---
title: Four Channel Cable Connection Info
description: "Use of the 4-channel cable: For separate left and right references, no jumper is required. For Z-scores, all 4 references are linked ears.  Use a jumper wire.   ![](https://brainmaster.com/wp-content/themes/brainmasters/kb_upload/Image/4channelCableConn.jpg) # [4channelCableConn.pdf](https://brainmaster.com/wp-content/uploads/2020/09/4channelCableConn-1.pdf)"
url: "https://brainmaster.com/kb-entry/id333/"
updated: "2025-12-03"
category: General Information / Hardware General Information
---

# Four Channel Cable Connection Info

Use of the 4-channel cable:

For separate left and right references, no jumper is required.

For Z-scores, all 4 references are linked ears.  Use a jumper wire.

 

![](https://brainmaster.com/wp-content/themes/brainmasters/kb_upload/Image/4channelCableConn.jpg)

# [4channelCableConn.pdf](https://brainmaster.com/wp-content/uploads/2020/09/4channelCableConn-1.pdf)