Auto Check Function - Sony DSR-570WS Service Manual

3-6. Auto Check Function

The error contents, measures and the possible abnormalities are as follows when the following codes are displayed as the
result of Auto Check.
(Refer to the Operating Instructions available separately for the operating procedure of the Auto Check Function.)
Displays, Error Contents, Measures or Possible Abnormalities
Displays Error contents, measures or possible abnormalities
At good The system can be used as it is when the recording status of video and audio is normal.
At ng-01 This is an error during normal operation. Exit from the menu by pressing the MENU button. (To return to the status before
displaying the VTR menu.) The error code remains displayed. Analyze the cause of the error by referring to Section "3-1.
ERROR CODES" for the contents of the error.
At ng-02 When the RESET (MENU SET) button is kept pressed for about two seconds while "At ng-02" is displayed, the two digit
error code appears. Analyze the cause of the error by referring to error code of the auto check code.
At ng-03 Exit from the menu by pressing the MENU button. (To return to the status before displaying the VTR menu.)
When any of the error codes from Er95-120 to Er95-12A is displayed, analyze the cause of the error by referring to
Section "3-1. ERROR CODES" for the contents of the error.
If any error codes are not displayed, this is the condition that the sync signal is not fed to IC3 of the FP-118A board from a
camera. If result of the Auto Check remains unchanged even though the Auto Check is performed again after confirming
connection between VTR and camera, the following causes are possible.
Causes (possible abnormalities)
. Circuit is shorted.
. Circuit is open.
At ng-04 It is detected that "A cassette is in the REC INHIBIT (SAVE) status." If result of the Auto Check remains unchanged even
though the Auto Check is performed again after confirming that the REC/SAVE switch of a cassette is not set in the SAVE
position (if the switch is set in SAVE, set it to the REC position, or use another cassette (switch of which is set in REC.))
Causes (possible abnormalities)
. The REC INHIBIT detection switch of a VTR is defective.
. The circuit from the REC INHIBIT detection switch to IC502 pin-14 of the SV-213 board is defective. (Circuit is
shorted or open, or poor contact of connector.)
At ng-05 It is detected that "Cassette is not present even though a cassette is inserted." If result of the Auto Check remains
unchanged even though the Auto Check is performed again after inserting another cassette, the following causes are
possible.
Causes (possible abnormalities)
. A cassette compartment is defective.
. Tape top end sensor, or LED (including prism) or its peripheral circuit is defective. (Circuit is shorted or open, or poor
contact of connector.)
o-HAUL It is detected that "Error rate is deteriorated (The readout error during playback of the recorded video/audio data has
increased.)" The system can be used as it is when the recording status of video and audio is normal, however, the
following causes are possible.
Causes (possible abnormalities)
. Head is dirty.
. Tape path is poor.
. The RP-91 board is defective.
. Poor contact of the flexible card wires which are connected to the RP-91 board.
DSR-570WS/570WSP V1 3-13