Service manual

Schematic Diagrams
B - 32 BTVCC, +1.5V, +1.8VS
B.Schematic Diagrams
BTVCC, +1.5V, +1.8VS
+1.5VS+1.5V
+12V
CCDVCC
+5VS
+5VH8
+3V +3VS
+3V
+3V
+3VH8
+3V
VIN1
+5VH8
VL3
+1.5V
VIN
VL3
VL3 VL3
+1.8VS
VIN
+3VH8 3,11,20,31,34,37
+5VS 11,13,15,16,18,20,21,28,31,35
CCDVCC 15
SUSB#4,12,34,35
BT_EN111,15,31
+1.5V 13
+12V 21,23,34,35
+1.5VS 4,5,7,11,13,25
+2.5V 5,7,8,11,34,35
PCIRST#11,15,16,17,23
PRSTEN 11,12
BT_EN1 11,15,31
SWBTEN 12
PRST# 11,15,17,20,22,24
PM_RSMRST# 12,13,20
+3V 3,11,12,13,15,17,20,22,23,24,31,34,35
+3VS 3,8,10,11,12,13,15,16,17,18,20,21,25,27,28,29,31,33,35,37
+5VH8 18,20,21,31,33,34,35
BT_EN31
SUSB+ 34,35
DD_ON# 34,35
+1.8VS 4,6,7,11,13,23,25,27,28
VIN 31,33,34,35,36
Z3213
+3VH8
+5VS
Z3210
Z3208
CCDVCC
Z3214
Z3209
+1.5V
+12V
+1.5VS
+2.5V
Z3204Z3201
Z3207
Z3206
Z3202
Z3205
BT_EN1
Z3203
BT_EN1
+3V
+3VS
+5VH8
BT_EN
Z3215
Z3224
Z3236
Z3211
Z3219
Z3233
Z3227
Z3218
Z3231
Z3223
Z3235
Z3229
Z3221
Z3216
Z3230
Z3232
Z3225
Z3222
Z3212
Z3234
Z3217
Z3228
Z3226
+1.8VS
VIN
Z3220
PR158
15m(1206)
R86 0(0402)
PR160 100K
PQ65
2N7002
G
S D
PQ40B
AO4900
7
2
1
8
PC76
1000PF
PC159
.1u
PC156
10U/10V(1206)
PL9
4.7uH_8
1 2
PL10
4.7uH_8
12
PQ35
AO4422
4
6 2
5
7 3
1
8
PC72
0.1U(0805)/25V
PR55
100K(0402)
PU6
LTC3728LXCUH
24
26
25
22
30
31
3
23
1
2
5
4
7
6
20
17
14
15
18
12
11
9
8
21
28
13
27
19
10
16
29
32
BOOST1
TG1
SW1
BG1
SENSE1+
SENSE1-
PLLIN
VIN
VOSENSE1
PLLFLTR
ITH1
FCB
3.3VOUT
SGND
INTVCC
BOOST2
TG2
SW2
BG2
SENSE2+
SENSE2-
VOSENSE2
ITH2
EXTVCC
RUN/SS1
RUN/SS2
PGOOD
PGND
NC
NC
NC
NC
+
PC69
220U/4V(D)
+
PC67
*220U/4V(D)
PQ39
2N7002
G
S D
Q5
BSS138
G
D S
PQ38
2N7002
G
DS
PR56
17.8K_1%
PC162
*100PF
+
PC155
220U/4V(D)
PR162 100K
PD19
RB751V
A C
PC79
1000PF
R124
100K(0402)
R89
*0(0402)
R88
0(0402)
PR57 0
PR54 0(0402)
Q8
2N7002
G S
D
PR164 *0
PR165
20K_1%
PJ10
3mm
C444
.1u(0402)
U33
MIC39102
7 6 5
4
32
1
8
GND GND GND
ADJ
VOUTVIN
EN
GND
R312
19.1K
R311
56K_1%
C442
10U(0805)/6.3V
PC71
.1u
PJ11
3mm
PQ37
AO4900
1
2
5
6
7
8
3
4
S2
G2
D1
D1
D2
D2
S1
G1
PC74
.1u
PC163
33PF
R313
10K(0402)
PR61 15K
C195
.1u(0402)
PR58
20K_1%
PC68
10U/35V(1210)
R314 0(0402)
PR59 0
PC78
1000PF
PR63
24.9K_1%
PC77
1000PF
U5
*74AHC1G08
1
2
4
5
3
R310 *0(1206)
PD35 RB751V
A C
R79
1K(0402)
C224
.1u(0402)
R78 *0(0402)
C182
.1u(0402)
R66
10K(0402)
PR52 0
R83
10K(0402)
PC158
0.1U(0805)/25V
R80 *0(0402)
PC70
.1u
+
PC157
*220U/4V(D)
PR161
15m(1206)
PC160
2200PF
U7
NC7SZ74
1
2
3
4 5
6
7
8
CK
D
Q
GND Q
CLR
PR
VCC
R65 0(0402)
PR60
*0
PC73
10U/35V(1210)
PD18
RB751V
AC
PC75
.1u
PR163
0
PQ40A
AO4900
5
4
3
6
R77 0(0402)
PC161
*.01u
U6
74AHC1G14
2 4
53
1
PC164
33PF
PR62 15K
4A 4A
@1A
EN PIN HI:ON
VOUT=1.24( 1 + 56K /19.2K) = 4.8V
CLOSED TO JCCD1
+5V Power trace >= 60mil
CCDVCC Power trace >= 60mil
2A
3A
11/1
11/1
11/1
PR56,PR58 CLOSED TO PU6
DEL PR53(0 ohm)
1/6
Sheet 31 of 36
BTVCC, +1.5V,
+1.8VS