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BROTHER MFC 6490CW SERVICE MANUAL PDF

This Service Manual is intended for use by service personnel and details the construction, theory of operation, and maintenance for the Brother machines. Mfccw Repair Manual. One sort of brother mfc cw service manual is the fact that which includes a technical device. It may help explain installation. One sort of brother laser printer service manual is that which features service manual that you’ll require. SERVICE MANUAL BROTHER MFC CW. Brother .

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ASF motor 7 Unlatch the shaft holder and remove it from the maintenance unit. See the illustration on the next page. At the user site, if the machine cannot print FAX data received and left in the machine due to the printing mechanism defective, the service personnel should instruct the end user to follow the transfer procedure given in this chapter to transfer the FAX data to another machine before sending the machine for repair.

From any arbitrary point No.

Next press the four times. In addition, some files are archived, so you need WinZip or WinRar to open that files. Operating Procedure — Check the movement of the CIS unit — 1 Press the 5 and 9 keys in this order in the initial stage of the maintenance mode.

Selector Function Setting and Specifications No. Narrows manjal 10 Hz Busy tone frequency band wervice 0 1: Command flag detection time After receiving a command flag, the machine will wait for the command that should follow for the time length specified by these selectors.

Firmware Switches WSW This appendix describes the functions of the firmware switches, which can be divided into two groups: This prevents the ink supply tubes from getting crushed between the upper and lower covers. The latch spring may pop out of majual control panel base.

Brother DCP6690CW Service Manual

Page 61 The scanner mechanism offers two types of scanning: Page 2 Remove the CIS flat cable cover and the harness cover by inserting the tip of a flat screwdriver into the slots and releasing the latches.

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Failure to back up the machine information requires the ink absorber box and flushing box to be replaced after replacement of the main PCB. Got it, continue to print. Document feed roller 15 Lightly press the lock arms on the lower ADF chute and slide two bushings “a” on the document feed roller shaft outwards. In ADF scanning, is the document placed face up in the document tray? The angle must be adjusted at the individual machine level.

Page 2 Specifications are subject to change without notice. Next press the four times to make the machine enter the maintenance mode. Also some files are djvu so you need djvu viewer to open them.

Scanner cover sensor Scanner cover closed. The property code is printed on head property labels–bar code label and QR code label, each of which srvice attached to the lower cover and carriage-head flat cable, respectively.

Operating Procedure 1 Press the 5 key twice in the initial stage of the maintenance mode. Nem dobtam el, mostanig oriztem, mert nem volt idom ra. Auto Sheet Feeder motor Earth spring Page 7 At the front end of the document pressure roller shaft, press the front latch and remove the servicee together with the document pressure roller 1.

Page ASF motor 7 Unlatch the shaft holder and remove it from the maintenance unit. Page 3 Remove the six screws from mvc lower cover to separate it from the LT cover.

The latter half of this chapter provides sample problems that could occur in the main sections of the machine and related troubleshooting procedures. Doing so may cause cracks in those parts. If any cartridges have run out of ink, replace them.

CR encoder strip 1 While lightly pushing the CR encoder strip support on the left end of the engine unit inwards, unhook the right end of the CR encoder strip from the hook 2 Slide the CR encoder strip to the left and out of the head cover.

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Margin adjustments for borderless printing D: If it happens, first wipe off the rollers with a cloth using the procedure given Section 8. Paper double feeding caused Reload paper. And Motor Rotational Direction [ 4 ] Power transmission route to the head maintenance mechanism and motor rotational direction This mechanism draws its power from two motors–the ASF motor DC motor in the right rear corner of the engine chassis and the paper feed motor DC motor on the left side.

If the Pause key is pressed repeatedly, the machine inserts the specified WAIT multiplied by the number of depressions. Page SB roller drive mechanism The rotational torque of the paper feed motor is transmitted to the paper ejection roller shaft on which the paper ejection roller SB gear is mounted. If the machine detects either of the frequencies set by these selectors in ICM recording, it disconnects the line. This assures paper buckling to separate the paper from the inner chute, preventing paper from lifting from the platen.

Backup Procedure 1 On the PC, create a “Brother” folder in an external memory to be used for saving backup data. Page Most sensors are photointerrupters consisting of a light-emitting diode and a light-sensitive transistor as shown below.

Combination patterns of AMS02 and AMS05 settings for application of head-platen gap offset Enable head-platen brkther offset Enable head-platen gap Assurance regardless of offset for the following mode when borderless when borderless borderless printing type of paper switch printing is disabled printing is enabled setting AMS Sensors And Actuators 3.