Epson 7000 service manual PEdge, PFront, and PRear Sensor Adjustment, Sensor Volume Adjustment

EPSON Stylus Pro 7000 Revision B

†P_EDGE Sensor adjustment

1.If necessary, remove the access cover on the rear cover and enter the "Test Menu" in the self-diagnostic mode. Select "Sensors" check mode

2.Select “Sen:EdgeAD” from the sensor menu.

3.Push the cutter cap to release the carriage lock and move the carriage about 20cm (roughly 9 inches) to the left. Make sure the panel shows 018 or less.

4.Push the Paper Set Lever back and load a sheet of A3-size (portrait) normal copy paper using the guide on the right side of the roll paper cover. Pull the Paper Set Lever forward to lock the paper in place.

5.Open the front cover, and press down the cutter and move the carriage over the paper. Close the front cover.

6.The LCD will display “Sen:EdgeAD ttt vvv”

ttt= threshold; 0E0~0E8; ideal = 0E0 vvv = volume; 040 or more

Make sure that the vvv signal level indicated on the LCD is over 040 and the ttt signal level indicated on the LCD is between 0E0~0E8.

Table 5-6. P_Edge, P_Front, and P_Rear Sensor Adjustment

Sensor	ttt Parameter	vvv Parameter
	(no paper)
P_Edge	040 or higher	0E0~0E8
P_Front & P_Rear	040 or higher	095 or less

Table 5-7. Sensor Volume Adjustment

Sensor	Rough Volume	Precision Volume
	Adjustment	Adjustment
P_Edge	VR1	VR5
P_Front	VR2	VR6
P_Rear	VR3	VR4

7.Through the access cover, adjust the volume on VR1 (rough adjustment) and VR5 (precise adjustment) so that vvv = 0E0~0E8. However, if ttt = less than 040, adjust vvv to 0E8.

Figure 5-7. VR1~VR6 Positions Viewed Through Access Cover

NOTE: If the signal level cannot be adjusted properly, check the position of the sensor and if this does not correct the signal level, replace the sensor.

8.Open the front cover, and move the carriage back to the home position.

9.Release the Paper Set Lever, remove the paper, and return the Lever to the Set position. Then press the SelecType button and proceed to the next sensor adjustment (if necessary).

Adjustment Self-Diagnostic Mode Menus 170