ML 691 - Dot Matrix Printer OKI - Free user manual and instructions

Brand	OKI
Model	ML 691
Product type	Dot matrix printer (impact)
Print technology	Needles (9 needles)
Print speed (draft mode)	Up to 480 cps
Maximum resolution	360 × 360 dpi
Supported paper formats	Continuous paper, cut sheets, labels
Standard interface	Parallel port (Centronics)
Optional network interface	OkiLAN 6130 card (Ethernet 10/100)
Breakout panel for network card	Yes, near the interface connector
Ribbon cartridge	Specific model (refer to the manual)
Power supply	220-240 V AC, 50/60 Hz
Power consumption	Standby: < 10 W, Printing: < 80 W
Noise level (printing)	Approx. 55 dB(A)
Weight	Approx. 8.5 kg
Dimensions (W × D × H)	345 × 390 × 185 mm
Routine maintenance	Print head cleaning, ribbon replacement
Safety	CE, FCC certifications (depending on version)
Available spare parts	Ribbon, cartridge, cables, network card
Repairability	Service by authorized technician, spare parts available

Frequently Asked Questions - ML 691 OKI

How to install the OkiLAN 6130 network card on the ML 691 printer?

Turn off the printer and unplug the power cord. Remove the interface cable, then remove the breakout panel near the connector. Insert the card on the rails until it is seated. Reconnect the UTP cable and power supply, then turn on the printer.

How to configure the printer's IP address using the ExtendView utility?

Download ExtendView from the OKI Data website. Install it, launch it, then select the device in the list. Choose the configuration option, set the IP address, subnet mask, and gateway, then click 'Set permanent' and OK.

How to reset the OkiLAN 6130 network card to factory defaults?

Turn off the printer, then turn it back on. Wait 30 seconds, then press and hold the TEST button for 20 seconds. Release when the LEDs flash: the card is reset.

Why does the network card configuration page print in ASCII text?

By default, the configuration page is printed in ASCII. The content depends on your printer and system configuration. You can change the settings via ExtendView or the built-in web page.

What paper types can the OKI ML 691 use?

The printer accepts continuous paper (fanfold), cut sheets, and labels. Use paper quality suitable for a dot matrix printer.

How to replace the printer ribbon?

Open the front cover, remove the old ribbon cartridge by pulling it upward. Insert the new cartridge aligning the guides, then close the cover. Consult the manual for the exact ribbon model.

What to do if the printer displays a paper jam error?

Turn off the printer, open the cover, and carefully remove the jammed paper by pulling in the feed direction. Check for any remaining pieces and close. Restart the printer.

How to print a network configuration page?

Ensure the OkiLAN 6130 card is installed and the printer is on. Briefly press the TEST button on the front of the network card. The page will print.

Can I use a parallel cable at the same time as the network card?

No, the OkiLAN 6130 can only be used if no parallel cable is connected. Disconnect the parallel cable before installing the network card.

Where to find drivers and utilities for the OKI ML 691?

Drivers and utilities (including ExtendView) are available on the OKI Data website at http://www.okidata.com. Go to the product page, then click 'Drivers' then 'Utilities'.

USER MANUAL ML 691 OKI

The OkiLAN 6130 Print Server enables Ethernet network users to connect to a network-configured printer. It supports 10/100-megabit networks, TCP/IP Direct Printing and Server-Based Printing.

Note: The OkiLan 6130 can only be used be used without a parallel cable being connected.

Installing the OkiLAN 6130 Network Card

1. Turn off printer power.
2. Unplug the power cord.
3. Detach the interface cable from the rear of the printer.

Note: Your printer may look like either example below.

1. Pry off the breakaway panel next to the interface connector with a screwdriver

1. Insert the OkiLAN 6130 by sliding it along the rails in the recess of the printer, until it is plugged into the socket in the rear of the recess.

1. Attach the 10/100Base-T UTP cable to the receptacle on the back of the OkiLAN 6130. Attach the other end of the cable to the Network.

1. Plug the power cord into the power outlet (if provided).

Powering On the OkiLAN 6130

Turn printer power on. The red and green indicators on the OkiLAN 6130 blink during self-test. When self-test completes successfully, the red indicator goes off and the green indicator stays on.

Printing a Configuration Sheet

To print configuration information, press and hold the Test button on the front of the OkiLAN 6130 for five seconds.

Note: By default, the configuration sheet prints in ASCII text.
The content of the configuration sheet depends on your printer and system setup.

Configuring Your Print Server

Using OKI's ExtendView Utility to Configure Your IP Address

First, download the ExtendView utility from OKI Data's website at http://www.okidata.com – navigate to the page for your specific product, then click on Drivers, then Utilities, to locate the software.

Next, install the ExtendView utility and launch the application.

1. In the ExtendView utility, highlight the device you are going to configure.

1. Choose the configuration option from the dropdown menu.

1. From the Server Configuration box, click Set Permanent. Then, if you wish to change the IP address, Subnet Mask and Default Gateway, you may do so.

When the desired options have been set, click OK. The Print Server will automatically be reset at this point, and your options will have been saved.

(If you have network configuration questions, please contact your network administrator.)

Proceed to the instructions for Installing Your Driver.

Using Your Print Server's Built-In Web Page to Configure Your IP Address (Alternate Method)

First, open your browser. Then, type the IP address of your Print Server into the browser's address bar. (If the IP address is unknown, you can obtain it by pressing and holding the Test Button on the front of the OkiLAN 6130 for five seconds)

1. Log into the Print Server as Admin. (Username: admin Password: OkiLAN)

2. Select the TCP/IP option from the Network Connection menu to launch the TCP/IP Configuration menu.

1. From the TCP/IP Configuration Menu, click Set Permanent under the IP Address Resolution option. Then, if you wish to change the IP address, Subnet Mask and Default Gateway, you may do so.

When the desired options have been set, click Submit Changes. The Print Server will automatically be reset at this point, and your options will have been saved.

(If you have network configuration questions, please contact your network administrator.)

Proceed to the instructions for Installing Your Driver.

Installing Your Driver

From the CD or OKI Data website - follow the installation instructions.

Entering the Printer IP Address

While installing the printer driver for TCP/IP using the CD supplied with your printer.

When you come to the screen requesting the IP Address for the printer, you must select "IP Address" (instead of the default "Search address") and type in the printer's IP Address before clicking Next. If you need help, please contact your Network Administrator for the IP Address to use.

LPR

Make sure there are no error conditions in the printer (e.g., paper jam) before you use LPR to discover the printer. The product driver utility is available from OKI Data's website at http://www.okidata.com

Resetting to Factory Defaults

1. Turn off the printer.
2. Turn on the printer and wait for the print server to boot up (about 30 seconds).
3. Press and hold the Test button on the front of the OkiLAN 6130 for 20 seconds. The lights will flash briefly after releasing the button, then the card will reset.

Note: Your printer may look like either example below.

OR

1. Release the TEST button.

The print server resets to the factory default settings and reboots.