Selecting 2 and subsequent items executes respective menus andThe data clear, write, read, and check are executed to the
outputs the results.block 0 of Flash memory (IC602).
For the contents of each submenu, see OCheck Items List�.In case of a faulty block, its address is displayed.
An error is output if faulty blocks exceed 10.
General Description of Checking Method
2. Version4. Servo
(2-2) Revision(4-2) Servo DSP Check
ROM revision number is displayed.Data write ? read, and accord check
Error: Not detected.Error 12: Read data discord
The revision number defined in the source file of RData 0x9249, 0x2942, 0x4294 are written to the addressOM
(IC205) is displayed with four digits.0x602 of RAM in the Servo DSP (IC701), then read and
checked.
(2-3) ROM Check Sum
Check sum is calculated.(4-3) DSP Driver Test
Error: Not detected.Test signal da? DSP Drita ver
The 8-bit data are added at addresses 0x000F0000 ~Error: Not detected.
0x002EFFFF of ROM (IC205) and the result is displayedCaution: Do not conduct this test with a mechanical deck
with 4-digit hexadecimal number. Error is not detectedconnected..
Compare the result with the specified value.The maximum voltage is applied to the Servo Driver IC
(IC801, IC802). If mechanical deck is connected, the mo-
(2-4) Model Typetor and optics could be damaged. Disconnect mechanical
Model code is displayed.deck following the output message, then enter specified 4-
Error: Not detected.or 5-digit number from the remote commander, and press
The model code read from EEPROM (IC201) is displayedthe [ENTER]. The test is conducted only when the input
with 2-digit hexadecimal number.data accord. Check the output level, then press the [NEXT]
to finish the test.
Model TypeThis test is skipped if OAll� is selected.
DVP-S330 (US, Canadian)00
Supplement: How to disconnect mechanical deck
DVP-S530D (US, Canadian)20Disconnect flat cables connected to the CN002 and CN003
DVP-S530D (E)22of MB-82/85 board. Also, disconnect harness from the
DVP-S550D (US, Canadian)30CN011.
DVP-S705D (Hong Kong, Singapore)425. Supply
(2-5) RegionCaution: Do not conduct this check with a mechanical deck con-
Region code is displayed.nected.
Error: Not detected.An access is made to the stream supply and servo con-
The region code determined from the model code is dis-
trol IC (IC303) and external RAM (IC304) using check
played.data. If mechanical deck is connected, the motor and
optics could be damaged. This check is also executed by
3. Peripheralthe OAll� menu item.
(3-2) Gate Array CheckSupplement: How to disconnect mechanical deck
Data write ? read, and accord checkDisconnect flat cables connected to the CN002 and
Error 02: Gate array write/read discordCN003 of MB-82/85 board. Also, disconnect harness
Data 0x00~0xFF are written to the address 0xF of GAfrom the CN011.
(IC601), then read and checked if they accord.
(5-2) ARP Register Check
(3-3) EEPROM CheckData write ? read, and accord check
Data write ? read, and accord checkError 08: ARP register write, and read data discord
Error 03: EEPROM write/read discordData 0x00 to 0xFF are written to the TMAX register (ad-
Data 0x9249, 0x2942, 0x4294 are written to addressesdress 0xC6) in ARP (IC303), then they are read and checked.
0x00~0xFF of EEPROM (IC201), then read and checked.
Before writing, the data are saved, then after checking, they(5-3) ARP to RAM Data Bus
are written to restore the contents of EEPROM.Data write ? read, and accord check
Error 09: ARP ?? RAM data bus error
(3-4) NAND Flash CheckData 0x0001 to 0x8000 where one bit each is set to 1 are
Data clear ? write ? read, and accord checkwritten to the address 0 of RAM (IC304) connected to the
This check is conducted to the DVP-S550D/DVP-S705DARP (IC303) through the bus, then they are read and
only.checked. In case of discord, written bit pattern and read
Error 04: Clear errordata are displayed. If data where multiple bits are 1 are
05: Write errorread, the bits concerned may touch each other. Further, if
06: Read data discorddata where certain bit is always 1 or 0 regardless of written
21: Faulty blocks exceed 10data, the line could be disconnected or shorted.
6-2 |
ACEC
