Toshiba B-FV4 Series Manual page 81

3. REPLACING THE IMPORTANT PARTS
8. Slide the shaft in the direction indicated by the arrow and then take off the lock release portion and
remove the spring at the left side of the printer.
Lock Release Portion
9. Take off the shaft.
10. Use a Phillips screwdriver to remove the 1 screw and then release the 2 latches to take off the feed
gap sensor (upper).
Shaft
11. Replace the feed gap sensor (upper) with a new one and then reassemble it in the reverse order of
removal.
12. After replacement, perform the following operations.
13. After replacement, perform the feed gap sensor / black mark sensor adjustment.
By using the button of the printer or the B-FV4 Setting Tool, perform the media sensor (feed gap
sensor / black mark sensor) calibration.
Regarding the media sensor calibration, refer to "6.1 Feed Gap Sensor / Black Mark Sensor
Adjustments" or "7.2 Working with B-FV Setting Tool".
14. Also, make sure the media sensor is performing correctly regarding the following points.
 When the PC connected to the printer sends sample data to the printer, printing is performed
correctly.
 When the [FEED] button is pressed during the unloading of a media, LED 1 lights in orange and
LED 2 lights in red.
Spring
3.2 Replacing the Parts for B-FV4D-GS/TS
Feed Gap Sensor (Upper)
Latch
3-23
Shaft
Screw Latch
EO18-33030