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4-10. FUNCTIONS OF OTHER BUTTONS
Table 3.
Note: The erasing-protection tab in not detected during the test mode.
Recording will start regardless of the position of the erasing-protec-
tion tab when the REC/CD-MD SYNC button is pressed.
4-11.
TEST MODE DISPLAYS
Each time the DISPLAY button pressed, the display changes in
the following order.
Note: Auto gain display and IVR display are not used in servicing.
1. MODE display
Displays “TEMP ADJUST”, “CPLAY MODE”, etc..
2. Error rate display
Error rates are displayed as follows.
C1=
AD=
C1= : Indicates C1 error
AD= : Indicates ADER
3. Address display
Address are displayed as follows.
h=
a=
(MO groove)
With this display, if SHUFFLE button is pressed, the follow-
ing will be displayed.
h=
s=
(MO pit and CD)
h=: Header address
a=: ADIP address
s=: SUB Q address
Note: “—” is displayed when the address cannot be read.
4. Auto gain display
Auto gain are displayed as follows.
AG =
/
[
]
A B C
A= Focus servo gain coefficient
B= Tracking servo gain coefficient
C= [OK] or [NG] or [ - -] (not converged)
4-12. MEANINGS OF OTHER DISPLAYS
Table 4.
Mode
display
Error rate
display
Address display
ADIP address
display
SUB Q address
display
Auto gain
display
IVR
display
Change over the display with the
SHUFFLE button.
REC
Light
Off
(
During continuous
playback (servo all on)
Stop state
(servo all off)
—
Recording mode on
Recording
mode off
—
ALL DISCS
CLV lock state
CLV unlock state
—
TRACK
Pit mode
Groove mode
—
DISC
High reflection rate
disc
Low reflection rate
disc
—
REPEAT
Spindle servo
CLV-S
(pull-in mode)
Spindle servo
CLV-A
(playing mode)
—
LEVEL-
SYNC
ABCD adjustment
completed
Not adjustment
—
SHUFFLE
Focus auto gain
successful
—
Focus
auto gain
suc-
cessful.
PROGRAM
Tracking auto gain
successful
—
Tracking
auto gain
failed.
Display
Blinking
Contents
Button
Contents
fl
Sets continuous playback when pressed in the STOP
state. (servo all on)
When pressed during continuous playback, the tracking
and sled servo turns on/off.
p
Stop continuous playback and continuous recording.
(servo all off)
)
The sled moves to the outer circumference only when
this is pressed.
0
The sled moves to the inner circumference only when
this is pressed.
REC/CD-MD
SYNC
Turns recording on/off when pressed during continuous
playback.
SHUFFLE
Switches between the pit and groove modes when
pressed.
CONTINUE
Switches between the CLV-S (pull-in mode) and CLV-
A (playing servo) modes when pressed. (Switches the
spindle servo mode.)
DISPLAY
Switches the display when pressed.
Returns to previous step. Stop operations.
REPEAT
Releasing the test mode
6
Disc eject
Summary of Contents for HCD-MD515 - Component For Dhcmd515
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