My first Magazine Dell laptop schematic diagram | Page 23

A
B
C
D
E
Speaker Connector
+5VS
C157
10U_0805_10V4Z
2 R109 1 2 10K_0402_5%
GAIN1 3 @ R111 1 2 10K_0402_5%
ROUT+ 18 LOUT+ INTSPK_L1
2
0_0603_5%
SPK_L2
8
NC 12
BYPASS 10
SHUTDOWN
GND1
C158
0.47U_0603_16V4Z
m
e
h
c
11
3
R98
100K_0402_5%
26
R99
1
Q16
2N7002LT1G_SOT23
PLUG_IN
GAIN0
C548
0.01U_0402_16V7K
GAIN
EAPD
EAPD
Buzzer need to support ICH/PCM_SPK/Battery_low and WL_on/off
+3VS
2
C481
p
l . a
0 1
1 0
1 1
1
HP_OUTR R154 1
HP_OUTL R155 1
1
C163
2
4
10
9
8
7
3
6
2
1
JMIC1
2
220P_0402_50V7K
HEADPHONE OUT JACK
FOX_JA6333L-B3S0-7F~N
3
5
24
PLUG_IN
PLUG_IN
2 47_0402_5% HP_R 1
L6
2 47_0402_5% HP_L 1
L7
4
HPR
2
CHB2012U170_0805
HPL
2
CHB2012U170_0805
6dB
R152
@ 1K_0402_5%
R151
@ 1K_0402_5%
10
9
8
7
3
6
2
1
C207
470P_0402_50V7K
2 2
1 1
C206
JHP1
470P_0402_50V7K
10dB
+3VS
15.6dB
R192
+3VS
+3VS
100K_0402_5%
21.6dB
D
PLUG_IN 2
G
Q33
EAPD
2 B
1 A
U10
HP_MUTE#
4
Y
Reserve the 0 ohm resistor.
for voltage filtering
R177
0_0603_5%
NC7SZ08P5X_NL_SC70-5
1
C231
S
2
1U_0603_10V4Z
2
2N7002LT1G_SOT23
U8
0.1U_0402_16V4Z
G
Q45
2
BUZR_OFF
1
S
26
2
0
s
-
p
to
*
24
GAIN1
0
R357
10K_0402_5%
S
2
1
2
2.7K_0402_5%
D
2
G
EC_MUTE
CH751H-40_SC76
1
D21
2
a
2
1
i t c
INTSPK_L2
2
0_0603_5%
1
R105
MIC-1
C162
220P_0402_50V7K
P3017THF B0 TSSOP 20P
+3VS
MIC1
LIN-
24
MIC-2
2
CHB2012U170_0805
2
CHB2012U170_0805
INTSPK_R2
2
0_0603_5%
1
R104
1
L5
1
L4
4
FOX_JA6333L-B3S0-7F~N
5
HP_MUTE#
14 SHDNR#
18 SHDNL#
15 INR
1
R106 SPK_L1 MIC2
SPK_R2 24 14 4
+MIC1_VREFO_R
+MIC1_VREFO_L
MIC_JD
24
INTSPK_R1
2
0_0603_5%
1
R107 ROUT-
LIN+
LOUT-
19
SPK_R1
R123
R122
1
1
RIN-
3K_0402_5%
3K_0402_5%
2
2
5
GAIN0
2
c
.
s
MICROPHONE IN JACK
RIN+
AMP_L
MOLEX_53398-0471~N
AMP_LEFT
9
2
C396 1
0.47U_0603_16V4Z
17
2 10K_0402_5%
C154 1
0.47U_0603_16V4Z
24
AMP_R
2
2 10K_0402_5%
C395 1
0.47U_0603_16V4Z
24 AMP_RIGHT
7
2
1
2
3
4
G1
G2
C153 1
0.47U_0603_16V4Z
R110 1 @ R108 1
4
1
2
3
4
5
6
U4
2
2
+5VS
C393
0.1U_0402_16V4Z
1
1
m
o
JSPK1
INTSPK_R1
INTSPK_R2
INTSPK_L1
INTSPK_L2
W=40Mil
OUTR 11 HP_OUTR
OUTL 9 HP_OUTL
NC-4 4 NC-6 6
D
SI2301BDS-T1-E3 1P SOT23
BUZZER
D35
26
2N7002LT1G_SOT23
A
BEEP
1
2 2
R502
G
0_0402_5%
R169
1
6.8K_0603_5%
2 HPINR
1
2
HPINL
13
INL
6.8K_0603_5%
NC-8 8
NC-12 12
Q43
2 2
Q47
R505
0_0402_5%
SI2301BDS-T1-E3 1P SOT23
S
2N7002LT1G_SOT23
B
C1N
C1P
3 1
CardBus Beep
D
C229
1U_0603_10V4Z
NC-16 16
NC-20 20
MAX4411ETP+T_TQFN20~N
1
Q49
S
w
2 2
R503
G
0_0402_5%
1
2 HP_INR
2.2U_0603_6.3V4Z
2 HP_INL
2.2U_0603_6.3V4Z
2
D
SB_SPKR
w
w
EC Beep
HP_LEFT
1
C228
1
C227
1
S
17
D
24
HP_RIGHT
R162
G
ICH Beep
1
24
RB751V_SOD323
BUR1
1 +
2
-
LET9040-03A_2P
1
PCM_SPK# 20
2
C222
1U_0603_10V4Z
1