DVP-NS3100ES - Sony DVD Service Manual (repair manual). Page 12

12

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).

Press the [TOP MENU], [CLEAR],

I/

1

keys on the remote commander

in this order with standby status, and the Test Mode starts, then
“DIAG START” will be displayed on the fluorescent display tube
and the menu shown below will be displayed on the TV screen. At
the bottom of menu screen, the model name and revision number
are displayed. Last Off at the lower right of screen indicates the
information code concerning the last power off. To execute each
function, select the desired menu and press its number on the remote
commander. To exit from the Test Mode, press the

I/

1

key.

Test Mode Menu

0. B/E Diagnosis

1. Drive Auto Adjustment

2. Drive Manual Operation

3. Mecha Aging

4. Emergency History

5. Version Information

6. Video Level Adjustment

Exit: Power Key

Model   :DVP-NS3100ES

Revision:xxx xxx

The same contents as board detail check by serial interface can be
checked from the remote commander. On the Test Mode Menu
screen, press [0] key on the remote commander, and the following
check menu will be displayed.

### BackEnd Diagnosis ###

Check Menu

0 . Quit

1 . All

2 . Version

3 . Peripheral

4 . Servo

5 . Video

6 . Audio

Model   :DVP-NS3100ES

Revision:xxx xxx

Quit the Syscon Diagnosis and return to the Test Mode Menu.

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.

•

### BackEnd Diagnosis ###

2. Version

2-0. Quit

2-1. ALL

2-2. Revision:x.xxx

2-4. Model   :SINGLE QS(X)

2-5. Region:x

Press NEXT Key to Continue

Following the message, press

>

key to go to the next item.

To  quit the diagnosis and return to the Check Menu screen,
press

x

or  [ENTER]  key.  If an error occurred, the diagnosis is

suspended.
Press

.

key to repeat the same item where an error occurred,

or

>

key to continue the check from the item next to faulty item.

(2-2) Revision

ROM revision number is displayed.
Error: Not detected.
The revision number defined in the source file is displayed
with four digits.

(2-4) Model Type

Model code is displayed.
Error: Not detected.
The model code read from the Inter Face 

µ

-con is displayed.

(2-5) Region

Region code is displayed.
Error: Not detected.
The region code determined from the model code is
displayed.