DV-4070-B/4900/DVF-R7030-B/R9030
CIRCUIT DESCRIPTION
TEST MODE
This model has 3 kind of test modes; unit inspection, factory test mode, measurement. In this manual, items of repair, test
mode and inspection are available.
Setting
Turn power on with pressing "PAUSE" key. Display shows "TEST".
Turn power on with pressing "DISC1" key. Display shows "INSPECTION".
Cancellation of Setting
Turn power off.
Key vs Function
Keys which described in the following table work as it is.
TEST MODE
Key ModeDisplayOperation
PLAY-Playback timeDisc Playback
All segments light
SKIP-UPSTOPNiagara modeDisplay shows cyclically by pressing key
Playback time
SKIP-UPPLAYBACKPlayback timePlayback next chapter/track #/program #
SKIP-DOWNPLAYBACKPlayback timePlayback before chapter/track #/program #
Stop to operate and return to first step of this
STOP-Time
test mode.
Playback program-playback automatically. Order
Playback
PAUSETrack #of playback: T# 1-1 4-1 4-2 4-3 4-4 3-6.
DAD-VIDEO
UP/DOWN keys acceptable.
Playback program-playback automatically. Order
DISC1Playback CDTrack #of playback: T# 2 3 7 4 16. UP/DOWN
keys acceptable.
MUTE ON MUTE
DISC2PLAYBACKMute works cyclically on or off.
OFF
Speaker protection works cyclically on or off.(Cut-
DISC3-LPF 60kLPF 110k
off freq. Change 60k or 110k)
WIDE1 WIDE2
DISC4-WIDE mode changes cyclically WIDE1 or WIDE2.
NORMAL
SCART RGB SCARTVideo signal of SCART changes cyclically
DISC5-
YC SCART ThroughRGB(DVD) Y/C(DVD) Through(AV1 AV2)
OK or IC***Self check mode(refer to Servo Error Code)
IC 100 ERRORADSC Defective.
DISC SKIP-IC 2 ERRORFEP Defective.
IC 300 ERRORODC Defective.
IC 400 ERRORAV DEC Defective.
STOP+DISC1STOPRotary turns clockwise.
STOP+DISC2STOPRotary turns counter clockwise.
STOP+DISC3STOPTray opens
STOP+DISC4STOPTray closes
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