Contents
How do you identify a Molex pin?
The Molex connector is one where the male/female terminology is a bit odd. The female connector is usually found on the end of a cable, and it slips inside of a plastic shell which surrounds the male pins on the male connector.
How do you count pins on a harness?
Column count is simply starting at the bottom of the row on the right (female) on the left (male) and count up to the top. You then pick up the count at the bottom of the next row to the left/right and count to the top again.
What is the function of out pin?
An output pin provides VDD or 0 V, by making a connection to VDD or ground via a transistor. You set its state to HIGH (for VDD) or LOW (for 0 V) using the digitalWrite() function.
What is a pin diagram?
In electronics, a pinout (sometimes written “pin-out”) is a cross-reference between the contacts, or pins, of an electrical connector or electronic component, and their functions. “Pinout” now supersedes the term “basing diagram” that was the standard terminology used by the manufacturers of vacuum tubes and the RMA.
What does 4 pin Molex connect to?
Often refers to the 4-pin connectors used to attach DC power to the drives inside a PC cabinet. Molex is a large manufacturer of electronics plugs and sockets that dates back to the 1940s.
How do I find out my ECU pin?
You count the pins on a connector looking at the back of the connector where the wires come out just like you do looking into the pins on the ECU. This is what the VFAQ ECU pinouts and service manuals are trying to show you.
What to do if you can’t find pin 1 on a connector?
If you can’t identify Pin 1 on one connector, you might on another one facing the same direction. Here again, there may be exceptions, but you can generally count on consistency. Look for a label on the board around the connector. It may be called Pin 1, or it may simply show a 1 and 2.
Where is the pin 1 on a computer?
Connectors that are positioned on the board front-to-back, with respect to the computer case, will almost always have Pin 1 toward the back of the case (See Figure A ). There are rare exceptions, but generally you can rely on this rule for connectors oriented in this direction.
What to look for in a datasheet for a part?
This is where you can quickly find a description of the part’s functionality, the basic specifications (numbers that describe what a part needs and can do), and sometimes a functional block diagram that shows the internal functions of the part.
What do you look for on a pin?
This method has the most variations: Look for distinctive white markings around or near Pin 1. Markings may take the form of an arrow or arrowhead, a box drawn around Pin 1, or a white block or circle painted under the pin (see Figure B ).