Check - Sony DPP-FP90 Service Manual

4) For the procedure of the destination change, refer to the
next paragraph [4-2-4Setting of destination] shown below.
4-2-4. SETTING OF DESTINATION
1. While pressing the [ENTER] and [CANCEL] buttons
simultaneously, press the [ON/STANDBY| button. (Service
mode starts.)
2. Release all buttons when the initial screen of the service mode
is displayed on the LCD display.
3. Press the [ ] key several times to move the cursor to [Select
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Model], and press [ENTER].
4. Move the cursor to the desired destination by using [
[ ], [ ], and press [ENTER].
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5. Press the [ ] key several times to return to the initial screen
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(on which "DPP-FP90 (XX)" is displayed) of the service mode
to confirm that the destination is changed.
6. Turn off the power and disconnect the power cord from the
receptacle.
DPP-FP90

4-3. CHECK

4-3-1. FAN OPERATION CHECK
Operation of fan can be check as follows:
Procedure:
1. Start the service mode. (Refer to Section 1-1-1.)
2. Press the [PRINT] button on the service mode startup screen.
3. Check that the fan rotating sound changes in the following order
starting from
pressing of the [PRINT] button.
4. Quit the service mode. (Refer to Section 1-1-1.)
4-3-2. BUTTON/LED/TRAY SENSOR/RIBBON
SENSOR OPERATION CHECK
The operation of each button, LED and sensors can be checked.
Note: After the machine enters this mode once, it cannot exit this mode
until the "Button operation check" is completed.
Procedure:
1. Start the service mode. (Refer to Section 4-1-1.)
2. Select "Button Test" using the arrow buttons (f,F) and press
the [ENTER] button.
The following screen is displayed
Button operation check
Press the button on the operation panel of this unit. The pressed
button indication on the LCD of main unit lights in yellow. The
], [ ],
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following screen shows that the [MENU] button is pressed.
When all 10 buttons are pressed one button after another, all button
indications on the screen light in red.
4-5
Low speed t High speed t Stop by every