Samsung SGH-P310 Service Manual - Page 51

Ta500, Sapa_en, Audio_out, Audio_out, Melody, Melody

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Page 51 highlights

Flow Chart of Troubleshooting and Circuit Diagrams VBAT L502 AUDIO_OUT- C503 AUDIO_OUT+ C504 SAPA_EN R501 R504 R505 C501 17 16 15 14 13 GND VDD VDD VDD VDD 18 NC 19 NC 1 VREF 2 VIM 3 VIP 4 EN U502 VOM 12 VSS 11 VSS 10 VOP 9 VSS VSS VDD VDD 5 678 TA500 L500 L501 MELODYMELODY+ C506 C507 MELODY+ AUDIO_OUT_SEL MELODY- VBAT L503 C502 16 15 14 13 COMA NOA VCC NCD 1 NCA 2 A-B_IN 3 NOB 4 COMB U500 COMD 12 NOD11 C-D_IN 10 NCC 9 R510 NCB GND NOC COMC 5 67 8 R511 SPK_N AOUTAN SPK_P AOUTAP 9-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization

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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting and Circuit Diagrams
9-15
This Document can not be used without Samsung's authorization
13
A
O
N
15
3
NOB
7
C
O
N
NOD
11
C
C
V
14
A
M
O
C
COMB
4
8
C
M
O
C
12
COMD
D
N
G
6
NCA
1
B
C
N
5
NCC
9
D
C
N
U500
A-B_IN
2
10
C-D_IN
16
R510
R511
L503
VBAT
C502
AOUTAP
AOUTAN
AUDIO_OUT_SEL
SPK_P
SPK_N
MELODY+
MELODY-
C506
R505
VBAT
C504
TA500
R501
12
VOM
9
VOP
1
VREF
5
S
S
V
S
S
V
6
VSS 11
VSS
10
NC
D
D
V
7
8
D
D
V
D
D
V
13
D
D
V
14
15
D
D
V
16
D
D
V
VIM
2
VIP
3
U502
4
EN
17
D
N
G
NC
18
19
C503
R504
C501
C507
L500
L501
L502
SAPA_EN
AUDIO_OUT+
AUDIO_OUT-
MELODY-
MELODY+