Panasonic SA-PT250GCP, Service Manual

Page: 23 / 121

8.2.2. Service Mode Table 2
FL Display
Key Operation
Front Key
Item
Description Mode Name
Press [FL Display] on
remote control unit for next
page. (FL Display)
Cancelled automatically
5 seconds later.
CD laser drive
current
measurement
In STOP (no disc) mode,
press [STOP] button on
the main unit, and [3]
button on the remote
control unit. CD laser drive current measurement.
CD laser drive current is measured
and the result is displayed together
with the initial value stored in the
EEPROM IC.
After the measurement, CD laser
emission is kept on. It is turned off
when POWER key is switched off.
FL Display sequence:
Display 1 2.
CD laser current
measurement mode
CD
laser initial
value CD laser
value
The value denotes the current in decimal
notation.
The above example shows the initial current
is 0XXmA and the measured value is 0YYmA.
To exit, press [POWER]
button.
ADSC internal
RAM data
check
In STOP (no disc) mode,
press [STOP] button on
the main unit, and [1]
button on the remote ADSC internal RAM data check.
ADSC internal RAM data is read out
and displayed.
The value is shown in hexadecimal
notation. The above example shows the
data in ADSC address FBOh is XXXXh.
Address RAM data
for specified
address
DVD laser
drive current
measurement
Press [FL Display] on
remote control unit for next
page (FL Display) on values
of dvd drive current.
Cancelled automatically
5 seconds later.
(Display 1)
(Display 2)
(Display 1)
(Display 2)
In STOP (no disc) mode,
press [STOP] button on the
main unit, and
[FUNCTIONS] button on
the remote control unit. DVD laser drive current measurement.
DVD laser drive current is measured
and the result is displayed together
with the initial value stored in the
EEPROM IC.
After the measurement, DVD laser
emission is kept on. It is turned off
when POWER key is switched off.
FL Display sequence:
Display 1 2.
DVD laser current
measurement mode
DVD
Laser
Initial Value DVD
Laser
Value
The value denotes the current in decimal
notation.
The above example shows the initial
current is XXXmA and the measured
value is YYYmA.
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SA-PT250GCP