Denon DCM-260 - Servo System Confirmation; Servo Adjustment Procedure; Digital Servo Adjustment Values; Error Message Interpretation

oM- a
Mreegiene
DCM-360/260!
3. Confirming Method
(1)
Required
Measuring
Equipments
for
adjustment
(5)
Confirm
automatically
adjustment
value
about
FG,
FEXP,
FBAL,
FOFS,
TG,
TEXP,
TBAL
and
TOFS.
1.
Dual-mode
oscilloscope
(1)
Press
ed
button,
DISC
displays
number
3.
2.
Adjustment
disc
"Yasuko
Tomita"
(CA-1094
or
CA-1094A)
(2)
Press
[
button,
DISC
displays
number
i
-
(3)
Press
bP1
button,
displays
FG
(Focus
Gain
Tentative)
value,
confirm
the
value
in
table
2
limit.
Main
Unit
(4)
Press
PPI
button,
displays
FEXP
(Focus
gain
Exponent)
value,
confirm
the
value
in
table
2
simit.
(5)
Press
pi
button,
displays
FBAL
(Focus
balance)
value,
confirm
the
value
in
table
2
simit.
(6)
Press
>i
button,
displays
FOFS
(Focus
offset)
value,
confirm
the
value
in
table
2
limit.
(7)
Press
>>I
button,
displays
TG
(Tracking
Gain
Tentative)
value,
confirm
the
value
in
table
2
limit.
5
(8)
Press
PPI
button,
displays
TEXP
(Tracking
Gain
Exponent)
value,
confirm
the
value
in
table
2
fimit.
(9)
Press
PI
button,
displays
TBAL
(Tracking
Balance)
value,
confirm
the
value
in
table
2
limit.
(10)
Press
PP1
button,
displays
TOFS
(Tracking
Otfset)
value,
confirm
the
value
in
table
2
limit.
(2) Adjustment location
Confirming
Table
about
Digital
Servo
Adjusting
Value
(table
2)
XXnXXs
M11S~1M23S
XXnXXs
M22S~2M46S
XXnXXs
M45S~2MS5S
DISC TRACK
XXnXXs +
M90S~2M55S
4M28S
at
above
mention}
M64S
at
above
mention
Front
Panel
Feat
|
on
~
ae
Cicamimes
woes
i
G2
1M55S~2M55S
M
0S~
1MO0OS
1.
Actuate
service
program.
.
Load
adjustment
disc
"Yasuko
Tomita"
(CA-1094
or
CA-1094A).
:
o3
2M20S-2M55S
MO0S~
M35S
.
When
pressing
4
button,
confirm
error
message
(refer
to
table
1).
.
Push
Mf
button.
.
When
pressing
ppt
button
every
once,
confirm
automatically
adjusting
value
about
FG,
FEXP,
FBAL,
FOFS,
TG,
TEXP,
ne why
M88S-2M55S
M44S~2M55S
M11S~M95S
TBAL and TOFS (refer to table 2 limit).
.
When
service
program
is
completed,
return
to
normal
mode
(tum
power
switch
ON).
7.
Confirm
RF
level.
fo2)
(4) Error message confirmation
4M28S at above mention
M645
at
above
mention
|
M32S
at
above
mention
|
M16S
at
above
mention
+
4
+
1.
When
pressing
K€
button,
DISC
displays
number
3.
Tee
i
g6
acs
ite
aiasune
2.
Confirm
error
message
with
TRACK
number
indication.
DISC
TRACK
DISC
TRACK
DISC
TRACK
1
92
2M40S-2M55S
MO0S-
M15S
(a)
3
€E-,
)
3
€9,
(c)
J
nodisplay
{=
Defect is existting except above indication.
Error Message Table (table 1)
Indication
Contents
Unable to adjust tracking offset
Unable to adjust focus offset
Unable to adjust focus gross gain
Unable to enter focus (include spindle)
Unable to enter tracking
Unable to adjust tracking gross gain
Unable to adjust tracking balance
Unable to adjust focus balance
cee
It means 240~255.
15