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These are some common tools used to work on this device. You might not need every tool for every procedure.

Troubleshooting ¶ 

If you are experiencing any difficulty with this phone, please refer to our Troubleshooting page.

Background Information ¶ 

The Trimline 210M phone has some variety of features that could present potential problems. The wall mounting although light weight and easy to install, could lose attachment to the wall. This phone provides a 13-number memory dial feature and a directory card located on the hang up base, the directory card comes off easily so pay attention to its whereabouts because it's quit small and could be lost . The ringer setting on the phone provides three different volumes, off, low, and high, located on the hang up base,however this particular part has been reported to acquire damage over prolong use. The hand set of the phone comes equipped with a receiver volume control switch, this also has been reported with frequent damage. This phone comes with a one-year warranty if you ever run into troubles within the first year of sale, the phone will be replaced. Inside the box comes the telephone handset, telephone base, 7-foot line cord, user manual, and the warranty information. The phone was released in the summer of 1964, ATT&T began the manufacturing in Indianapolis, Indiana.

Additional Information ¶ 

Basic Information

Installation and basic repair manual

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