HCD-S500/S800
4-9. SYSCON DIAGNOSISPress x key to quit the diagnosis,[PREV] k or ey to repeat the
The same contents as board detail check by serial interfsame item where an error occurred,ace can be[NEXT] ke or y to continue the
checked from the remote commander.check from the item next to faulty item.
On the Test Mode Menu screen,[0] k press ey on the remote
commander, and the following check menu will be displaSelecting 2 and subsequent items calls the submenu screen of eachyed.
item.
### Syscon Diagnosis ###For example, if O5. Suppl� is selectedy, the following submenu will
Check Menube displayed.
0. Quit
1. All
2. Version### Syscon Diagnosis ###
3. PeripheralCheck Menu
4. ServoNo. 5 Supply
5. Supply0. Quit
6. AV Decoder1. All
7. Video2. ARP Register Check
8. Audio3. ARP to RAM Data Bus
9. DSD Decoder4. ARP to RAM Address Bus
_5. ARP RAM Check
_
0. Quit
Quit the Syscon Diagnosis and return to the Test Mode Menu.
1. All0. Quit
All items continuous checkQuit the submenu and return to the main menu.
This menu checks all diagnostic items continuously. Normally, all
items are checked successively one after another automa1. Alltically
unless an error is found, but at a certain item thaAll submenu items continuous checkt requires judgment
through a visual check to the result, the following scrThis meneen is displau checks 2 and subsequent items successiyedvely. At the item
for the key entry.where visual check is required for judgment or an error occurred,
the checking is suspended and the message is output for key entry.
### Syscon Diagnosis ###
Normally, all items are checked successively one after another
Diag All Checkautomatically unless an error is found.
No. 2 Version
Selecting 2 and subsequent items executes respective menus and
2-3. ROM Check Sumoutputs the results.
Check Sum = 2005For the contents of each submenOCheck Items Listu, see �.
General Description of Checking Method
Press NEXT Key to Continue2. Version
Press PREV Key to Repeat
_(2-2) Revision
ROM revision number is displayed.-
Error: Not detected.
For the ROM Check, the check sum calculated by the Syscon isThe revision number defined in the source file of ROM (At
output, and therefore you must compare it with the specified valuethe beginning of mass production, the Flash ROM of IC107
for confirmation.is used, but midway it is replaced by the IC108 OTP ROM.
Following the messag[NEXT]e, press key to go to the next item, orIC107 or IC108) is displayed with four digits.
Below IC107 are all IC107 or IC108.
[PREV] key to repeat the same check again. To quit the diagnosis
and return to the Check Menu scrx or een, press [ENTER] key. If(2-3) ROM Check Sum
an error occurred, the diagnosis is suspended and the error code is
displayed as shown below.Check sum is calculated.
Error: Not detected.
### Syscon Diagnosis ###The 8-bit data are added at addresses 0x000F0000 ~
0x002EFFFF of ROM (IC107) and the result is displayed
with 4-digit hexadecimal number. Error is not detected.
Compare the result with the specified value.
3-3. EEPROM Check
Error 03: EEPROM Write/Reed N(2-4) Model Type
Address: 00000001Model code is displayed.
Write Data : 2492Error: Not detected.
Read Data : 2490The model code read from EEPROM (IC101) is displayed
Press NEXT Key to Continuewith 2-digit hexadecimal number.
Press PREV Key to Repeat
_(2-5) Region
Region code is displayed.
Error: Not detected.
The region code determined from the model code is displayed.
13 |
ACEC
