Test Mode; General Description; Starting Test Mode; Syscon Diagnosis - Sony DVP-F21 Service Manual

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6-1. 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).
Note: Since the remote commander belongs to this model has
no number buttons, use other DVD remote commander
with number buttons on it.

6-2. STARTING TEST MODE

[TOPMENU]
Press the
commander in this order with the power of main unit in OFF
status, and the Test Mode starts, then "DIAG ST" 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 numbers 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
Test Mode Menu

0. Syscon Diagnosis

1. Drive Auto Adjustment
TE
2. Drive Manual Operation
L 13942296513
3. Mecha Aging
4. Emergency History
5. Version Information
6. Video Level Adjustment
_
Model : DPX-14XXX
Revision : 1.xxx
Power Off Information Code List
00: Primary Power Off
01: Power Off Request from SYSTEM CONTROL
02: Power Off by Emergency Power Off Command from
SYSTEM CONTROL
(if information is sent from SYSTEM CONTROL)
03: IF CON Judged that SYSTEM CONTROL is Faulty
04: Power Off from Diagnosis Mode of IF CON
05: Forced Power Off by the User
06: Power Off by Power Supply Voltage Monitor
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
www
commander, and the following check menu will be displayed.
.
http://www.xiaoyu163.com
[CLEAR] [POWER]
, , keys on the remote
[POWER]
key.
Exit: Power Key
Last Off: xx
[0]
key on the remote
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http://www.xiaoyu163.com
SECTION 6

TEST MODE

2 9
8
### Syscon Diagnosis ###
Check Menu
0. Quit
1. All
2. Version
3. Peripheral
4. Servo
5. Supply
6. AV Decoder
7. Video
8. Audio
_
0. Quit
Quit the Syscon Diagnosis and return to the Test Mode Menu.
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.
### Syscon Diagnosis ###
Diag All Check
No. 2 Version
2-3. ROM Check Sum
Check Sum = xxxx
Q Q
3 6 7 1 3 1 5
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
[PREV]
or key to repeat the same check again. To quit the
diagnosis and return to the Check Menu screen, press
[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/Read N
Address : 00000001
Write Data : 2492
Read Data : 2490
Press NEXT Key to Continue
Press PREV Key to Repeat
_
[STOP]
co
Press key to quit the diagnosis, or
the same item where an error occurred, or
.
continue the check from the item next to faulty item.
6-1
9 4 2 8
0 5 8 2 9 9 4 2 8
[NEXT]
key to go to the next item,
m
[PREV]
key to repeat
[NEXT]
key to
DVP-F21
9 9
9 9
[STOP]
or