Temperature Sensor Data Setting - Hitachi 50VF820 Service Manual

2-14 TEMP SENSOR DATA SETTING
2-14.1 Background and Outline
TEMP Sensor is placed in the OPT unit, and is monitoring inner temperature .
Sensor: IL01(EMC1001 ) on LC5X SENSOR P.W.B connected to
Main micro in Digital Core checks that temperature, and indicates LED alarm if the
temperature exceeds the limit.
i ) High Temperature:
ii ) IL01 failed or not connected: TEMP LED and LAMP LED are blinking
2-14.2 Purpose
It's important to set the limiting data correctly. And it's better to use the automatic adjustment
then human mistake is prevented.
Because, each model needs the unique data that is different from another models.
2-14.3 Adjustment Spec.
Adjustment procedure
1) Open ADJ menu and select Seine.
2) Input the data 72. Press SELECT and initial data will be displayed.
3) Change the data to required adjustment data as shown in following table, (This is for
starting of Alarm.)
4) Press SELECT to write.
Input Data
MODEL
(Default data)
60VG825
55VG825
50VG825
60VF820
55VF820
50VF820
BACK TO ADJUSTMENTS
SIGNAL PWB by PTM* connector through SENSOR CONN P.W.B.
Alarm message is displayed for 5 minutes and
Power will be shut down with cool-down sequence.
(Only the power button is acceptable. Any menu and
message OSD cannot be displayed.)
DATA(hex)
No.72
(4B)
No fixed
No fixed
No fixed
No fixed
No fixed
35
alternately. (Cycle; 1sec)
40
LC58/LC58E