Ⅰ
. Summarize
M70 is a chassis based on TB1238AN and SDA55XX. In trial run, burn the
latest
software to SDA5555
which has a 128KByte flash memory. At least after the first batch production, make the mask
,
please take
care in production. And, please note: All the soldering points in white circles must be re-soldered before the
Alignment Procedure.
To solve the probable problems in production, for the workers participate in alignment, please be
familiar with the Alignment Procedure.
There are 2 operation modes
:
User mode and D-mode. You can use the Remote control or buttons on
the panel to operate in user mode, but only Remote control works in factory mode.
The way to enter D-mode
:
Press “CH 1/2” button on RC; use numeric buttons to select the pages of
D-mode; use ”CH+” and ” CH-“ to select the item you want to adjust, Press “VOL+” and ” VOL-“ to change
the parameters. To quit factory mode
,
press “CH 1/2” button, the factory data changed will be memorized.
Some special modes
:
Aging mode
—
used before alignment. The aging could start after “POWER MODE” in D-mode page 8 set to 03.
Vertical stop mode
—
used to confirm the VG2 voltage. Press “CC”
button in D-mode to enter Vertical stop mode. Then
press “CC” button again to exit.
White balance alignment mode(BUS OFF)
—
used for white balance auto alignment. Press “CC” button in user mode to enter White balance
alignment mode.
Factory out mode
—
Before leave factory, the set must be initialized. To initialize the set, enter D-mode page 8 and
select “INIT USER”, then press “VOL+” to start the initialization. When the initialization finish
,
the set
will shut off D-mode automatically.
Then D-mode can not be opened by pressing “CH 1/2” button. To
enter D-mode again
,
use remote control to set the volume to “0” then press the following buttons
orderly within 2 seconds: “CH 1/2
—
DISPLAY
—
CH 1/2
—
DISPLAY
—
CH 1/2
—
DISPLAY”.
TTE Overseas Support Department
4.Alignment Procedure
Summary of Contents for 14DN2NYD
Page 41: ...5 Block Diagram TTE Overseas Support Department...
Page 42: ...6 Schematic Diagram...
Page 43: ...7 PCB Layout...
Page 44: ......
Page 45: ...8 Explode View Diagram...