Panasonic SA-PT250GCP Service Manual page 23

8.2.2. Service Mode Table 2
Item
Mode Name
DVD laser DVD laser drive current measurement.
drive current DVD laser drive current is measured
measurement
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
ADSC internal
ADSC internal RAM data check.
RAM data
ADSC internal RAM data is read out
check
and displayed.
CD laser drive CD laser drive current measurement.
current
CD laser drive current is measured
measurement 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
Description
2.
2.
FL Display
(Display 1)
DVD laser current
measurement mode
The value denotes the current in decimal
notation.
(Display 2)
DVD
Laser
Initial Value
The above example shows the initial
current is XXXmA and the measured
value is YYYmA.
Address
The value is shown in hexadecimal
notation. The above example shows the
data in ADSC address FBOh is XXXXh.
(Display 1)
CD laser current
measurement mode
The value denotes the current in decimal
notation.
(Display 2)
CD
laser initial
value
The above example shows the initial current
is 0XXmA and the measured value is 0YYmA.
23
Key Operation
Front Key
In STOP (no disc) mode,
press [STOP] button on the
main unit, and
[FUNCTIONS] button on
the remote control unit.
Cancelled automatically
5 seconds later.
Press [FL Display] on
remote control unit for next
page (FL Display) on values
of dvd drive current.
DVD
Laser
Value
In STOP (no disc) mode,
press [STOP] button on
the main unit, and [1]
button on the remote
To exit, press [POWER]
RAM data
button.
for specified
address
In STOP (no disc) mode,
press [STOP] button on
the main unit, and [3]
button on the remote
control unit.
Cancelled automatically
5 seconds later.
Press [FL Display] on
remote control unit for next
page. (FL Display)
CD laser
value
SA-PT250GCP