Nokia E52 - Audio

2351017
EARN
EARP
D
C
B
Knopfler
6
IHFSpLP
Primary mic (This is the main microphone of the phone)
11x15mm IHF speaker
5
C
B
Knopfler
A
Secondary mic
INSTRUCTIONS FOR LAYOUT:
If AudioClk is shared from RAPU to both Gazoo and DigiMic then it is recommended to put termination
2-mic noise cancellation (uplink)
AudioClk/DigiMicClk: Shield AudioClk trace from every direction in order to avoid crosstalk injected to it.
4
2351017
6
D
4
Geometry of 4 pads used!!!
resistors in the beginning of both traces (Values have to be defined case by case with simulations)
Digi Mic
R2104
2
IHFSpLN
2351017
Petra earpiece
A
3
2 3
1
Digi Mic
1
2320744
5
27p
2R2
C2103
5140002
B2101
NOT_ASSEMBLED
1
+
2-
27p
C2104
GND
GND
GND
THIS DRAWING CONTAINS PROPRIETARY AND CONFIDENTIAL INFORMATION.
UNAUTHORIZED REPRODUCTION OF THIS DRAWING IS NOT PERMITTED.
C2115
100n
THIS DRAWING IS PROTECTED BY COPYRIGHT AS AN UNPUBLISHED WORK.
Copyright (C) Nokia Corporation. All rights reserved.
ApprName
AUDIO
This document is property of Nokia Corporation
VDigimic
120R/100MHz
3203855
L2101
2R2
GND
GND GND
R2105
18V/30V
R2102 R2103
18V/30V
C2107
6
CLK
23
DATA
VDD
4
5GND
1n0
VDigimic
0
1
B2104
MAB-03A-T-D
1
L/R
R2101
56R
GND
L2104
3203855
120R/100MHz
J2100
7
GND
GND
C2106
1n0
C2105
1n0
MAB-03A-T-D
B2100
L/R
1
2
CLKDATA
3
4
VDD
GND 5
0
1
5149037|ALT
B2102
NOT_ASSEMBLED
+
-
7
VDigimic
6
V2101
A1 A2
B1
B2
C2116
100n
DLM11GN601SZ2D
1 2
34
GND GND
ESDA14V2-2BF3
XAUDIO(7:0)
DIG_AUDIO(20:0)
"Note"
AUDIO(13:0)
H_BRIDGE(5:0)
"Note!"
L2100
3203805