Intermec 5055 User Manual page 58

SECTION 4 Connector Pinouts
"
Audio Connections
The microphone and earphone plug pinouts are shown be-
low. Note that 2.5 volts bias is present on the computer's
microphone jack.
" NOTE:
Make sure you plug the audio connectors into the correct output
jacks. Failure to do so can result in damage to the earphone.
MICROPHONE
EARPHONE
4-6 5055 Data Collection PC User's Guide
1. Common (ground)
2. Bias (2.5 volts)
3. Mic +
4. Common (ground)
5. Right
6. Left
Figure 4-2
Audio Connectors
1
2
3
4
5
6