DV-4070-B/4900/DVF-R7030-B/R9030
12
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 Mode
Display
Operation
PLAY
-
Playback time
Disc Playback
SKIP-UP
STOP
All segments light
Niagara
mode
Playback time
Display shows cyclically by pressing key
SKIP-UP
PLAYBACK
Playback time
Playback next chapter/track #/program #
SKIP-DOWN
PLAYBACK
Playback time
Playback before chapter/track #/program #
STOP
-
Time
Stop to operate and return to first step of this
test mode.
PAUSE
Playback
DAD-VIDEO
Track #
Playback program-playback automatically. Order
of playback: T# 1-1
4-1
4-2
4-3
4-4
3-6.
UP/DOWN keys acceptable.
DISC1
Playback CD
Track #
Playback program-playback automatically. Order
of playback: T# 2
3
7
4
16. UP/DOWN
keys acceptable.
DISC2
PLAYBACK
MUTE ON
MUTE
OFF
Mute works cyclically on or off.
DISC3
-
LPF 60k
LPF 110k
Speaker protection works cyclically on or off.(Cut-
off freq. Change 60k or 110k)
DISC4
-
WIDE1
WIDE2
NORMAL
WIDE mode changes cyclically WIDE1 or WIDE2.
DISC5
-
SCART RGB
SCART
YC
SCART Through
Video signal of SCART changes cyclically
RGB(DVD)
Y/C(DVD)
Through(AV1
AV2)
OK or IC***
Self check mode(refer to Servo Error Code)
IC 100 ERROR
ADSC Defective.
IC 2 ERROR
FEP Defective.
IC 300 ERROR
ODC Defective.
IC 400 ERROR
AV DEC Defective.
STOP+DISC1
STOP
Rotary turns clockwise.
STOP+DISC2
STOP
Rotary turns counter clockwise.
STOP+DISC3
STOP
Tray opens
STOP+DISC4
STOP
Tray closes
-
DISC SKIP