Epson Stylus Pro 7600 Photographic Dye Ink, Service Manual

Page: 231 / 322

EPSON Stylus Pro 7600/9600 Revision A
Adjustment Self-diagnostic Function 231
5.2.3.1 Rear AD Adjustment
The optimum value for resistance of the Rear Sensor is automatically detected and
determined.
(See Figure 5-18)
„
The values displayed are “D/A adjustment value”, “ON-OFF difference” and
“ON level” as named from left.
„
Appropriate values
ON-OFF difference: 040 or more
ON level:
095 or less
NOTE: The appropriate values are represented in hexadecimal notation.
„
Paper to be used:
A3-size Kimoto Micro Tracing Paper #300 LMB #F751 (1057723)
ADJUSTMENT AND CHECKING PROCEDURE
1. Start the Self-diagnostic Function:
Power OFF
→
[Paper Feed
∆
]
+
[Paper Feed
∇
] + [Cut/Eject]
→
Power ON
2. Set paper:
Set a sheet of A3-size Kimoto Micro Tracing Paper #300 LMB #F751 (1057723) on
the HP side.
3. Display “Adj: Rear AD”:
[Paper Feed
∇
]
→
[SelecType >]
→
[Paper Feed
∇
] x2
4. Detect the adjusted values:
[SelecType]
→
[Enter
↵
]
5. Check the values for properness:
Check that the values are within the respective ranges specified above. If they are not
within the ranges, clean the sensor surface or replace it with a new one.
Figure 5-18. Menu Transition for Rear AD Adjustment
[Enter] Start
Adjustment
RearAD :
?
088 04A 090
Adjust again
Detection error
end
[Enter]
[Enter]
Detection end
040 or more 95 or less