Sanyo DSR-300P Service Manual page 11

4-3. Overwriting the main firmware (without using a CompactFlash card)
4-3-1. Computer preparation
1. Install the adjustment software (Camapi32.dll and
DscCalDi.exe) to "Same folder".
2. Save the updated firmware into the computer.
4-3-2. Overwriting the firmware
1. Use an interlink serial cable to connect the RS-232C
connector of the overwriting tool (VHJ-0141) to the RS-
232C connector of the computer.
2. Remove the top cover of the digital video recorder, and
connect the 6-pin socket of the writing tool to the CN272
socket on the CD-1 circuit board.
3. Turn on the power for the digital video recorder and the
computer, and start Windows.
4. Press the boot switch (S0002) and the reset switch
(S0001) of the writing tool simultaneously.
Release the reset switch first, and then release the boot
switch.
The boot LED of the digital video recorder will flash.
5. Double-click the "DscCalDi.exe" filename on the computer
screen.
6. Click "Firmware" in the Adjustment window on the com-
puter screen, select the updated firmware, and then click
"Open".
7. Click "Yes" in the firmware upload confirmation screen.
8. When "OK" is displayed, overwriting of the firmware is com-
plete.
9. Click "OK" to a completion.
CN272
S0001
Calibration Upload
AWB
Firmware
Focus
Image
UV Matrix
Cal Mode
Initialize
OK
EVF VCO
Cal Data
LCD Type
OK
USB storage
Get VID
PID
Set
− 11 −
BOOT LED
S0002
LCD
R Bright
B Bright VCOMDC
RGB Offset Gain VCOMPP
Tint Phase
H AFC Test
Setting
Language
Set Serial Set
Video Mode
Set Rev.
Set