Epson 9600 Service Manual - Page 253
Head Gap Adjustment Uni-D Adjustment
UPC - 010343841888
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EPSON Stylus Pro 7600/9600 5.2.3.18 Head Gap Adjustment (Uni-D Adjustment) Correct the print position for one-way printing. Make adjustments of "240CPS VSD1", "240CPS VSD2" and "190CPS VSD4" for each color. Store the adjustment values for each line of nozzles (18 kinds of values) in the Flash ROM. For adjustment, conduct Uni-D printing and from the print results, input the compensation value. The menu transition for Uni-D adjustment and print patterns are shown below. Table 5-23. Head Gap Adjustment Items Item Contents Gap 240,V1 Uni-D Adjustment 240CPS VSD1 Gap 240,V2 Uni-D Adjustment 240CPS VSD2 Gap 190,V4 Uni-D Adjustment 190CPS VSD4 Adjustment resolution: 8.8 µm Adjustable range: ± 62 step adjustment possible Pattern drawing method: 360dpi, Uni-D, 240CPS, VSD1, Large (240V1 selected) 360dpi, Uni-D, 240CPS, VSD2, Large (240V2 selected) 360dpi, Uni-D, 190CPS, VSD4, Large (190V4 selected) Press the [Enter] key after inputting the adjusted values and pattern number, and the pattern will be printed only when updated values have been input. When the values have not been updated, the display will change to the next input screen. When the [Enter] key is pressed with "Gap End" displayed, the display changes to "Adj: Feed Adj.+T&B". CHECK P O IN T The adjustment is not required for any of #1, #8 and #15, which are black lines. Revision A [Enter] Adjust Print [Enter] Printing Pattern Printing end Gap 240, V1 ? ? Gap 240, V2 ? ? Gap 190, V4 ? ? Gap End ? ? [Pause] 240V1 LK : ? [SelecType] 240V1 C : ? [SelecType] 240V1 LC : ? [SelecType] 240V1 M : ? [SelecType] 240V1 LM : ? [SelecType] 240V1 Y : ? [SelecType] Value with +/- can be set in pulses 0 1 pulse is equivalent to 1/2880" Value with +/- can be set in pulses 0 1 pulse is equivalent to 1/2880" Value with +/- can be set in pulses 0 1 pulse is equivalent to 1/2880" Value with +/- can be set in pulses 0 1 pulse is equivalent to 1/2880" Value with +/- can be set in pulses 0 1 pulse is equivalent to 1/2880" Value with +/- can be set in pulses 0 1 pulse is equivalent to 1/2880" Figure 5-54. Menu Transition for Uni-D Adjustment Adjustment Self-diagnostic Function 253