Read Sony DPP-FP55 Service Manual online
1-4
DPP-FP55
Procedure:
1.
Start the service mode. (Refer to Section 1-1-1.)
2.
Select “LCD Calibrate” using the arrow buttons (f,F) and press
the [ENTER] button. Then, the contrast adjustment is enabled.
the [ENTER] button. Then, the contrast adjustment is enabled.
3.
When the following display appears on the LCD screen, match
color of the left half screen with that of the right half screen
using the arrow buttons (g, G). (The VCOM data should be
“05” to “1F”.)
color of the left half screen with that of the right half screen
using the arrow buttons (g, G). (The VCOM data should be
“05” to “1F”.)
1-1-4. LCD ADJUSTMENT AFTER REPLACEMENT
LCD contrast can be adjusted and the color display can be check
using the service mode as follows:
using the service mode as follows:
4.
When the arrow buttons (f, F) is pressed, color display can be
confirmed in the following order:
confirmed in the following order:
f
F
White
Black
Gray (thick)
Gray (thin)
Blue
Green
Red
5.
When the [ENTER] button is pressed, the screen returns to the
service mode startup screen.
service mode startup screen.
Note:
The screen returns to the startup screen of the service mode
when the [CANCEL] button is pressed. However, the LCD
contrast adjustment data that is obtained by step 3 is not saved
if the [CANCEL] button is pressed.
when the [CANCEL] button is pressed. However, the LCD
contrast adjustment data that is obtained by step 3 is not saved
if the [CANCEL] button is pressed.
6.
Quit the service mode. (Refer to Section 1-1-1.)
1-1-5. 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 1-1-1.)
2.
Select “Button Test” using the arrow buttons (f,F) and press
the [ENTER] button.
The following screen is displayed.
the [ENTER] button.
The following screen is displayed.
LED operation check
Check that the “PRINT LED” and the “Access LED” light up during
the “Button Test”, and then flash before turning off when the “Button
Test” is completed.
the “Button Test”, and then flash before turning off when the “Button
Test” is completed.
Ribbon sensor operation check
Whether the ribbons are correctly recognized or not can be checked.
Check to see that the ribbon type display on the screen agrees with
the inserted ribbon when different types of ribbon are inserted.
Check to see that the ribbon type display on the screen agrees with
the inserted ribbon when different types of ribbon are inserted.
Print Pack Size
Display
Postcard size
Post
L size
L
Not installed
None
Tray sensor operation check
Whether the trays are correctly recognized or not can be checked.
Check to see that the tray type displayed on the screen agrees with
the inserted tray when different types of tray are inserted.
Check to see that the tray type displayed on the screen agrees with
the inserted tray when different types of tray are inserted.
Print Pack Size
Display
Postcard size
Post
L size
L
Not installed
None
NG
NG
OK
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