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19
HCD-NXM2D
[GENERAL DESCRIPTION]
The Test Mode allows you to make diagnosis and adjustment easily
using the remote commander and monitor TV. The instructions,
diagnostic results, etc. are given on the on-screen display (OSD).
[STARTING TEST MODE]
1. Press the
+/1
button to turn the power on, and set the function
to DVD.
2. While pressing the
x
and
Z
button, turn the
[VOLUME]
knob clockwise to enter the test mode.
3. It displays “SERVICE IN” on the liquid crystal display, and
displays the Test Mode Menu on the monitor screen as follows.
(At the bottom of the menu screen, the model name and
revision number are displayed)
Test Mode Menu
0. Syscon Diagnosis
1. Drive Auto Adjustment
2. Drive Manual Operation
3. Mecha Aging
4. Emergency History
5. Mecha Error History
6. Version Information
7. Video Level Adjustment
Exit: POWER Key
Model :DHC-NXMxx
Revision :x.xx
4. To execute each function, select the desired menu and press
its number on the remote commander.
5. To release from test mode, press the
+/1
button and turn the
power off.
[OPERATING TEST MODE]
0.
SYSCON DIAGNOSIS
The same contents as board detail check by serial interface can be
checked from the remote commander operation.
On the Test Mode Menu screen, press
[10/0]
key on the remote
commander, and the following Check Menu will be displayed.
### Syscon Diagnosis ###
Check Menu
0. Quit
1. All
2. Version
3. EEPROM
4. GPIO
5. SD Bus
6. Video
0-0. Quit
Quit the Syscon Diagnosis and return to the Test Mode Menu.
0-1. All (All items continuous check)
This menu checks all diagnostic items continuously. Normally, all
items are checked successively one after another automatically
unless an error is found, but at a certain item that requires judgment
through a visual check to the result, the following screen is displayed
for the key entry.
• Example display
### Syscon Diagnosis ###
Diag All Check
No.2 Version
2-3. ROM Check Sum
Check Sum = xxxx
Press NEXT Key to Continue
Press PREV Key to Repeat
For the ROM Check, the check sum calculated by the Syscon is
output, and therefore you must compare it with the specified value
for confirmation.
Following the message, press the
[NEXT ]
button to go to the
next item, or press the
[ PREV]
button to repeat the same
operation again.
To quit the diagnosis and return to Check Menu screen, press the
[RETURN]
key on the remote commander to display Check Menu.
• Error occurred
If an error occurred, the diagnosis is suspended and error is displayed.
Press the
[RETURN]
key on the remote commander to quit the
diagnosis, or press the
[ PREV]
button to repeat the same check
where an error occurred, or press the
[NEXT ]
button to continue
the check from the item next to faulty item.
General Description of Checking Method
Selecting 2 and subsequent items calls the submenu screen of each
item. And selecting 2 and subsequent items executes respective
menus and outputs the results.
For the contents of each submenu, see “Check Items List” as below.
Check Items List:
0-2.
Version
0-2-1.
All
0-2-2.
Revision
0-2-3.
ROM Check Sum
0-2-4.
Model Type
0-2-5.
Region
0-3.
EEPROM Check
0-3-1.
Sampling Check
0-3-2.
Detail Check
0-4.
GP I/O Check
0-5.
SD Bus Check
0-6.
Video Check
0-2. Version
0-2-2.
Revision
The revision number of ROM (IC206) that the program
for the DVD system processor (IC207) is stored.
0-2-3.
ROM Check Sum
Check sum is calculated.
(4 digits hexadecimal number)
0-2-4.
Model Type
Model name is displayed. (DHC-NXMXX)
>
.
>
.
DVD OSD Test Mode
Summary of Contents for HCD-NXM2D
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