A pass fail check item explains when the in specification data is collected and when an out of specification data is collected, hence the words "pass fail". When collecting a pass record, you have to click on the pass check sign and then it turns green. When collecting a fail record, you have to click on the fail check sign and then it turns red.
1). The link on the check item tells you that there is an instruction on the check item. Click on the link to see the instruction.
2). The advanced history gives you a record of existing pass and fail check items and you can always edit, add comments, and attachments.
3). The comment section is for adding any comments regarding the pass or fail check item.
4). The refresh button.
See the article "pass fail check item type" for more understanding of pass fail check item.