Samsung SGH-N625, Service Manual

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5-19 Flow chart of trouble shooting
CN3
LOUD SPEARK
L_SPK-
L_SPK+
YMU759-QE2
U430
680
TSX-8A
OSC401
GND1
2
4
GND2
1
HOT
HOT
3
C450
39PF
R423
C451 27PF
100NF
C442
C443 4.7UF 6.3V
C441
NC
R401
C405
100K
27PF
C410
NC
C41
1
27PF
R403
100K
NC
C415
VCC
9PF
C413
V402
VC040205X150R
VC040205X150R
V401
2
15PF C414
24-8005-002-000-867
1
VIN,R1
100K R409
VCC
U635
FDG6323L
5
ON/OFF R1,C1
6
R2
1 2
V
.C1-1
3
V
.C1-2
4
C409 330PF
3.3NF
C499
1M
GND
2 1
INA1
3
INA2
OUTY1
6
OUTY2
4 5
VCC
R422
C440
NL27WZ04
U413
11
K
100NF
R404
R439
100K
100NF
6.3V
4.7UF
C432
C431
91K
100NF
C433
R440
33K
R432
3
.3K
R438
100PF C437
C434
68NF
4
/RST
/WR
28
C430
1NF
18
SPOUT2
SPVDD
15
16
SPVSS
SYNC
30
VDD
7
VREF
9 8
VSS /IRQ
3
10
HPOUT-L/MONO
HPOUT-R
11
IFSEL
5 6
PLLC
31
SCLK
29
SDIN
32
SDOUT
SPOUT1
17 22
D5 D6
21 20
D7
12
EQ1
EQ2
13
14
EQ3
2
EXT1
EXT2
19
CLKI
1
27
D0
D1
26
D2
25 24
D3 D4
23
A(1)
M_IRQ
M_RESET
WR
LINE_OUT
MC_PDN
D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
M_LED
VIBRA
T
O
R
RD M_CS
S_BA
TT