DPP-FP55 - Sony Other Service Manuals Service Manual (repair manual). Page 10

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DPP-FP55

The communication checks of the USB output terminal (USB
device) and PictBridge terminal (USB host) are performed in the
service mode.

1.

Start the service mode. (Refer to Section 1-1-1.)

In this check, it is not required to select the item in the service
mode menu.

2.

Connect the PictBridge terminal with the USB output terminal
using the USB cable.

3.

Check that the following specification is satisfied.Specification:
The two characters  “--” on the top right column of “USB Test”
are changed to “OK”.

If “NG” or “????????” is displayed, either PictBridge terminal
or USB output terminal is defective.

7.

When the Memory Stick reading and the SD card reading are
completed, pres the [ENTER] button.

• When a Memory Stick and an SD card work normally so

that  images can be read without error, the character OK is
displayed on the right of “Card Test” on the service mode
startup screen.

• If a Memory Stick or an SD card is not set, or if image is not

contained in a Memory Stick and an SD card, or image cannot
be   read from a Memory Stick and an SD card, background
of the screen  becomes red and the character NG (No Good)
is displayed in the  left bottom of a screen.

4.

Upon completion of the check, remove the USB cable.

5.

Quit the service mode. (Refer to Section 1-1-1.)

• If either a Memory Stick or an SD card is NG (No Good),

the    character NG (No Good) is displayed on the right of
“Card Test”  on the service mode startup screen.

8.

Quit the service mode. (Refer to Section 1-1-1.)