Updating Firmware; Required Tools; Preparation And Precautions Before Starting The Operation - Loewe INDIVIDUAL SOUND PROJECTOR Service Manual

SP-1
■ UPDATING FIRMWARE / ファームウェアーの書き込み
After replacing the following parts with the replacement
parts, update the firmware.
IC11 of P.C.B. ASS'Y DSP : X8046B00
... Writing of DSP
IC17 of P.C.B. ASS'Y DSP : X8045B00
... Writing of DSP APPLICATION / SPID
IC26 of P.C.B. ASS'Y DSP : X6894A00
... Writing of CPU
● Required tools
• PC with a serial port (RS232C), OS: Windows 98/2000/
Me/XP
• Program upgrading program
There are 2 program upgrading programs.
Writing of CPU : DSP_FLASHER(YSP).exe
Writing of DSP : DSP_FLASHER(YSP).exe
Writing of DSP APPLICATION / SPID
: spDownloader_2_0_x_xxx.exe.
• Firmware
* Be sure to put following 4 firmwares in the same
folder.
CPU ................................................... SA25̲vx.mot
DSP ....................................... YSPx00̲verxxxx.hex
DSP APPLICATION
......................... ysp2app_YSP2-0_xxxxx_.hex
SPID .................................................. Y10xxxxxx.bin
• RS232C cross cable "D-sub 9 pin female"
(Specifications)
Pin No.2 RxD
Pin No.3 TxD
Pin No.5 GND
Pin No.7 RTS
Pin No.8 CTS
● Preparation and precautions before starting
the operation
• Download DSP_FLASHER(YSP).exe and
spDownloader_2_0_x_xxx.exe from the specified
source to the PC being used.
• Prepare the above specified RS232C cross cable.
• While writing, keep the other application software on
the PC closed. It is also recommended to keep the
software on the task tray closed as well.
14
● 必要なツール
Pin No.2 RxD
Pin No.3 TxD
Pin No.5 GND
Pin No.7 RTS
Pin No.8 CTS
● 操作前の準備と注意