Samsung SGH-P738 Service Manual page 19

VC C D
VC C D
R 226
N C
C 233
180PF
C N 201
1
1
2
2
33
4 4 100nH L207
55 100nH L203
6
6
15
77
G
100nH L206
16 G 8 8
99
17 G
10
18 10
G
G G G G
C635
1NF
R255 R232
0 0
R247
0
EAR _SW I TC H
H PO U TR
EAR _R
17 16
21
NC
22
NC
1
AO U TB P
1S2
2
1- 2I N
3
H PG N D
2S1
4
EAR 1P
D 2
5
AO U TB N
M I C I N
R 201
M I C O U T
68K
C 203
470PF
R 204
C 209
33U F
AU XI N
R 210
68K
AU XO U T
C 221
1N F
SGH-P738 Flow Chart of Troubleshooting and Circuit Diagrams
H PO U TR
R 227
10K
JAC K _I N
EAR M I C
EAR _R
EAR 1P
EAR _L
C 237
C 238
N C
N C
ZD 200
VC C D
C 243
100N F
AO U TB P
15 14 13
12
EAR _L
D 4
U 204
11
H PO U T L
4S1
10 R 240 0
3- 4I N EAR _AU D I O _SW
9
M AI N M I C
3S2
6 7 8
D AC _M I C
L204 100nH
EAR M I C
R 200 C 200
1U F
10K
M AI N M I C
C 201
N C
VC C A
R 203
2. 2K
680
C 210
N C
R 207
2. 2K
R 208
C 215 1U F
EAR M I C
10K
AM P_I N
R 205
R 206
N C
W M _3. 3A
C 211 C 212
10U F 100N F
M O N O O U T
6. 3V
37
38
AVD D 2
C 217
R 258 22 39
100U F
H PO U T L H PO U T L
6. 3V
40
H PG N D H PG N D
C 220
R 259
22 41
100U F
H PO U T R
6. 3V
42
AG N D
43
PW R U P/ LR C
44
R 245
SPEN / I 2S
N C
45
C I D 0
46
H SD E T
47
EAPD
48
SPD I F
49
G N D
50 G N D
51
G N D
52 G N D
53
N C
54
N C
R251
0
1
R252
0
R253
0
R254
NC
O SC 201
4
1
C 234
22PF
AM P_EN
C 225
8. 2N F
AM P_I N
C 227
8. 2N F
AO U TAN
M SPK -
2- 15
C 202
R 202
100N F
3K
C 204
C 205
C 206 100N F
C 213 100N F
C 208
10U F
47N F
10U F
0
6. 3V
6. 3V
C 214
100N F
36 35 34 33 32 31 30 29 28 27 26 25
24
LI N EI N R
23
LI N EI N L
C 219
22
M I C 2
C 244
21
M I C 1
20
C D R
C D G N D 19
U 200 18
C D L
17
D N C
16
D N C
15
D N C
14
D N C
13
PH O N E
2 3 4 5 6 7 8 9 10 11 12
C 245
10N F
R 225
10K
C 230
C 231 C 232
10U F
100N F 100N F
6. 3V
3
W M 97_R ESETB
2
W M 97_SYN C
C 235
W M 97_SD ATA_I N
22PF
W M 97_B I T_C LK
W M 97_SD ATA_O U T
W M _3. 3A
VB AT
VC C D
R 219
R 214 R 215
N C
0 N C
R 216
10K
C 222
C 223
C 224
100U F
1N F
1U F
6. 3V
U 201
L201 33uH
1 8
_SH U T VO -
2 N C G N D 7
3 6
+I N VD D
R 220 30K , 1%
L202 33uH
4 VO + 5
- I N
R 222 30K , 1%
9 10 11 12
C 228 C 229
1U F 1U F
VC C D
U 202
R 228
R 229 10 1 8
100K
N C 1 V+
R 230 0 2 7 R 231
C O M 1 I N 1
R 233
3 6
I N 2 C O M 2
R 234 10
4 5
G N D N C 2
C 241 R 235
100N F N C
C 207
10U F
6. 3V
1U F R 212 10
D AC _M I C
1U F
M I C
R257 NC
R 249
2. 2K
W M _3. 3A
C 226
100N F
W M _2. 8D
R 224
0
M SPK -
M SPK +
0
R C V_SW _E N
0
M SPK +
AO U TAP