LCD display : As described above.
23. Initialization of the outputs that are set by the test
mode
Command
Operation
LCD display : "23 − ini"
24. SW 3.3 V check
Command
Operation
TE
L 13942296513
LCD display : "24 − XXX". XXX is the input voltage.
25. DC_OUT check
Command
Operation
LCD display : "25 − XXX". XXX is the input voltage.
26. BATT-MNT check
Command
Operation
LCD display : "26 − XXX". XXX is the input voltage.
27. DC_IN check
Command
www
Operation
LCD display : "27 − XXX". XXX is the input voltage.
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: 22
: The following operation is repeated.
LCD all segments turn on (5 seconds) All
segments turn on (5 seconds) → Model name
display (2 seconds) → ROM version display (2
seconds) → ROM creation date display (2
seconds).
: 23
: The forced output that is specified by the test
mode item No. 6, No. 7, No. 10 to No. 7 and No.
30 to No. 32 are initialized.
* The TFT PANEL is set to the default state from
the NTSC/PAL setting.
* POWER_SAVE TFT inverter high output
* Forced ON output to TFT LCD INVPCON
* Forced ON output to TFT LCD power supply
TFTPCON
* LCD backlight check forced ON output
* CHGCNT forced OFF output, LBCHG forced
ON output
: 24
: The 3.3 V input voltage is displayed on LCD.
* Valid range during POWER ON
< =
2.02 V (272h) PON_CHK
(2FDh)
* Valid range during STAND-BY
< =
PON_CHK 0.1 V (01Fh)
* Reference value : This value is around 2C6.
: 25
: The DC_OUT voltage is displayed on LCD.
* Valid voltage when the DC OUT JACK is
connected.
< =
1.28 V (18Dh) DC OUT MNT
* Reference value : This value is around 1A8 to
198.
: 26
: The BATT voltage is displayed on LCD.
* Valid voltage when operated on battery.
< =
1.43 V (1BDh) BATTMNT < 2.03 V (276h)
* Reference value : This value is around 275 to
1BD.
: 27
: The DC_IN voltage is displayed on LCD.
* Valid voltage when operated on DC. x ao
y
< =
1.96 V (261h) VCCMNT
(335h)
. i
* Reference value : This value is around 261 to
334.
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8
28. TFT LCD EVR adjustment (NTSC setting)
Command
Operation
LCD display : "28-tFt" + NTSC segment display
29. TFT LCD EVR adjustment (PAL setting)
Command
Operation
Q Q
3 6 7 1 3
< =
2.42 V
LCD display : "29-tFt" + NTSC segment display
30. Forced CHGCNT ON & LBCHG OFF
Command
Operation
LCD display : "30 − on"
u163
< 2.65 V
.
6-15
2 9 9 4 2 8
: 28
: Even when the LINE IN/OUT is switched by
the VIDEO switch for the TFT LCD monitor
EVR adjustment, the DVDPCON is maintained
in the ON state and the V_IOCNT output is
switched so that the LINE OUT picture or the
LINE IN picture is output to the TFT LCD.
When the machine enters this mode, the state
that is specified by the test mode is initialized.
* XPAL and EVR setting
During LINE IN mode
XPAL : NTSC setting
EVR : NTSC setting
During LINE OUT mode
XPAL : NTSC setting
EVR : NTSC setting
: 29
: Even when the LINE IN/OUT is switched by
the VIDEO switch for the TFT LCD monitor
EVR adjustment, the DVDPCON is maintained
in the ON state and the V_IOCNT output is
switched so that the LINE OUT picture or the
LINE IN picture is output to the TFT LCD.
When the machine enters this mode, the state
that is specified by the test mode is initialized.
* XPAL and EVR setting
During LINE IN mode
1 5 0 5 8 2 9 9 4
XPAL : PAL setting
EVR : PAL setting
During LINE OUT mode (The XPAL is set to
the NTSC setting in order to display the
SYScon diagnosis display on the TFT LCD.)
XPAL : NTSC setting
EVR : PAL setting
: 30
: The CHGCNT is forced to ON and the LBCHG
is forced to OFF. (The charging processing is
interrupted.)
When charging is in progress in the STAND−
BY mode, the charging processing is interrupted.
When charging is in progress in the POWER ON
mode, the machine enters the forced STAND-
BY mode.
When 10 minutes have elapsed after the forced
charge is set to ON, the forced charging is
cancelled.
When charging is started by any commands other
than this command, the machine follows their
outputs after charging is started once.
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9 9
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