4000 Digital Series II Issue 2.1 Technical Manual
STA0381 Page 25
2.2.9.2 PD4225 Front View
Figure 19 - PD4225 Front View
1 Microphone Socket 11 Shift Pushbutton
2 Headset Socket 12 Info Pushbutton
3 Direct Access Key (DAK) 13 Soft Pushbutton
4 Talk Tally LED 14 Call Reject Pushbutton
5 Listen Tally LED 15 Contrast Control
6 Alphanumeric LCD Display 16 Headset Select Pushbutton
7 Microphone Mute Pushbutton 17 Reply Key
8 Main Volume Control 18 Loudspeaker Cut Pushbutton
9 Auxiliary Volume Control 19 Level Control Pushbutton
10 Loudspeaker 20 Crosspoint Level Control
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