Nokia RM-627, Руководство по обслуживанию

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Loop test Input
terminal
Output
terminal
Path
gain [dB]
Input
voltage
[mVpp]
Output
voltage
[mVpp]
Output
DC level
[V]
Output
current
[mA]
External Mic to
Internal Earpiece
XMICP and
GND
EarP and
GND
10.9 100 353 1.2 NA
EarN and
GND
XMICN and
GND
EarP and
GND
EarN and
GND
External Mic to
Internal
handsfree
XMICP and
GND
B2102 pads 28.1 100 2540 0 112mA
(calc.)
XMICN and
GND
B2102 pads
Measurement data
Figure 12 Single-ended output waveform of the Ext_in_HP_out measurement when earpiece is connected.
RM-627
BB Troubleshooting and Manual Tuning Guide
Page 3 – 40 COMPANY CONFIDENTIAL Issue 1
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