Sony DVP-K330 Service Manual Download

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6-1

SECTION 6

TEST MODE

DVP-K330

6-1.

GENERAL DESCRIPTION

The Test Mode allows you to make diagnosis and adjustment eas-
ily using the remote commander and monitor TV. The instructions,
diagnostic results, etc. are given on the on-screen display (OSD).

6-2.

STARTING TEST MODE

Press

[TITLE]

[CLEAR]

[POWER]

buttons on the remote com-

mander in this order with the power of main unit in OFF status,
and the Test Mode starts, then the menu shown below will be dis-
played on the TV screen. At the bottom of menu screen, the model
name and revision number are displayed.
To execute each function, select the desired menu and press its
number on the remote commander.
To exit from the Test Mode, press the POWER button.

Test Mode Menu

0. Syscon 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

: DPX12xxxx

Revision : 1.xxxx

6-3.

SYSCON DIAGNOSIS

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 com-

mander, and the following check menu will be displayed.

### Syscon Diagnosis ###

Check Menu

0. Quit

1. All

2. Version

3. Peripheral

4. Servo

5. Supply

6. AV Decoder

7. Video

8. Audio

Quit

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

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 judg-
ment through a visual check to the result, the following screen is
displayed for the key entry.

### 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

[NEXT]

key to go to the next item,

[PREV]

key to repeat the same check again. To quit the diagno-

sis and return to the Check Menu screen, press

[STOP]

[ENTER]

key. If an error occurred, the diagnosis is suspended

and the error code is displayed as shown below.

### Syscon Diagnosis ###

3-3. EEPROM Check

Error 03: EEPROM Write/Reed N

Address

: 00000001

Write Data : 2492

Read Data

: 2490

Press NEXT Key to Continue

Press PREV Key to Repeat

Press

[STOP]

key to quit the diagnosis, or

[PREV]

key to repeat

the same item where an error occurred, or

[NEXT]

key to continue

the check from the item next to faulty item.

Selecting 2 and subsequent items calls the submenu screen of each
item.
For example, if “5. Supply” is selected, the following submenu
will be displayed.

### Syscon Diagnosis ###

Check Menu

No. 5 Supply

0. Quit

1. All

2. ARP Register Check

3. ARP to RAM Data Bus

4. ARP to RAM Address Bus

5. ARP RAM Check

Quit

Quit the submenu and return to the main menu.

All

All submenu items continuous check
This menu checks 2 and subsequent items successively. At the
item where visual check is required for judgment or an error oc-
curred, the checking is suspended and the message is output for
key entry. Normally, all items are checked successively one after
another automatically unless an error is found.