Lenovo Y27g RE Service Manual page 31

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3V3
C608
C620
1uF 25V
1uF 25V
PLACE CLOSE T O LM 49 450
GND
+5V
+5V_AUDIO
PLA CE CL OS E T O L M 4 945 0
LM49450_LSVDD
L601
0.400
22uH
C607
C621
C612
1uF 25V
1uF 25V
+
100UF 35V
GND
R601
0R05 OHM
FP_I2S_MCLK
2
IN
R604
0R05 OHM
2
FP_I2S_BCLK
IN
R605
0R05 OHM
FP_I2S_DATA
2
IN
R603
0R05 OHM
FP_I2S_WS
2
IN
C613
100NF 16V
GND
C604 100NF 16V
EE_3V3_SDA
R602
0R05 OHM
8,16
IN
EE_3V3_SCL
R607
0R05 OHM
8,16
IN
GND
PLA CE CL OS E T O L M 4 945 0
C605
1uF 25V
U601
2V5_HP
11
19
IOVDD
LLS
20
LLS*
10
DVDD
23
RLS
16
22
C609
VDD
RLS*
1uF 25V
18
LSVDD0
24
29
LSVDD1
HPL
26
HPS
0.500
27
HPR
GND
32
CPVDD
PLACE CLOSE TO LM49450
I2S_MCK_DAC
8
MCLK
1
SPKR_AMP_C1P
C1P
I2S_CLK_DAC
7
31
SPKR_AMP_C1N
I2S_CLK
C1N
I2S_SDI_DAC
6
I2S_SDI
I2S_WS_DAC
5
I2S_WS
AMP_INL_15
15
INL
28
HPVDD
AMP_INR_14
14
30
SPKR_AMP_HPVSS
INR
HPVSS
0.300
SPKR_AMP_BYPASS
17
BY PASS
SPKR_AMP_REF
13
2
REF
CPGND
25
HPGND
21
LSGND
LM49450_SDA
3
12
LM49450_SCL
9
SDA
GND
4
SCL
DGND
33
TP
0x7D (0xFA 8 -bi t)
LM49450SQ/NOPB
GND
C614
C619
C618
2.2uF 50V
10uF 16V
100NF 16V
+5V
C622
10uF 10V
GND
HPN_JCK_HPS
+5V_AUDIO
FB610
HPN_JCK_HPR_J
NC/120R 0.3A
HPN_JCK_HPL_J
1
2
ZD606
NC/RLZ5.6B
C650
NC/100N 16V
GND
R613
R608
1K
1K
GND
GND
ADD R613
R611
FB605
0.500
180R 1/10W 1%
1
2
HPN_JCK_HPL_J
HPN_JCK_HPL
120R 6A
HPN_JCK_HPS
0.500
R612
FB606
0.500
180R 1/10W 1%
HPN_JCK_HPR
1
2
HPN_JCK_HPR_J
120R 6A
0.500
To adjust earphone output
0.300
C606
2.2uF 50V
0.300
2V5_HP
C617
100pF 50V
C615
C603
2.2uF 50V
1uF 25V
GND
GND
GND
HEADPHONE VOLTAGE SUPPLY
U602
FB607
3
2
VI
VO
120R 6A
R609
AZ1117H-ADJ-E1
+
C623
100UF 35V
150OHM +-1% 1/16W
R610
150OHM +-1% 1/16W
GND
GND
T P V ( Top
Victory
絬 隔 瓜 絪 腹
Key Component
09_DP and HDMI Input Audio
Thursday , March 24, 2016
Date
31
7
CN710
6
CONN
5
4
3
2
1
GND
3V3
R606
100K1/16W
C611
100pF 50V
2V5_HP
Electronics
Co . ,
Ltd. )
OEM MODEL
Size
TPV MODEL
Rev
PCB NAME
715G8134-M0A-000-0060
称爹
Sheet
9
of
11
D
A
<称爹>

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