Epson FX 890 Support Question
Epson FX 890 Support Question
Find answers below for this question about Epson FX 890 - B/W Dot-matrix Printer.Need a Epson FX 890 manual? We have 6 online manuals for this item!
Question posted by akaczmarj on December 21st, 2012
Service Manual
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Current Answers
Answer #1: Posted by freginold on December 21st, 2012 5:20 AM
freginold
Member since:
December 20th, 2011 Points: 23,253,885
Member since:
December 20th, 2011 Points: 23,253,885
Hi, 4Shared.com claims to have the service manual, but always be careful when deciding to download files from an unknown site:
http://www.4shared.com/document/wwwdUSVg/Service_Manual_Epson_FX_890_-_.htm
http://www.4shared.com/document/wwwdUSVg/Service_Manual_Epson_FX_890_-_.htm
Related Epson FX 890 Manual Pages
Service Manual - Page 10
...HARDWARE SPECIFICATIONS
Print method Print pin arrangement Print pin diameter
9 pins Impact dot matrix 9 x 1 0.29 mm ( 0.0114 inch )
RESOLUTION
Table 1-1. If the head temperature falls down to the normal level, it begins to the upper limit, the printer stops printing once. 1.1 SPECIFICATION
FX-1880/880 Service Manual Chapter 1 Product Description
The FX-1880/880 is as follows;
Service Manual - Page 14
... EMI 230 V version Safety standards EMI
UPS Version Safety standards EMI
FX-1880/880 Service Manual Chapter 1 Product Description
6.5 million lines ( Except Print head) 10000... POH approx. 200 million characters
Fabric Black Approx. 3 million characters ( Draft 10 cpi, 14 dots / character)
UL 1950,...
Service Manual - Page 16
...; If it is pressed again, these function are enabled. 1.2 OPERATION
FX-1880/880 Service Manual Chapter 1 Product Description
This section describes the operations equipped with this printer.
1.2.1 Control panel
The control panel of this button is held down for over 3 seconds when the printer is in the non-printing status, the Micro Adjust function and...
Service Manual - Page 17
... counter value stored in the EEPROM
Switches: Function:
"Tear-off / Bin" and "Pause" while turning on the printer enables the following special functions:
1. Bi-D adjustment
Switches: Function:
"Pause" switch while turning on the printer. FX-1880/880 Service Manual Chapter 1 Product Description
1.2.2.2 Operations at Power-on Pressing the specified switch (switches) while turning on the...
Service Manual - Page 18
.... • Blinks when the Micro adjust function and the Font selection are enabled or the printhead is in the overheated condition.
2. FX-1880/880 Service Manual Chapter 1 Product Description
1.2.3 Indicators ( LEDs )
This printer has the following indicators to indicate its current condition, as bin selection
Blinks
Pause
On On On On Blinks Blinks...
Service Manual - Page 19
...ttin g v a lu e . T u r n th e p r in g to th e P a u s e a n d P a p e r O u t L E D s , p u s h L o a d /E je c t s w itc h
to s a v e th e s e ttin g s .
FX-1880/880 Service Manual Chapter 1 Product Description
1.2.5 Default Setting Mode 1
You can change some parameters that the printer refers to at printer initialization.
1.2.5.1 Setting Method Refer to the following table:
Table 1-12.
Service Manual - Page 21
Cleared Items and Values on the printer turns the default settings into the factory settings to perform panel operation easily. Off Off Off On On ESC/P Off On Off
0 2 or 3 sec.
3 sec. BUSY timing data
4.2 mm 0
22 inch 22 inch Standard
Rev.B
1-12 FX-1880/880 Service Manual Chapter 1 Product Description
1.2.7 EEPROM Clear Function
You...
Service Manual - Page 24
...G a te a rra y E 05B 50
CN3 P r in g F E T
T ra n s fo rm e r
R e g u la to - 2.1 MAIN COMPONENTS
FX-1180/FX-880 Service Manual Chapter 2 Operating Principles
This printer is divided into several main components for FX-1180/FX-880 Upper case, Lower case, Rear sheet guide, Knob, Printer cover
2.1.1 C229MAIN Board
The C229MAIN board consists of Transformer, Switching FET, Regulator IC...
Service Manual - Page 25
... to the tractor unit via the release mechanism in the release mechanism switches torque from the CR motor via the timing belt. 2.2 PRINTER MECHANISM
FX-1180/FX-880 Service Manual Chapter 2 Operating Principles
This printer mechanism consists of Printhead, Paper feed mechanism, Carriage movement mechanism, Tractor feed mechanism, Platen gap adjustment mechanism, Ribbon feed mechanism, PF...
Service Manual - Page 26
B
2-3 Printer Mechanis Outline
C R M o to r
T im in g B e lt
Figure 2-3. T ra c to r
R e a r P E D E te c to r F ro n t P E d e te c to r
P a r a lle lis m B u s h in g
FX-1180/FX-880 Service Manual Chapter 2 Operating Principles
R e le a s e L e v e r
R e le a s e D e te c to r
P la te n R o lle r
P r in th e a d C R G u id e S h a ft
P F M o to r P a r a lle lis m B u s h in g
C a r r...
Service Manual - Page 27
... the line filter circuit, ZC-RCC (Zero-Cross Ringing Choke Converter) switching circuit and 5V chopper regulator IC. O v e r C u r r e n t p r o te c tio n - B
2-4 2.3 CIRCUIT OPERATION
FX-1180/FX-880 Service Manual Chapter 2 Operating Principles
2.3.1 C229PSB/PSE/PSH Power Supply Circuit
This printer can be powered by the regulator IC. The function of the following table:
Table 2-1.
Service Manual - Page 28
... circuit board of this printer. Function of CPU & Gate array 2/4M bit EPROM/ Mask ROM
- Main controller - Parallel I /F control - CR Motor Control
Gate array : System Controller - Control program containing CR Motor driver PF Motor driver Power-off signal sensing
P r in the table below:
Table 2-3. Printhead Control - FX-1180/FX-880 Service Manual Chapter 2 Operating Principles...
Service Manual - Page 31
...1, 2, 3 and 4
Test Method (Set Meter to Ohms. Disconnect Motor from Main Board and check it
with Printer Power off.) Place one lead on pin 1 (pin2) and the other lead on each of the troubleshooting process...troubleshooting. 3.1 OVERVIEW
FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
The printer may exhibit different symptoms for the same problem, which makes troubleshooting ...
Service Manual - Page 32
... solenoid (dot wire) ...Test Method (Set Meter to Ohms. Disconnect Motor
from Main Board and check it with Printer Power off .)
Check the following: − From the base to the collector −... Q10 ,Q11,Q12, Q13, Q14, Q15, Q16, Q17, Q18, Q19, Q20
Table 3-3. FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
Part Printhead
Table 3-2. Specifications
8.19 ± 0.8Ω (at 25°C)
...
Service Manual - Page 33
... between open and short. (HIGH: PG -1 ~ 3.) Approx. 14KΩ (at 17°C)
3.1.2 Error
As this printer checks its condition by itself at power-on, when it finds any trouble, it indicates it back on. FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
Detector Connector Number
HP Detector (CN4)
Front PE Detector (CN6)
Release Lever Detector...
Service Manual - Page 34
...3-6. Abnormal carriage operation at all. • Faulty printing some dots are not printing.
See Page 3-5 3-6
3-7
3-8 3-9 3-10
The ...data is faulty during self-test, but feeds paper incorrectly.
The printer prints but carriage operation is on . 3.2 UNIT LEVEL TROUBLESHOOTING
FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
You may be able to operate when power is...
Service Manual - Page 35
...
NO
normal?
START
FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
Is... AC input
NO
voltage normal?
120V version: 85 - 138V
230V version: 187 - 276V
Universal Version: 85 - 276V
YES
Use the correct AC input voltage. NO
Measure the +35V line at pin 3 or 4 of CN2 on
C229PSB/PSE/PSH. Are the fuses F1 on again?
Printer...
Service Manual - Page 36
...YES
Dose the carriage move
NO
to the home position? YES
END
See the troubleshooting for Printer Mechanism. Flowchart (2)
Rev.
Abnormal carriage operation at power on.
FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
START
Are all connectors connecting the
NO
C229MAIN board and printer
mechanism? 2. NO Is the fault solved? B
3-6
END
Reinsert the connectors correctly.
Service Manual - Page 45
... 24, and motor driving signals at pin 3, 6, 18 and 21 of Q5
Data from Q11 to Q25 is defective. FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
Symptom Paper is not executed or a particular dot doesn't print. Checkpoint Check for the proper printhead driving signal at all.
Q11
Replace the C229MAIN board. Any transistor from...
Service Manual - Page 47
... , if necessary). Replace the ribbon feed mechanism.
FX-1180/FX-880 Service Manual Chapter 3 Troubleshooting
Table 3-13. A particular dot is The printhead is defective. resistance.
The platen ...is not executed.
Adjust the platen gap. Remove the foreign matter.
Repairing the Printer Mechanism (continued)
Symptom
Cause
Checkpoint
w Problem: Self test printing is abnormal. ...
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