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EPSON AMERICA, INC.
EPSON
Product Support Bulletin
Subject: 24 Pin Printer Error and Beep Codes
PSB No: P-0076
Date:
Originator JV
Epson printers issue beep tones when certain error conditions exist. Those beeps
can assist you in locating and repairing customer’s printers. The following error
codes are listed by product name.
NOTE: Most of the beeps issued by the printers are of .1 second duration with a .1
second pause between beeps. Where the beeps or the pauses are longer,
it has been noted
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PSB No: P-0076 Page: 2 of 4 LQ-800, LQ-1000, L750 1 beep: BEL code 1 beep: A Control Panel setting is accepted 3 Paper End detected 5 Abnormal carriage movement (.5 sec. pause between beeps) 5 +35V supply is abnormal LQ-860 BEL code (.5 sec. beep) A Control Panel setting is accepted 3 Paper End detected 5 Color select mechanism error (.5 sec. beep, .5 sec between beeps) 5 Abnormal carriage movement (.5 sec. beep, .5 sec between beeps) 5 CG ROM failure (.5 sec. beep, .5 sec between beeps) LQ-150
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PSB No: P-0076 Page: 3 of 4 LQ-2500 NOTE: Printers with LCD displays use error messages along with beeps to inform the user of problems. The following messages will help you to troubleshoot problems. A blank LCD screen with the Power-on LED lit can be caused by a bent pin on one of the PROM S or jumper J1 may be set incorrectly. 1 beep: BEL code Abnormal voltage- 5 beeps: 5 beeps: Abnormal carriage movement (.5 sec. pause between beeps) 00 Invalid ID request to CGROM EEROM read/write error 03 10
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PSB No: P-0076 Page: 4 of 4 LQ-2550 cont. 03 10 This is a motor control error. Four possible areas of failure are: a. CR home condition not detected at power up b. Platen gap motor HP not detected correctly c. Friction/Tractor feed switching error 11 Skewed paper detect error. Since the initial reading upon loading a single sheet paper, the paper has skewed. This is a printhead wire protection 12 Illegal paper positioning. (1) If the paper is loaded using the knob instead of the LOAD/EJECT switc
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Product Support Bulletin Power Specifications Date: 2/7/90 PSB No: P-0060 Originator: RFB Page: 1 of 2 The following information is a list of the power requirements for the Epson 9 and 24 pin printers and laser printers. VA maximum 504 Subject:
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PSB No: P-0060 Page: 2 of 2 Max. Current Product 1 Voltage 1 Consumption 1 Power Consumption 1 BTU/HR 286.69 LX810 12ov .7 Amp 84 VA maximum 1 I T750 120v 1.0 Amp 120 VA maximum 409.56 TlOOO 120v .7 Amp 84 VA maximum 286.69 If the power requirements of a particular Epson printer is not listed please refer to the appropriate User's Manual for the electrical specifications. In the event that the User's Manual is not available, locate the silver label on the back of the Epson printer. This is a rel
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EPSON EPSON AMERICA, INC. INFORMA Product Support Bulletin Tractor Pin Alignment PSB No: P - Date: 5/15/89 bd Originator: RP Page: 1 of 1 The purpose of this bulletin is to insure the proper installation and alignment of There are two possible ways to install the tractor frame on the push tractor assembly. If the frame is installed incorrectly, the tractor belt pins on the two tractors will not be aligned, and the resulting printout appears to be slanted on the page, or the perforated edge will
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PRODUCT SUPPORT BULLETIN PSB NO.: P-0035 DATE: 11/29/88 PAGE: 1 of 3 SUBJECT: LQ-850/950/1050 PRINTER QUESTIONS How do I get the short tear off feature to work? Q: A: The first step is to turn the dip switch 2-7 to the "ON" position. Then there are two ways to activate the short tear off. The first way is to send a form feed at the end of each page. The second way is to send 66 lines of data to the printer. In both instances data transmission must stop for a minimum of 3 seconds before the featu
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NUMBER: P-0035 PAGE: 2 of 3 What fonts are built into the LQ-850/950/1050? Q: A: Draft Roman(10cpi, 12cpi, 15cpi) Roman Proportional Sans Serif(10cpi, 12cpi, 15cpi) Sans Serif Proportional Are there any optional fonts available? Q: A: Courier(10cpi, 12cpi, 15cpi) : Font Module #7400A Font Module #7401A Prestige(10cpi, 12cpi, 15cpi) : Font Module #7402A Script(10cpi, 12cpi, 15cpi) : OCRB(10cpi) Font Module #7403A : Orator(10cpi) : Only Available with #7407 Only Available with #7407 Orator-S(10cpi
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PAGE: 3 of 3 NUMBER: P-0035 What if I want to install an optional serial interface Q: board? A: Install the optional interface as detailed in the User's Manual. Then set the dip switches on the printer to the parallel position and then set the dip switches on the optional interface board to enable it. Which optional serial interface boards will work? Q: A: The two current serial interface boards that work are the 8143 and the 8148. Q: If I want to use the built-in serial interface on the printer
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EPSON EPSON AMERICA, INC. SERVICE PRODUCT SUPPORT BULLETIN PSB NO.: P-0028 DATE: PAGE: 1 of 1 8/1/88 SUBJECT: PDOS FOR THE LQ-850/950/1050 PRINTERS The following contains information on using the LQ-850/ 1050 PDOS diagnostics (#B765108801 for MS-DOS compatible, #B765108901 for QX-16 computers) to troubleshoot the LQ- 850/950/1050 series printers, USING PDOS: To use PDOS on the LQ-850/950/1050 printers, a serial connection must be made to the host computer using a suitable cable (Epson part no. 8
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EPSON EPSON AMERICA, INC. SERVICE PRODUCT SUPPORT BULLETIN PSB NO.: P-0020 PAGE: 1 of 2 DATE: 5/6/88 SUBJECT: LQ-850/1050 PAPER THICKNESS LEVER Reports from the field and from various repair locations show that a large percentage of print head failures could be caused by an incorrect paper thickness setting. The following table shows general guide lines for selecting the correct lever position to match your paper usage. LEVER POSITION PAPER TYPE Single Sheet or Continuous Thin paper 2 Er 1 Multi
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PAGE: 2 of 2 NUMBER: PO020 FIGURE 1.1 Location of paper thickness lever and settings in the LQ-850/ LQ 1050 printers. FIGURE 1.2 New label to be included in LQ-850/1050 printers produced beginning in April 1988.
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EPSON EPSON AMERICA, INC. INFORMATION Product Support Bulletin Subject: Epson Dot - Matrix Printer Options and Accessories Date: 8/1/89 PSB No: P-0017B Page: 1 of 2 Originator: RFA 9 - PIN DOT MATRIX OPTIONS LX-810 DFX-5000 FX-850 FX-1050 TRACTOR UNITS PULL TRACTOR 7311 -A 7312-A 8309-A CUT SHEET FEEDERS SINGLE BIN 7340-A 7339-A N/A DOUBLE BIN 7348-A 7348-A N/A N/A 8750 8750 INTERFACE BOARDS SERIAL - OK BUFFER 8143 SERIAL - 8K BUFFER 8148 PARALLEL - 32K BUFFER 8172 IEEE 488 - 8K BUFFER 8165 8165
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PSB No: P-0017B Page: 2 of 2 24 - PIN MATRIX OPTIONS LQ-1050 LQ-2550 LQ-510 LQ-850 LQ-950 TRACTOR UNITS 7312-A 7314-A PULL TRACTOR 7311-A 7313-A CUT SHEET FEEDERS 7340-A SINGLE BIN 7339-A 7345-A N/A 7346-A 7347-A 7348-A 7343-A N/A 7754 N/A N/A N/A 7769 INTERFACE BOARDS SERIAL - 0K BUFFER 8143 - 8K BUFFER 8148 8148 PARALLEL - 32K BUFFER 8172 IEEE 488 - 8K BUFFER 8165 8165 CABLES C1-9E-A STANDARD IBM PARALLEL C1-9E-A C1-9E-A C1-9E-A SERIAL DB-25 TO DB-9 z:; SERIAL DB-25 TO DB-25 SERIAL DIN-6 TO DB
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EPSON AMERICA, INC. Product Support Bulletin Subject: Quick Reference for Printer Acoustic Noise Levels PSB No: Date: 6/5/91 Page(s): 1 of 2 Originator: SLS Sound intensity is measured in units called Bels (named after Alexander Graham Bell,) or more commonly in tenths of this fundamental unit: decibels. In making noise measurements a weighting network is applied in an attempt to match the frequency response of the instrument to that of the human ear. The most common is the A weighting network,
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PSB No: P-0016D Page: 2 of 2 MODEL NOISE LEVEL LQ-860 55 dB(A) 55 dB(A) 55 dB(A) LASER PRINTERS LQ-2550 LQ-1050
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EPSON EPSON AMERICA. INC. SERVICE P S B Date: 3/1/88 Subject: Epson Printer/Ribbon Compatibility Number: P-0013A PURPOSE: This list will assist in of Epson the correct matching ribbons to printers. The numbers listed below are the Epson part This list supercedes numbers and can be used to order ribbons. PSB-013. EAI # OEM # USAGE 7751 ALL DX N/A 7753 LQ-500, LQ-800, LQ-850 N/A 7754 LQ-1000, LQ-1050 N/A 7756 LQ-2500 ( BLACK ) N/A 7757 LQ-2500 (COLOR) N/A 8750 ERC-04 ALL 80-COLUMN MX, RX, FX, FX-8
