Vibra Circuitry; Av Connector - Nokia n81 Service Manual

Vibra circuitry

Vibra is used for Vibra alarm function.
The vibra motor is connected to AVILMA asic VibraP and VibraN pulse width modulated outputs through Filter.
Vibra is built into cover and connected via cable to plug on PWB.

AV connector

The AV Connector consists of single ended mono or stereo audio output and mono audio input.
The following table shows the AV interface electrical characteristics.
Signal Function/
name Parameter
HSMIC HS mic audio
input
Page 6 –38
Figure 80 AV connector circuitry
Figure 81 Vibra circuitry
Table 10 AV interface electrical characteristics
Min Typ
- - 1,3
COMPANY CONFIDENTIAL
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System Module and User Interface
Max Unit
Vpp Max neg level
0,7V
RM-179; RM-223
Note
Issue 1