EPSON Stylus Color 900

Revision C

Table 3-33. Cleaning does not Solve the Print Problem (continued)

Unlike the previous products, the procedure after head replacement is

 

 

 

 

 

precisely specified. Therefore, be sure to follow the steps in Table 3-34

 

Step

Check Point

Action

 

 

 

 

 

exactly. The background of the procedure is explained after the table.

 

 

 

 

 

9

Is the head driving

If a trapezoid waveform is not output in the

 

 

 

pre-driver defective?

previous step, check all the power transistors (Q3 -

 

 

 

 

Q6) for base waveforms. Like the head transistor

 

 

 

 

in Step 8, the power transistors also output

Table 3-34.

 

 

 

trapezoid waveforms, but are input from the pre-

 

 

 

driver side.

Ink End Error Occurs after Printhead Replacement

 

T H

H e a t

S i n

Step

Action

Q 4 Q 3 Q 6 Q 5

 

1

Turn the printer power off.

 

 

 

 

 

2

Replace the printhead.

B 1 3 8 2 B 1 3D8220

 

3

Turn the printer back on. (The printer is in No Ink Cartridge

 

D 2 0 8 2

 

 

B

 

 

E

 

 

condition.)

 

 

 

4

Keep the Load/eject button pressed down for several seconds.

 

 

 

 

 

T r

f o r

t h e

 

 

The printer enters the I/C replacement sequence. (The printer

t h e

 

moves to the black ink cartridge replacement position first, then to

 

T r

f o r

 

b la c k n o z z le s

 

the color cartridge replacement position if the Load/Eject button is

 

c o lo r

n o z z

 

 

 

 

 

 

 

pressed.)

 

 

 

 

 

5

Input a 21-digit head IC. (Refer to Chapter 4 “Adjustment” for

 

 

 

 

 

 

details.)

 

∝

 

 

 

6

Perform the initial ink charge operations. (Refer to Chapter 4

2 02V

 

 

 

 

 

 

 

 

 

“Adjustment” for details.)

 

 

 

 

 

7

Perform the head angle adjustment. (Refer to Chapter 4

 

 

 

 

 

 

“Adjustment” for details.)

 

 

 

 

 

8

Perform the Bi-D adjustment. (Refer to Chapter 4 “Adjustment” for

 

 

 

 

 

 

details.)

 

 

 

 

 

9

Perform the Uni-D adjustment. (Refer to Chapter 4 “Adjustment”

 

 

 

 

 

 

for details.)

If the waveforms are not output correctly, replace the IC15/16 or C265 Main board. If the waveform is output correctly, replace the corresponding power transistor.

Troubleshooting

Overview

98

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Epson SEIJ98006 manual Cleaning does not Solve the Print Problem, Step Action
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SEIJ98006 specifications

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In summary, the Epson SEIJ98006 combines advanced printing technologies, high performance, and user-friendly features to deliver high-quality results for a diverse range of applications. Whether for business or creative purposes, this printer stands out as a reliable choice for those seeking efficiency and excellence in their printing needs.
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