All rights reserved. Reproduction of any part of this manual in any form whatsoever without
SEIKO EPSON’s express written permission is forbidden.
The contents of this manual are subjects to change without notice.
All efforts have been made to ensure the accuracy of the contents of this manual. However, should
any errors be detected, SEIKO EPSON would greatly appreciate being informed of them.
The above notwithstanding SEIKO EPSON can assume no responsibility for any errors in this
manual or the consequence thereof.
Epson and Epson ESC/P are registered trademark of Seiko
General Notice: Other product names used herein are for identication purposes only and maybe
trademarks of their respective campanies.
Epson corporation.
@Copyright 1994 by SEIKO EPSON CORPORATION Nagano, Japan
-i-
PRECAUTIONS
Precautiomry notations throughout the text are categorized relative to 1) personal injury and 2)
damage to equipment.
DANGER
WARNING Signals a precaution which, if ignored, could result in damage to equipment.
The precautionary measures itemized below should always be observed when performing repair/
maintenance procedures.
Signals a precaution which, if ignored, could result in serious or fatal personal injury.
Great caution should be exercised in performing procedures preceded by DANGER
Headings.
DANGER
ALWAYS DISCONNECT THE PRODUCT FROM BOTH THE POWER SOURCE AND
1.
PERIPHERAL DEVICES PERFORMING ANY MAINTENANCE OR REPAIR PROCEDURE.
2. NO WORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR WITH
BASIC SAFETY MEASURES AS DICTATED FOR ALL ELECTRONICS TECHNICIANS IN
THEIR LINE OF WORK.
3. WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL, DO NOT
CONNECT THE UNIT TO A POWER SOURCE UNTIL
THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN
WORKING ON POWER SUPPLY AND
011-IER
ELECTRONIC COMPONENTS.
INSI’RUCTED
TO DO SO. WHEN
F--
4
WARNING
1. REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON
CERTIFIED REPAIR TECHNICIAN.
2. MAKE CERTAIN THAT THE SOURCE VOLTAGE IS THE SAME AS THE RATED
AGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT
HAS A PRIMARY AC RATING DIFFEREM FROM AVAILABLE POWER SOURCE, DO
NOT CONNECT IT TO THE POWER SOURCE.
3. ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM
THE POWER SOURCE BEFORE REMOVING OR REPLACING PRINTED CIRCUIT
BOARDS AND/OR INDIVIDUAL CHIPS.
4. IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY, USE
STATIC DISCHARGE EQUIPMENT, SUCH AS ANTI-STATIC WRIST STRAPS, WHEN
ACCESSING INTERNAL COMPONENTS.
5. REPLACE MALFUNCTIONING COMPONENTS ONLY WITH THOSE COMPONENTS
BY THE MANUFACTURE; INTRODUCTION OF SECOND-SOURCE
NONAPPRO”VED
APPLICABLE: EPSON WARRANTY.
COMPONENTS MAY DAMAGE THE
PRODUCI’
ICS
AND VOID ANY
VOLT-
OR OTHER
,,. ,
. .
- ii -
SAFETY INFORMATION
This printer is a page printer which operates by means of a laser. There is no possibility of danger from
the laser, provided the printer is operated according to the instructions in this manual provided.
Since radiation emitted by the laser is completely confined within protective housings, the laser beam
camot escape from the machine during any phase of user operation.
For United States Users;
[Laser Safety]
This printer is certified as a Class 1 Laser product under the U.S. Department of Health
and Human Services
tion Control for Health and Safety Act of 1968. This means that the printer does not
produce hazardous laser radiation.
(DHHS)
Radiation Performance Standard according to the Radia-
[CDRH
The Center for Devices and Radiological Health
Administration implemented regulations for laser products on August 2,1976. Compliance is mandatory for products marketed in the United States. The label shown below
indicates compliance with the
marketed in the United States.
[Internal Laser Radiation]
Maximum Radiation Power:
Wave Length:
This is a Class
unit is NOT A FIELD SERVICE ITEM. Therefore, the print head unit should not be
opened under any circumstances.
For Other Countries Users;
Regulations]
WARNING: Use of controls, adjustments or performance of procedures other
than those specified in this manual may result in hazardous radiation exposure,
WARNING: Use of controls, adjustments or performance of procedures other
than those specified in this manual may result in hazardous radiation exposure,
(CDRH)
CDRH
regulations and must reattached to laser products
5.7x
104(W)
780 nm
IIIb
Laser Diode Assay that has an invisible laser beam. The print head
of the U.S. Food and Drug
,,-
For Denmark Users;
This is a semiconductor laser.
10-4
W and the wavelen
ADVARSEL
Usynlig laserstr~ling
Undgii uds~ttelse
Klasse 1 laser produkt der opfy
ved
for
strWng.
The
gth
is 780 nm.
~bning, niir
lder
.,,
-111-
maximum power of the laser diode is 5.7
sikkerhedsafbrydere er ude af funktion.
IEC825 sikkerheds
kravene.
~
1
VAROITLJS
Laitteen Iciiyttiminen muulla
saattaa altistaa ldiyttiijiin turvallisuusluokan
Iasersiiteiylle.
VARNING
Orn
apparaten anviinds pi%
kan anvtidaren
for laser
klass
utstittas fdr osynlig
1.
kuin
annat
tiissd Idiytt50hjeessa mainitulla tavalla
siitt ti
i
denna bruksanvisning
laserstrihin~ som
1
ylittiiv~lle niikyrniitt&r@le
sp-ificerats,
6verskrider grhser
For Norway
lhwa;
ADVARSEL
Dersom
ins kan brukeren
for laser
Dette er en
apparatet brukes p~
klasse
halvleder
utsettes
1.
for
laser.
annen
rniite
enn
spesifisert
unsyrrlig laserstriiling
Maksi@
effeckt
til Iaserdiode
i
denne bruksanvisn-
som overskrider
er 5.7 x
,balgekngde er 7S0 nm.
Laaer
Safety Labels
[Label on rear printer case]
A laser safety labels is attached on the outside of the printer shown below.
For United State
f
This laser product conferms to the
applicable requirement of 21 CFR
Chapter 1, subchapter J.
SEIKO EPSON CORP.
Hirooka Office
80 Hirooka,
JAPAN
MANUFACTURED:
Shiojiri-shi, Nagano-ken,
grenser
10+
W
og
\
J
-iv-
For Europe
/
LASER
KLASSE
1 NACH
CLASS 1 LASER PRODUCT TO
KLASSE
1 LASER
w
.
IEC
825
IEC
825
PRODUKT I.H.T. IEC
825
\
[Label inside printer]
The following laser safety label will be attached inside the printer as shown below.
For Denmark, Finland, Sweden, and
Nomvay
-v-
PREFACE
This manual describes functions, theory of electrical and mechanical operations, maintenance, and repair
of
EPL-5600 /ActionLaser 1600.
The instructions and procedures included herein are intended for the experience repair technician, and
attention should be given to the precautions on the preceding page. The chapters are organized as
follows:
CHAPTER 1. GENERAL DESCRIPTION
Provides a general product overview, lists specifications and illustrates the main components of the printer.
CHAPTER 2. OPERATING PRINCIPLES
Describes
rhe
theory
of printer operation.
,..
L“:”:
CHAPTER 3. DISASSEMBLY AND ASSEMBLY
Includes a step-by-step guide for product disassembly and assembly.
CHAPTER 4. ADJUSTMENTS
Includes a step-by-step guide for adjustment.
CHAPTER 5. TROUBLESHOOTING
Provides Epson-approved techniques for adjustment.
CHAPTER 6. MAINTENANCE
Describes preventive maintenance techniques and lists lubricants and adhesives required to service the equipment.
APPENDIX
Describes connector pin assignments circuit
diagmrm
circuit board component layout and exploded diagram.
The contents of this manual are subject to change without notice.
The Epson
semi-conductor laser with
feature high-speed, high-resolution printing. Maintenance is very easy as a result of various
built-in diagnostic functions. The main features are:
Resolution — 600/300
Light weight — about 10 kg (22 lb.)
Small footprint
Easy maintenance
HP@ LaserJet@
45 built-in scalable fonts (35
~/p 2’” emulation
High-performance controller (the controller’s CPU is a 17.6 MHz
Bi Resolution Improvement Technology
jagged edges from images and characters on 600
Optional
EPSON Miao Gray Technology
Level 2 mode, refines gray scale printing to be comparable to printing on a
Small and low-cost optional LocalTalk
2 MB standard RAM and up to 64 MB RAM
Bidirectional parallel interface
High-speed serial communication rate of 57.6K bps
High-speed parallel communication rate of approximately 400
A multi-user, multi-emulation mode
IES
mode
SPL (Shared Printer Language) enables switching of the printer mode by command
@ EpL.5600 and
No
ozone
Printing speed — 6 ppm (pages per minute)
4 emulation mode
EPSONScript
(Intelligent Emulation Switch) allows switching between
the
ActionLaser
electro-photographic
dpi
(dots per inch)
Intellifonts
Level 2 (Postscript” compatible) module
TM 1600 are non-impa~
technology. These
and 10 TrueType fonts)
(BiRITech)
(EMGTech),
TM
interface module
wi’h
refines the print quality by eliminating
dpi
and 300
which is available when using
the addition of optional
page
printem
dpi
printing.
KB/second
EPSONScript
pMterS
are small and
SPARKlite (MB86930))
that
~rnbine
lighc
EPSONSaipt
1200-dpi
SIMMS
mode and another
printer
a
and
Figure 1-1 shows an exterior view of the
./
,,
Figure 1-1. Exterior View of the EPL-5600
EPL-5600
and
ActionLaser
and
ActionLaser
1600
1600.
Rev. A
1-1
General Description
EPL46W/ActionLaser
1600 Service Manual
Table l-l lists the optional units available for the
Table 1-1. Options for
Cat. No.
C83209*
—
~812302
C812301
C81
231*
SO51O16
C82326*
:;:::::’
EPSONScript
Local language ROM
250 sheet lower paper
cassette for
250 sheet lower paper
cassette for AL-1 600 (Letter)
Face-up tray
Imaging cartridge
LocalTalkT”
32 KB serial interface card
Description
Level 2 Module
EPL-5600
IIF
Module
(A4)
EPL-5600
EPL-5600
sUppOrtS
Level 2 mode (PostScript
Level
commands
Supports local language fonts
Lower paper cassette
Power consumption
Power consumption whileLess than 30 W
in standby mode(without optional interface card and font cartridge)
Description100 V Version
voltaae
lnPUtfWUen~YranW
I
(
100-120
90-132
Less than 500 W
VAC
VAC
I
50-60 tiz
47-63
200 V Version
220-240
198-264
tiz
Less than 600 W
VAC
VAC
1.2.3 Reliability Specifications
MPBF
(Mean Prints Between Failures): Over 25,000 sheets
MPBF
Note:
MTBF (Mean Time Between Failures): 3000 Power on hours
Jam rate:
Feed failure:
Multiple paper feeds:
Paper curl height:
Leading edge bending (1 cm or more): 1 out of 1,000 sheets
MTTR
(Mean Time To Repair):
Durability:
indicates average number of pages printed before occurrence of problem requiring
replacement or service.
(POH)
1 out of
1 out of
1 out of 5W sheets or less
30 mm (1.2 inches) or less
30 minutes or less
5 years or
2,0(XI
sheets or less (excluding multiple-sheet feeding)
2,tHXl
sheets or less (excluding multiple-sheet feeding)
180,01M(I
sheets
I
I
I
I
I
I
‘..
1.2.4 Environmental Conditions for Operating (Including Imaging Cartridge)
Temperature:
Humidity:
Altitude:
Levelness:Printer should be installed on a level plane.
Illuminance:
Surrounding space:
.
10 to 35° C (50 to 95° F)
15 to
85’340
RH
2500
m (8200 feet) or lower
3,000
Iux
or less (Must not be exposed to direct sunlight.)
Printer should have at least 100 mm of clearance on its
sides and rear.
1.2.5 Environmental Conditions for Storage and Transportation
(Excluding Imaging Cartridge)
Temperature:
Humidity:
Drop test:
Vibration:
Resistance to atmospheric pressure:
Storage term:
O to 35°
-20 to 55° C (-4 to 131°
(Extremes are allowable for up to 1/30 of
Temperature variation must be 10” C (18° F)/hour or less
30 to
10 to
(Extremes are allowable for up to 1/30 of full storage term)
Clear to
Vibration frequency5 to
Acceleration
Acceleration direction 3 direction
More than 613
24
C (32 to 95° F) over full storage term
F) under extreme conditions
85Y0
RH over
%O/. RH
JIS Z0200-1987
months
(following date of manufacture)
full
storage term
under extreme conditions
Level 1
1(XI
Hz and 100 to 5
IG
mb
full
storage term)
Hz
Rev.
A
14
General Description
1.2.6 Applicable Standards
Safety Standards
EPL4i600/ActionLaser 1600 Service Manual
120
VAC
220/240
model:
VAC
model:
UL 1950, CSA 22.2 N0.950 Deviation 3
EN 60950
SEMKO (IEC950), DEMKO (IEC950)
(IEC950),
NEMKO
(IEC950), SETI (IEC950),
Safety Regulations (Laser radiation)
120
VAC
220/240
model:
VAC
model:
(NCDRH)
VDE
0837 (Laser Class
(IEC825), DEMKO (IEC825)
Class
1
1)(IEC825), SETI (IEC825), SEMKO
FDA
EMI
120
VAC
220/240
model:
VAC
model:
FCC Part 15 Subpart B Class B
Vfg
243
(VDE
0878 Part
EN55022 class B
(CISPR Pub.22
3s0)
class B)
Others
Toner:
OPC:
Ozone:
Materials:
No effect on human health (OSHA-TSCA,
No
effect on human health
Less than 0.01 mrnp
other
UL478
(5th edition)
SWISS Environmental Law (No
(OSHA)
CdS
1.2.7 Specification for Consumable (Imaging Cartridge)
EINECS)
must be contained)
Life:
Note:
In
continuous printing mode with A4/letter paper at a 5% image ratio (black/white
ratio). The life varies, depending on the printing mode (continuous or intermittent)
and/or the image ratio.
6,000 pages
Environmental Conditions for Storage and
Temperature:
Humidity:
Drop test:
Vibration:
Resistance to atmospheric pressure:
Storage term:
O
to 30° C
–20 to 40° C (-4 to 104” F) under extreme conditions
(Extremes are allowable for up to 1/30 of full storage term)
Temperature variations must be 10° C (18° F)/hour or less.
30 to
857.
RH over full storage term
10 to
95y0
RH under extreme conditions
(Extremes are allowable for up to 1/30 of full storage term)
Height 76 cm (30.4 inches)
Same as printer
More than 740 mb
18 months (following date of manufacture)
1.2.8 Physical Specifications
Dimensions (Width x Depth x Height):
Printer:
With lower
With face-up tray:
With lower cassette and face-up tray:
cassette:
368 x 456 x 226 mm (14.5 x 18.0x 8.9 inches)
368 x 480 x 336 mm (14.5 x 18.9x 13.2 inches)
368 x 632 x 360 mm (14.5 x 24.9 x 14.2 inches)
368 x 657 x 430 mm (14.5 x 25.9 x 16.9 inches)
Transpotiation
(32 to 86° F) over full storage term
Weight:
With lower cassette:
With face-up tray:
With lower cassette and face-up tray: Approx. 12.9 Kg (28.6 lb.)
1-6
Approx. 10 Kg (22 lb.) (consumable, excluding all options)
Approx. 12.8 Kg (28.3 lb.)
Approx. 10.1 Kg (22.3 lb.)
Rev.
A
EPL4600
IActionLaser
16tM
Service Manual
1.2.9 Software Specifications
Built-in modes:
Note:
The EPSON
emulation. Table 1-6 shows the differences between EPSON
mode in the HP LaserJet 4 emulation. While in EPSON
enter
operator’s application software cannot send the
HP LaserJet 4 emulation
EPSON
FX (FX-670/1170,
ESC/P 2 (LQ-570/1070) mode
GL/2
GL/2
mode without sending the
GL/2
mode (LJ4-GL/2 mode and GL-like mode)
LX-1OO) emulation mode
mode is similar to the
(pCL@
ESC %#B
General ascription
Se)
GL/2
mode included in the HP LaserJet 4
GL/2
mode and the
GL/2
mode, the operator can
(Enter
ESC %#B cmnrnan
GL/2
mode) command. If the
d, then use this mode.
GL/2
Table 1-6. Differences between EPSON
GL/2
in the HP LaserJet 4 Emulation
EPSON GU2 Mode
GU2
and
GIJ2
for HP LaserJet 4
Emulation Mode
t
I
PCL
mode
Paper eject
,,-
‘.
.
.
Auto eject
Reduced printing
Switch to
PCL
(ESC %#A)
Reset
(ESC
E)
PJL. EJL. and ES
Advance Full Page
(PG,
AF)
Notes:
EPSON
GL-like
LJ4-CX2
GL/2
mode has two
mode.
mode emulates the
Does not exist
I
Supports
,
I
SelecType
I SelecType
Not
PG,
setting
setting
Sllppdt?d
AF
commands
Ejects paper and then initializes
&JDDOdEd
supported
operatioml
GL/2
modes. One is
mode in the HP LaserJet 4 emulation. The user can
I
Exists as the initial made
I
Supported in
I
Not available
I
Available in
PCL
PCL
supported
Ejects paper, switches to PCL,
ad
then
init@[iz~
sUDDOlkd
Not supported
LJ4-GL/2
mode; the other is
th
print with software that supports me HP 7600 series plotter.
The
GL-like
additional
(HP 7475A, etc.) commands. If the application software uses unsupported
721
Swiss 721
Swiss 721
Dutch 801
Dutch 801
Dutch 801
Dutch 801
Symbol Set
More WingBats
Courier
Courier
Courier
Courier
Letter Gothic
Letter Gothic
Letter Gothic
The EPL-5600 and ActionLaser 1600 are equipped with the following external interfaces:
■ Parallel interface
■
RS-232C/RS-422 interface
■
Optional LocalTalk interface
■
Optional Type B interface
1.3.1 Parallel Interface
The parallel interface has two modes as follows:
S
Compatibility mode (same as parallel interface of EPSON’s current page printer)
■ Reverse mode
1.3.1.1 Compatibility Mode of Parallel Interface
System:
Handshaking:
Connector type:
Applicable plug:
Transfer speed:
Signal timing:
Signal description:
DATA 1-8
STROBE
0.5
ps
BUSY
-..
ACKNLG
STROBE synchronization, 8-bit parallel data transfer
BUSY and ACKNLG signals
P90-25027-1 (Amphenol) receptacle
57-30360 (Amphenol or equivalent)
Approximately 400,000 bytes/second (max.)
See Figure 1-3.
See Table 1-8.
0.5
0.5
ps
ps
(minimum) (minimum)
~+—–+
I
,
L
\-
(maximum)
+
\
/
~ 0.5 US
/
k
0.5 or 5
(minimum)
(minimum)
0s
l.lS
(min.)
4
+-
VALID
1-1o
1
or 10
(typical)
ps
Figure 1-3. Compatibility Mode Signal Timing
,
Rev. A
EPL-561W/ActionLaser 16tW
Table 1-8. Parallel Interface Pin Assignment
Service Manual
General Description
< ‘-’
(’
““
,..
Pin No.
1
2-9
10
11
12
13
14
15
16
17
18
19-30
31
32
33
34
35
36
Signal NameVo
STROBE
DATA 1-8
IN
IN
ACKNLGOUT
BUSYOUT
PE
OUT
SLCTOUT
AUTO-FEED
NC
IN
.
GND
CHASSIS
NC
GND
.
GND
INIT
ERROR
GND
NC
5
+
s
LCT IN
IN
OUT
.
.
.
Description
STROBE
computer. The pulse width must be more than 0.5
is a strobe pulse used to read data from the host
psec.
Normally it is HIGH, and data is latched at the trailing edge of
this signal.
DATA 1 to 8 are
pa~llel data bits. When the signal is HIGH,
the data bit is 1, and when it is LOW, the data bit is O.
The most significant bit
must be maintained for 0.5
(MSB)
is DATA8. The signal state
psec.
on either side of the
STROBE signal active edge.
ACKNLG
is an acknowledge pulse with an approximate width
of 1 or 10 wee. This signal goes LOW when the data
reception
is
completed, which indicates that the printer can
accept new data. Timing with the BUSY signal is specified
through
SelecType.
The BUSY signal informs the host computer of the printer
state. When the signal is HIGH, the printer cannot accept
data.
The PE signal indicates paper empty for the standard tray
selected through
SelecType
or command, or for the optional
paper cassette. Paper empty is indicated by HIGH.
Use at reverse mode.
Not
USd.
Not
USed.
Logic ground level.
Connected to the printer chassis. The printer chassis
and the signal
GND
are connected to each other.
GND
Not connected.
Ground level for the twisted pair return signal.
The STROBE signal is ignored when this signal is LOW.
This level goes LOW when the printer is:
●
out of paper
. paper jam
. in error state
. off line
Same as for pins 19 to 30.
Not
USEd
Pulled up to
+5V
through 1.0 Kohm resistance.
Use the reverse mode.
. . ,
Rev. A
1-11
General Description
1.3.1.2 Reverse Mode
EPL-5600/ActionLaser
1600 Service
Manual
The reverse mode for
EPL-5600/ActionLaser
1600 supports the nibble mode of
IEEE-P1284.
This
printer can run in reverse mode, in which the printer can inform the computer of its status by EJL
and PJL commands.
System:
Connector type:
Applicable plug:
Signal description:
Nibble mode of
P90-25027-1 (Amphenol)
57-30360
(Amphenol
See Table 1-9.
IEEE-P1284
receptacle
or equivalent)
Table 1-9. Parallel Interface Pin Assignment
Pin No.
1
2-9
10
11
12
13
14
15
16
17
18
19-30
31
32
33
.34
35
36
Signal Name
STROBE
DATA 1-8
ACKNLG
BUSY
PE
SLCT
AUTO-FEED
NC
GND
CHASSIS
GND
NC
GND
INIT
ERROR
GND
NC
+5
SLCT
IN
I/o
HostClk:
IN
request values from the host computer during negotiation.
This signal is a strobe pulse used to read extension
The signals are data bits of extension request values during
negotiation. This printer supports following values:
IN
0000 0100: Request Device ID (by nibble mode sending)
0000 0000: Request nibble mode
OUT
OUTPtrBusy:
PtrClk:
Printer data sending clock.
Printer sending data bits 3 and 7 during data
transfer to host computer.
OUT
AckDataReq:
transfer to host computer.
OUT
Xflag:
Printer sending data bits~ and
host computer.
HostBusy: This signal informs the printer of the host computer
state. When the signal is HIGH, the host computer cannot
IN
accept data.
-
Not
US6?d.
.
Logic ground level.
Connected to the printer chassis. The printer chassis
-
and the signal
Not connected.
Ground level
nlnit:
IN
High level fixed
OUTnDataAvail:
transfer to host computer.
Same as for pins19 to 30.
.
Not
U%?d.
Pulled up to
1284Active: If this signal is set to HIGH, this printer active
IN
P1
284 (reverse mode).
Printer sending data bits 2 and 6 during data
GND
for
the twisted pair return signal.
Printer sending data bits O and 4 during data
+5V
through 1.0 Kohm resistance.
Description
Sduring
data transfer to
are connected to each other.
GND
1-12
Rev.
A
EPL-5600 /ActionLaaer
Figure 1-4 shows the parallel interface state switch diagram.
1600 Service
Manuai
Generai
Description
1
Forward
Data
Transfer
1O”s
Compatibility Mode
TROBE
Forward
ACK and
SLCT
BU~Y
Idle
Q
IN=HIGH
Failed
Negotiation
A
ERR=HIGH
No data sentSending data
I
ERR= LOW
R= LOW
ER
Sending data
AUTO
=
FEED LOW
Terminate
o-
SLCT
IN= LOW
Request to
send data
AUTO
FE ED= LOW
FRR=LOW
Figure 1-4. Parallel Interface State Switch Diagram
AUTO
FE
ED=HIGH
Rev.
A
1-13
General Description
EPL-5600/ActionLaser
Figure 1-5 shows the timing chart of negotiation.
1600
Sarvice
Manual
DATA
SEL-IN
STROBE
AUTO-FEED
ACKNLG
BUSY
PE
SLCT
ERROR
Note 1:
Note
2:
Note
3:
OOh or 04 h
Peripheral Busy Status
~
Current Peripheral $tatus /
—.
\
\
~
Current Peripheral Status /
—
A,A
Compatibility
Negotiation
\
Figure 1-5. Timing Chart of Negotiation
The signal is set to HIGH when not sending data.
The signal is set to LOW when sending data.
The signal is set to HIGH, if extension request value was
HB DA: Host Busy Data Available
HB DNA: Host Busy Data Not Available
04h.
x-,
; Notel ;
I
Note 2
;
Notel 1
u
:
HB DA or : Idle or
DNATransfer
HB
(Note 3)
i
h,A
—
Figure 1-6 shows the timing chart of data transfer.
DATA
SEL-IN
STROBE
AUTO-FEED
ACKNLG
BUSY
PE
SLCT
ERROR
Peripheral Busy
——————
HB DA
‘“L-J
Status X
M
Bit 3Bit 7
Bit 2Bit 6
Bit 1
Bit O
/
Figure 1-6. Timing Chart of Data Transfer
\/
Bit 5
Bit 4
—
Negotiation
\
2
X
Peripheral
Njte
Note
Y Note
HB DA or
HB DNA
(Note 3)
1
2
1
$
~Busy
;
!
;
—
Status
Note 1:
Note
2:
Note
3:
1-14
The signal is set to HIGH when not sending data.
The signal is set to LOW when sending data.
The signal is set to HIGH, if extension request value was
04h.
HB DA: Host Busy Data Available
HB DNA: Host Busy Data Not Available
Rev.
A
EPL-5600
/ActionLaaar 1600 Service Manual
Figure 1-7 shows the timing chart of termination.
DATA
SEL-IN
STROBE
Ganaralihactipthn
,/
,., -,
. . . . . .
AUTO-FEED
ACKN
LG
BUSY
PE
SLCT
ERROR
1
Note 1:
The signal is HIGH when
Note 3
~—~
Peripheral Busy St~lus /\ Peripheral Busy Status
.
Note 1
;
;
Current Peripheral Status
Note 2
Note 1
HB DNA, Idle,
I
/
H
:
Termination
\
I
Current Peripheral Status
b-
Compatibility
or HB DA
Figure 1-7.
Timing
FIB
DNA.
Chart of Termination
The signal is LOW when HB DA.
Note
Note 3:
The signal is set to HIGH, if extension request value was
2:
Idle = LOW
04h.
Figure 1-8 shows the timing chart of interrupt.
DATA
SEL-IN
STROBE
AUTO-FEED
ACKNLG
BUSY
—
.—
~
Peripheral Busy Status
PE
SLCT
ERROR
Note 1
Reverse Idle
;
\
;
Interrupt
!
HB DA
‘
Transfer
Note 1:
Rev.
A
Figure 1-8. Timing Chart of Interrupt
The signal is set to HIGH, if extension request value was
04h.
1-15
General Description
1.3.2 Serial Interface
Type:RS-232C/R%122
Transfer system:
Synchronization:
Protocol:
Transfer speed:
Error:
Signal description:See Table 1-10.
Full duplex
Asynchronous start-stop system
Start-bit:
Stop-bit:
Data length:
Parity:
X-ON/X-OFF (can be combined with
DTR
control (can be combined with X-ON/X-OFF)
300,600,1200,2400,4800, 9600,19200,
Overrun error:
Parity error:
Framing error:
Breaking character: Ignored
Table 1-10. Serial Interface Pin Assignments
EPL-6600/ActionLaser 1600 Service Manual
1 bit
1 or
2
bits
7 bits or 8 bits
Odd, even, or none
DTR
control)
384KI,
or 57600 bps
P
recessed as missing data and replaced by “*”
Replaced by “*”
Replaced by “*”
Pin No.
1
2
3
4RTS
5
6
7
8
9
10
I 1 to 17
18
19
20DTR
21-25
Signal Name
CHASSIS-GND
TXD
RXD (RXD+)
CTS
DSR
SIGNAL-GND
DCD
(SD+)
(SD-)
NC
(RD-)
NC
NC
Vo
-
~“T
IN
OUT
IN
IN
-
IN
OUT
OUT
IN
OUT
Description
Connected to the printer chassis. The printer chassis
and the signal
Serial ASCII data output by the printer. It maintains
state
(LOW level) between transmitted character codes.
Logic O is at HIGH level (“SPACE”) and logic 1 is at LOW
level (“MARK’).
Serial ASCII data input to the printer. It maintains “MARK”
state (LOW level) between received character codes.
Transmission request signal output from the printer. It is
always at HIGH level during power ON.
Always ignored.
Signal input to the printer.
The printer can transmit data through
HIGH level. X-ON/X-OFF, however, can be transmitted
regardless of
SelecType
Ground.
Always ignored.
See note 4.
See note 4.
No connect.
See note 4.
No connect.
Signal output by printer. When the
RXD
signal can be received by the printer. The
settings do not specify
while the printer power is on. When
for
DTR
conditions.
The data
128 characters after
No connect.
GND
are connected to each other.
DSR
state. It can always be ignored by setting
(factory setting).
DTR
control,
(RXD)
DTR
goes LOW in case of any error
from host computer must be stopped within
DTR
TXD
while
DTR
signals HIGH, the
control, the signal level is HIGH
SelecType
goes LOW.
setting is used
GND
“MARK”
DSR is at
SelecType
1-16
Rev. A
EPL-S600
/ActionLasef 1600
Sewice
Manual
General
Lhwetiption
Note 1: ( )
Note
Note
Note 4: SD+, SD-:
indicates an
“CT’S’,
2:
3:
Although the signals RTS, Cl%,
for
Serial ASCII
HIGH level; when SD+ voltage is higher than SD-voltage.
LOW level; when SD+ voltage is less than SD- voltage.
Logic O is “SPACE” and logic 1 is “MARK” state must be maintained between
transmitted character codes.
RD+, RD-:
Serial ASCII data input from the computer.
HIGH level; when
LOW level; when
Logic O is “SPACE” and logic 1 is “MARK” state must be maintained between
transmitted character codes.
“DSR”,
RS-422
R%122
signal, which is
and
“DTR”
states can be selected through
DSR, Dl%
mode if selected through
data output from the printer.
RD+
voltage is higher than
RD+
voltage is less than
SPlecType.
SelecType.
and DCDare
RD-
voltage.
RD-
voltage.
SelecType.
RS-232C
level, they can be used
Handshaking
When the vacant area for data in the input buffer drops to 256 bytes, the printer outputs an X-OFF
code or sets the
Once the vacant area for data in the buffer recovers to 512 bytes, the printer outputs an X-ON code
or sets the
DTR signal level
DTR
flag to HIGH, indicating that the printer is again ready to receive data.
to LOW, indicating that the printer cannot receive more data.
Protocol
There are two types of protocols, as listed below, and each of them can be designated by
independently.
9 DTR/DSR
SelecType
the printer is ready to receive data, and to LOW when conditions indicate an error or that the
receiving buffer is full.
When the error is cleared and the printer returns to on-line mode,
When
TXD only when
setting for
9
X-ON/X-OFF
SelecType
indicates an error, and the printer warns the host to stop data transmission within 128 characters.
No further X-OFF codes are sent in response to additional data received from the host after the
X-OFF code has been sent once. The X-ON
error are cleared.
When the remaining capacity of the receive buffer reaches 256 characters, X-OFF
once. It is sent only once, even if there are multiple errors. The printer goes on line automatically at
power on, and outputs an X-ON code. Transmission of X~N/X-OFF codes can be defined by
SelecType.
protocol
is used to execute the
SelecType
is used to set the
DSR
is at the HIGH level (DSR is always considered HIGH when the
DSR
is OFF). X-ON/X~FF transmission is independent of the
(DC1/DC3)
is used to execute the
DTR/DSR
DTR
control OFF,
protocol
X-ON/X-Ow
control protocol.
DTR
is always set HIGH. The printer transmits
protocol. The X-OFF
(DCl)
code is output after all conditions given in the
l%e DTR
signal is set to HIGH when
the
signal returns to HIGH.
DSR
state.
(DC3)
code is output if status
(DC3)
SelecType
SelecType
is output
Rev.
A
1-17
General Description
EPL4600/ActionLaser
1.3.3 Optional LocalTalk Interface
This printer can use the optional LocalTalk interface module.
1600 Service Manual
Type:
Signal level:
Protocol:
Transfer speed:
Signal description:
Table 1-11. LocalTalk Interface Pin Assignments
Pin No.
1
2
3
4
5
6
7
8
Signal Name
DTR
CTS
TXD-
GND
RXD-
TXD+
NC
RXD+
LocalTalk
Same as 179422 signal level
X-ON/X-OFF
DTR
control (cannot be combined with X~N/X43FF)
230.4 K bps
See Table 1-11.
I/o
~uT
OUT
OUT
(cann
ot be combined with
Signal output by the printer. When the
RXD
signal can be received by the printer.
The printer transmits the data through
IN
HIGH.
Serial ASCII data output from the printer.
HIGH level; when SD+ voltage is higher than SD- voltage.
LOW
level; when SD+ voltage is less than SD- voltage.
Logic O is “SPACE” and logic 1 is “MARK” state must be
maintained between transmitted character codes.
Ground.
Serial ASCII data input from computer.
HIGH level; when
IN
LOW
level; when
Logic O is “SPACE” and logic 1 is “MARK” state must be
maintained between transmitted character codes.
IN
Refer to
No connect.
Refer to
TXD-.
RXD-.
RD+
RD+
DTR
Description
voltage is higher than
voltage is less than
control)
DTR
signals HIGH, the
TXD
while
RD-
voltage.
RD-
voltage.
CTS
is
1-18
Rev. A
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