Instruction/ maintenance manual of the product AP-4000 Epson
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EPSON AMERICA, INC. EPSON Product Support Bulletin Subject: 24 Pin Printer Error and Beep Codes Date: 4/3/91 PSB No: P-0076 Page(s): 1 of 4 Originator JV Epson printers issue beep tones when certain error conditions exist. Those beeps can assist you in locating and repairing customer’s printers.
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 beeps: Paper End detected 5 beeps: Abnormal carriage movement (.5 sec. pause between beeps) 5 beeps: LQ-860 +35V supply is abnormal 1 beep: BEL code (.
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.
PSB No: P-0076 Page: 4 of 4 LQ-2550 cont. 03 10 11 12 20 A ‘Verify After Write” check to the SRAM has failed. The SRAM could be bad. This is a motor control error. Four possible areas of failure are: a. CR home condition not detected at power up b.
An important point after buying a device Epson AP-4000 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Epson AP-4000 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Epson AP-4000 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Epson AP-4000 you will learn all the available features of the product, as well as information on its operation. The information that you get Epson AP-4000 will certainly help you make a decision on the purchase.
If you already are a holder of Epson AP-4000, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Epson AP-4000.
However, one of the most important roles played by the user manual is to help in solving problems with Epson AP-4000. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Epson AP-4000 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
