DIY

Replacing the flex cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM

Replacing the Canon lens ribbon cable and aperture block EF-S 17-55mm f/2.8 IS USM hands of “third-party repairmen”. Requires replacement of the diaphragm unit and control loop. I carry out diagnostics, everything is correct, the diaphragm block and the train.
So nicely, I raise the price of repairs twice in relation to the price list. We have such a point, especially for devices that have been in the hands of unlucky service engineers. There was nothing to drag around the basements and gateways in the hope of saving a couple of thousand. I don't understand my comrades at all. There is an authorized service, a certified engineer (Yours truly Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM ) warranty, original spare parts. Already in extreme cases, you can roll a complaint to Moscow to the Canon representative, for the engineer's radishes, they give me a hat in full.
The client will receive satisfaction.
And where will he complain about the guy from the basement, who broke his lens worth almost 44,000 rubles?
Of course, you can risk repairing a kettle or an iron from the master in the basement on your knee, but not a complex unit at a not small price.
By the way, about the complexity of the lens on my desk.
This is a standard zoom, so to speak.
Sales began. in 2004 in September.
Assembled quite well in Taiwan, but under quality control.
Has a standard mount from Canon, with a metal EF-S mount.
17mm wide-angle shooting.
< a href = "https://usamodelkina.ru/uploads/posts/2021-07/1627206312_canon-17-85-optical-scheme.jpg" rel = "prettyPhoto">Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Very high quality optics grouped into twelve groups of 17 elements
A highlight is the double-sided aspherical element.
An image stabilizer is present.
The autofocus drive is fast and clearly thanks to the ultrasonic motor.
This is such a ring.
Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM The motor was invented by our engineer V.V. 1964.
More details can be found at link .
Different firms and manufacturers have different names for them, but the principle of operation is everywhere same.
Canon – USM, UltraSonic Motor;
Minolta, Sony – SSM, SuperSonic Motor;
Nikon – SWM, Silent Wave Motor;
Olympus – SWD, Supersonic Wave Drive;
Panasonic – XSM, Extra Silent Motor;
Pentax – SDM, Supersonic Drive Motor;
Sigma – HSM, Hyper Sonic Motor;
Tamron – USD, Ultrasonic Silent Drive, PZD, Piezo Drive.
Samsung —SSA, Super Sonic Actuator;
Found a little explanation of how this motor works.
 Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Let's go back to the patient on my table.
The client agreed to the repair on time and the stated price.
Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for the lens Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for the lens Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM Prepared the tool.
Screwdriver, tweezers, blower , brush. Like everything, if anything else I will add.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the Canon lens ribbon cable and aperture block EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM I unscrew the main screws of the mount. Take a closer look, they have different lengths.
Replacing the ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Replacing the Canon EF Lens Train and Aperture Unit S 17-55mm f/2.8 IS USM And also the attachment of the contact block and intermediate barrel.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM The first pile of bolts has emerged.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Removing the rubber seal ring.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Then the first barrel and you can remove the mount. Be careful not to break the ribbon cable of the contact block.
Replacing the ribbon cable and aperture block for the Canon EF-S 17-55mm f/2.8 IS USM < a href = "https://usamodelkina.ru/uploads/posts/2021-07/1627206284_08.jpg" rel = "prettyPhoto">Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM I open the loops on the main control board and unscrew the fixing screws.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM I remove the block of control buttons on the side of the lens.
Replacing the ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Under the control board its lodgment and plastic with the last lens. You also need to shoot.
Replacing the loop and lens aperture unit Canon EF-S 17-55mm f/2.8 IS USM Autofocus motor. with control loops.
Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Removing the rubber band anti-skid “, under it is a cover that protects the contacts, zoom position.
Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM  Replacing the ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM I remove the comb, very carefully, the piece of iron is so delicate you can bend it.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM It is possible to remove the pins holding the external lens barrels. They are, by the way, made of hard aluminum and anodized in matt black. Minimizing glare.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM A damaged cable with contact tracks for the comb, which I removed earlier, is already visible.
Replacing the ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM To further disassemble the lens, you will have to remove the front lens. Unpleasant procedure. Since the lens is mounted on conical pads and during the adjustment process it was set to a certain position. If not mounted correctly, sharpness will go away at certain zoom positions. Therefore, I make control strokes with an awl on the plastic and only after marking I take off the lens.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement flex cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Carefully remove the external barrels.
Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM  Replacing the ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM Removing the inner barrel pins and finally removing the aperture block. < br> Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM  Replacing the ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM It's for replacement. You can certainly try to restore, but this is purely a sporting interest, of course. And the option is not for a serious service.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM  Replacement ribbon cable and aperture block for Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for the lens Canon EF-S 17-55mm f/2.8 IS USM Now you need to remove the torn cable. Who tore it up is not my business, it itself cannot fall apart. There are a couple in stock in stock, they have been lying for a long time. I didn't want to take it, the probability of damage is minimal, but the canon insisted. I ordered it to a minimum. Wow, it came in handy.
To get to the loop, you also need to remove the optical sensor.
Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM  Replacing the flex cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM It looks something like this, only the tail is longer.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM I paste the old one and change it.
 Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block for Canon EF- S 17-55mm f/2.8 IS USM Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM Can be collected back.
Replacing the ribbon cable and aperture block of the lens Canon EF-S 17-55mm f/2.8 IS USM The question topic is automatically published in the social. site network – follow the answers there too:

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