What is this upgrade service?
You just need to place the order and send the camera back to ZWO, we will ship it back to you via fast shipping after exchanging the PCB sensor board.
This upgrade is for ASI224MC, ASI224MC-Cool only.
How to process?
1.Put an order here
2.Contact with us by email: firstname.lastname@example.org
3.We will check the email and reply, send you an RMA and then you can send the camera to us(Reading NOTICE carefully which in RMA)
4.Camera will be sent back to you after upgrade
5. Total upgrade process need about 2.5weeks (1 week send to us, 2-3 days upgrade, 1 week send back to you)
Note:Please write down the order number and your name on the paper , and print the RMA that we provide .
Pack them together with the camera body(only camera body with or without lens, no cable and nosepiece needed)
What is amp-glow reduction technology?
Most sensor have amp-glow problem when you do long-time exposure , such as longer than 1s
“amp glow reduction technology” is a hardware modification to reduce the amp-glow of sensor.
not every sensor can benefit from this modification, but it is obvious for ASI224, we did this change to our ASI224 from April 2016, the newest PCB version is V1.3.
This function is activated when exposure longer than 1s.
There are some test about the amp-glow reduction test:
How to check the version of PCB?
Open the cover in clock-wise direction and you can see the PCB version.