Epson 890N Service Manual - Page 77

Printer Mechanism Disassembly, Printhead - fx 890 printhead kit

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EPSON FX-890/2190 4.3 Printer Mechanism Disassembly 4.3.1 Printhead 1. Remove the top cover.(See Figure 4-2) 2. Remove the 2 CBS C (P2) (M3x8) screws securing the Printhead to the Carriage Assembly.(See Figure 4-12) 3. Disconnect the head FFC from the Printhead and remove it. W A R N IN G Be careful with the Printhead when you handle it, as it may be very hot right after printing. A D JU S TM E N T R E Q U IR E D After installing the Printhead, make the following adjustments: • Platen Gap Adjustment (p.95) • Bi-d Adjustment (p.101) „ When installing the Printhead with the Head FFC, put the Head FFC under the hook of the carriage base. „ Make sure that the Head FFC is propoerly connected to the printhead. Do not connect the Head FFC at angle, to a connector either on the printhead or the C524MAIN Board. „ When replacing the Printhead, be sure to replace the Ribbon Mask Holder (with the Ribbon Mask) at the same time. All related parts are available as a kit as below. HEAD KIT, ASP Code: 1267348 CBS C(P2) Screws (3x8) x2 Tightening Torque : 0.7±0.1 N.m Printhead Hook Revision B Ribbon Mask Head FFC Ribbon Mask Holder Disassembly and Assembly Figure 4-12. Printhead Removal Printer Mechanism Disassembly 77

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EPSON FX-890/2190
Revision B
Disassembly and Assembly
Printer Mechanism Disassembly
77
4.3
Printer Mechanism Disassembly
4.3.1
Printhead
1.
Remove the top cover.
(See Figure 4-2)
2.
Remove the 2 CBS C (P2) (M3x8) screws securing the Printhead to the Carriage
Assembly.
(See Figure 4-12)
3.
Disconnect the head FFC from the Printhead and remove it.
Figure 4-12.
Printhead Removal
W
A
R
N
I
N
G
Be careful with the Printhead when you handle it, as it may be very
hot right after printing.
A
D
J
U
S
T
M
E
N
T
R
E
Q
U
I
R
E
D
After installing the Printhead, make the following adjustments:
•
Platen Gap Adjustment
(p.95)
•
Bi-d Adjustment
(p.101)
When installing the Printhead with the Head FFC, put the
Head FFC under the hook of the carriage base.
Make sure that the Head FFC is propoerly connected to the
printhead. Do not connect the Head FFC at angle, to a
connector either on the printhead or the C524MAIN Board.
When replacing the Printhead, be sure to replace the Ribbon
Mask Holder (with the Ribbon Mask) at the same time. All
related parts are available as a kit as below.
HEAD KIT, ASP
Code: 1267348
Head FFC
Hook
CBS C(P2)
Screws (3x8) x2
Tightening Torque
: 0.7±0.1
N.m
Ribbon Mask
Printhead
Ribbon Mask Holder