Panasonic SA-PTX7, Service Manual

Page: 55 / 213

10.2.6. Service Mode Table 6
FL Display
Key Operation
Front Key
Item
Description Mode Name
Press [FL Display] on
remote control unit for next
page. (FL Display)
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.
(Display 1)
(Display 2)
DVD Module
P.C.B. firmware
version display
Cancelled automatically
5 seconds later.
In STOP (no disc)
mode, press [STOP]
button on the main unit,
and [8] button on the
remote control unit.
System controller
generation
Destination
System
controller
version
Region No.: 0-8
DVD Module P.C.B. firmware version
is displayed on the FL Display.
The firmware version can be updated
using recovery disc.
Note: It is necessary to check for
firmware version before carrying out
the version up using the disc.
Cancelled automatically
5 seconds later.
Displays frequency of communication
errors between system control IC and
mechanism control IC in the DVD
Module P.C.B.
FL Display sequence:
Display 1 2.
Communication
error display
In STOP (no disc)
mode, press [STOP]
button on the main unit,
and [MENU] button on the
remote control unit.
No. of
communication
error
No. of
communication
(Display 1)
Press [FL Display] on
remote control unit for next
page (FL Display).
(Display 2)
55
SA-PTX7P