Sony MZ-R55, Service Manual

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Unit LCD display
AUDIO
XX XX
Adjustment value
(the data can be changed/
written when flashing.)
Mode No.
(The lower two digits are indicated.
Three digits are indicated on the
remote controller LCD.)
3. Press the keys below to change the mode number.
(
: Increases the one place.
p
: Sets the one place to 0.
This key brings the ten place to 0 if the one place
is 0.
VOLUME + : Increases the ten place by 10 if the one place is 0.
Increases the adjustment value if the one place is
non-zero.
VOLUME – : Decreases the ten place by 10 if the one place is 0.
Decreases the adjustment value if the one place is
non-zero.
• How to Adjust in the Audio Mode
1. When the audio mode is set to the appropriate mode for each
adjustment, the lower tow digits of the mode No. and the value
stored in EEPROM are displayed and flashing.
2. Change the adjustment value with VOLUME + or – key and
press
P
key to write the new value to EEPROM.
• How to Check in the Audio Mode
The audio mode allows the checks below to be performed:
1. For the mode numbers of 100 and 110 to 114, pressing
P
key
will activate a beep. (No beep sounds when
c
HOLD switch
is put on.)
2. For the mode numbers of 121 to 124, pressing DIGITAL MEGA
BASS key will display the DBB mode for the adjustment value.
1 : Mode 1
2 : Mode 2
13 : OFF
(This will not be accepted when the LINE OUT jack is plugged.
The display will be 13 : OFF when LINE OUT jack is plugged
in Modes 1 and 2.)
3. For the mode numbers of 120 to 124, REC LED goes on.
(The LED does not go on when SYNCHRO REC switch is put
on.)
(3) Mechanism Mode
• How to Transfer the Mode in the Mechanism Mode:
Mode No. Test Description Operation
200 FUNCTION Stepper control
210 MECHA test Initial position return
211 HEAD adjustment Operation variation changing (19)
212 REC position Recording head descent
220 CLOCK Clock
221 CLOCK check Clock check/initialization
( ) : Default value
1. Go into the test mode.
2. Press
+
or VOLUME + and VOLUME + and VOLUME
+ in this turn to set the mechanism mode.
Unit LCD display
MECHA
XX XX
Adjustment value
Mode No.
(Lower two digits are displayed.)
3. Press the keys below to change the mode No.
(
: Increases the one place.
p : Sets the one place to 0.
This key brings the ten place to 0 if the one place is
0.
VOLUME + : Increases the ten place by 10 if the one place is 0.
Increases the adjustment value if the one place
is non-zero.
VOLUME – : Decreases the ten place by 10 if the one place is 0.
Decreases the adjustment value if the one place is
non-zero.
• How to Check in the Mechanism Mode
The mechanism mode allows the checks below to be performed:
1. For the mode numbers of 200, 210 to 212, 220 and 221, pressing
=
key will move the optical pickup to the inner radius.
Pressing
+
key will move the pickup to the outer radius.
2. For the mode numbers of 211 and 212, pressing
P
key will
start aging. Pressing
p
key will stop aging.
• Mode No. 211 ... Sled aging with stepper at playback position.
• Mode No. 212 ... Sled aging with stepper at recording position.
3. With the mode number 210 selected, pressing
P
key will start
aging with steeper at between home and recording positions.
p
key will stop aging.