HEADSET POLARITY SWITCH
Located on the underside of the telephone (see Figure 8), this switch provides compatibility with the two
Position “V” suits Plantronics Vista Cords and other Headsets wired in the same configuration (also known as “reversed” wiring mode).
Position “P” suits Plantronics P cords and other Headsets wired in the same configuration (also known as “normal” wiring mode).
Please see Table 1 as a guide to the correct settings for most popular Headsets.
RINGER PITCH
CONTROL
RINGER VOLUME
SWITCH
HEADSET POLARITY SWITCH
VOLUME SLIDER
HEADSET MIC ADJUSTMENT CONTROL
HEADSET JACK
MOUNT HOLES FOR
WALL BRACKET
Reversed headset polarity
Normal headset polarity
HANDSET JACK
BATTERY COMPARTMENT (OPTIONAL BATTERIES NOT SUPPLIED)
FIGURE 8 HEADSET MIC ADJUST CONTROL AND POLARITY SWITCH
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