Bi-D Adjustment; Top Margin Adjustment - Epson LX-300+II RTP Service Manual

EPSON LX-300+II/300+II RTP/1170II

5.2.2 Bi-D Adjustment

Perform the Bi-D adjustment when you have performed any of the following:

Removing or replacing the printhead unit (See page 70.)

Removing or replacing the printer mechanism (See page 72.)

Replacing the main board assembly (See page 74.)

Removing or replacing the CR motor mechanism (See page 76.)

Removing or replacing the carriage mechanism (See page 78.)

Removing or replacing the ribbon feed mechanism (See page 79.)

Removing or replacing the RPE sensor (See page 80.)

Removing or replacing the BPE sensor (See page 80.)

Removing or replacing the PG sensor (See page 81.)

Removing or replacing the release lever position sensor (See page 81.)

Removing or replacing the PF motor assembly (See page 82.)

Removing or replacing the paper feed mechanism (See page 82.)

Removing or replacing the paper guide (See page 83.)
Follow the instruction shown on the screen of the Adjustment Tool for SIDM to
perform the Bi-D adjustment.
The gaps of Bi-D lines must be less than 0.25 mm.
Figure 5-6. Bi-D Adjustment
Adjustment

5.2.3 Top Margin Adjustment

Perform the top margin adjustment when you have performed any of the following:

Replacing the printer mechanism (See page 72.)

Replacing the main board assembly (See page 74.)

Removing or replacing the RPE sensor (See page 80.)

Removing or replacing the BPE sensor (See page 80.)

Removing or replacing the PF motor assembly (See page 82.)

Removing or replacing the paper feed mechanism (See page 82.)

Removing or replacing the paper guide (See page 83.)
Follow the steps below to perform the top margin adjustment.
1. Execute Pattern Test.
2. Check the print result, and take action according to the top margin value.
Top margin value
4.9 mm or less
∼
5.0 7.4 mm
7.5 ∼ 9.5 mm
9.6 ∼ 12.5 mm
12.6 mm or more
3. Input the top margin value and click Read. An adjustment value (8.5 mm) will be
displayed. Click Input to save the adjustment value.
Adjustments
Action
(See page 80.)
Replace the RPE sensor.
The top margin adjustment is required. Go to step 3.
The top margin is correct and the top margin adjustment is
not required.
The top margin adjustment is required. Go to step 3.
(See page 80.)
Replace the RPE sensor.
Revision D
90