Summary of Contents for Epson AP-60 Sound Enhancement System
EPSON RODUCT UPPORT ULLETIN 12/24/2009 Originator: esc Date: PSB.2010.01.001 PSB #: Authorization: Reference: TI09-68e Rev. A and B Total Pages: 8 AP-60 Projector Sound Solution Product(s): Firmware Update – Improves Sound Quality Subject: This bulletin was created to inform you about an updated firmware release for the AP-60 Projector Sound Solution unit to improve the performance described below.
How to Establish Serial Communication between the AP-60 and the Computer: a) Download epson13644.exe package which includes the following files: 1. BTLD_Test.exe 2. btldtest.ini 3. DSP_code.hex b) Remove two Phillip screws from the audio control board then slide out the audio control board to access the RS-232 connector.
1) Connect the power cable to the AP-60 unit (Power LED is solid orange) -- do not turn it on. Verify the null modem cable is connected to the AP-60 unit RS-232c and computer RS- 232c serial ports. When the AP-60 is in Standby Mode, hold down the Power button (black button on the front left side of the audio control board) for at least 3 seconds or more until the Power light LED shows blinking green—release when the Power LED is blinking green.
3. Open the C:\EPSON\epson13644_ap60_downloader_firmware_13 to find the three files: a) BTLD_Test.exe b) Btldtest.ini c) DSP_code.hex 4. Open btldtest.ini file and verify the COM Port number. It should match the COM Port number noted in the previous step. If the COM Port number does not match the settings in Step 2 above, make the changes then save the file and close the window.
6. When each button in the following screen is active, the serial communication is available. If the serial communication is not available, the buttons in the window are grayed out as shown below. • Confirm that the AP-60’s power light exhibits the flashing green LED again. •...
How to Rewrite the Firmware 1. Click PM Wr/Rd (from BTLD_Test folder) Page 6 of 8 PSB.2010.01.001...
2. Then select DSP_code.hex 3. And click Open button to start the Download. 4. Progress bar will display. The firmware update takes about a minute to process the firmware update. When the following message is displayed, click OK. This completes the firmware update.
How to confirm firmware version number. 1. Click the “Get Version” button. Three sets of numbers will display -Confirm that “13” is displayed in the center of the figures as show in the blue circle. “13” indicates the updated firmware version.