Service manual

38
RX-V365/HTR-6230
RX-V365/HTR-6230
14. VER. E020
14.P.SUM:9C2C
FROM TEST:NoEr
14.A.SUM:C521
14.SPD.S:C1A1
14.SPI.S:02FA
DRAM TEST:NoEr
PROM TEST:NoEr
14. ROM VER/SUM
The firmware version and checksum values are displayed.
The checksum is obtained by adding the data at every 8 bits for each program area and expressing the result as a 4
figure hexadecimal data.
Version
Firmware version of microprocessor (IC101 DSP P.C.B.) is displayed.
All checksum
Checksum value of microprocessor (IC101 DSP P.C.B.) is displayed.
Program checksum
Checksum value of application and standby code program is displayed.
SPI (Serial Peripheral Interface) checksum
Checksum value of SPI firmware update code is displayed.
SPD (S/PDIF) checksum
Checksum value of SPD firmware update code is displayed.
FlashROM test
The read/write test of microprocessor (IC101 DSP P.C.B.) and flash ROM (IC201 DSP P.C.B.).
NoEr: No error detected NG: An error is detected
SDRAM test
The read/write test of microprocessor (IC101 DSP P.C.B.) and SDRAM (IC202 DSP P.C.B.).
NoEr: No error detected NG: An error is detected
EEPROM test
The read/write test of microprocessor (IC101 DSP P.C.B.) and EEPROM (IC102 DSP P.C.B.).
NoEr: No error detected NG: An error is detected