Platen Gapadjust Lever; Paper Type; Paper Feed Mechanism; Table 2-4. Paper Feed Drive Motor Specification - Epson 4003353 Service Manual

Operating Pffncipk3s
2.2.2.1 Platen Gap Adjust Lever
The platen gap adjust Iever, which is attached to the carriage unit, needs to be set to an appropriate
adjustment position automatically.
Table 2-3. Platen Gap Adjust Lever Position
I Paper
(A)
,. .
\
',
--"
(Plain paper, Bond ~r)
Figure

2.2.3 Paper Feed Mechanism

The paper feed drive motor is a 4-phase, 96-pole, hybrid-type stepping motor that directly drives
the paper &d mdwnism (paper advancing operation, paper pick-up operation). This motor also
drives the pump mechanism, but only when the printer is in the cleaning state. The paper feed
drive method is driven by the 2-2 phase drive method, except the paper feed drive sequerm

Table 2-4. Paper Feed Drive Motor Specification

I
Item
Motor Type
Drive Vottage
Resistance
Coil
Drive Frequency
Excitation Mode
Type
Horizontal (A) (*O mm)
Cut sheet
Platen Gap Adjust
'
.
.
,
,
.
. .,--
.
,
,
,
,
.
.
'.
— .
0.6mm gap
Platen Gap Lever Operation
I
4-phase, 96-pole, hybrid-type
I 11.5 Q*I.lQ
PPS
300-1600
Sty/us Co/of Sefvice Manual
Lever Position
Lever
(Envelop or Transparency)
(B)
I
I
Rev. A