ZS-BTY50/BTY52/BTY55
ZS-BTY50/BTY52/BTY55
41
41
5-5. SCHEMATIC DIAGRAM - MAIN Section (2/3) -
• See page 51 for IC Block Diagrams.
2.7
[3.2]
3.2
0.1
3.2
2.7
2
0
3.1
3.1
3.1
3.1
3.1
3.1
6.2
6.2
3.3
6.2
[3.3]
0.6
5.7
0
2.7
13
11.8
<5>
13.1
0.7
13.1
2.2
6.2
<3.1>
0
0.6
3.1
3.1
3.1
3.1
3.1
3.1
6.2
6.8
<3.7>
12.3
0.6
0
0
0.6
6.5
11
.6
11
.3
5.8
11
.8
5.8
11
.3
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
5.4
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
0
0
0
0
CL104
1
C109
CL902
10V
100
C137
2SC3052EF-T1-LEF
Q104
1k
R311
2SC3052EF-T1-LEF
Q903
R213
10k
2200p
C130
16V
47
C135
2.2k
R320
15k
R230
CL1010
CL903
CL1018
0.1
C238
4.7
C125
2.2k
R233
CL1011
0.1
C310
820
R138
10k
R310
0.1
C222
25V
4700
C902
R132
4.7k
10k
R222
100
R318
10V
100
C237
C236
5p
2.2k
R109
CL103
2SC3052EF-T1-LEF
Q204
CL1019
C134
680p
CL1013
KTA1273-Y-AT
Q902
0.1
C321
2.2
R139
2200p
C230
0
R134
10k
R129
CL101
0.1
C239
0.1
C122
4.7
C225
CL1012
10V
470
C240
16V
100
C312
820
R238
10k
R309
0.1
C138
0.1
C123
0.22
C133
2.2k
R209
CL102
22k
R102
C234
680p
1k
R137
1k
R312
R2A15909SP
IC304
S-T111B33MC-OGSTFG
IC901
0
R234
MC2836-T112-1
D902
R113
10k
10k
R229
16V
100
C320
15k
R130
4.7
C318
CL901
16V
47
C235
0.1
C139
10k
R122
2.2k
R133
0.22
C233
0.1
C223
2.2
R239
100
R317
C136
5p
22k
R202
1k
R902
1k
R901
CL301
CL302
CL303
CL304
CL305
CL306
CL307
CL308
BA5417
IC306
10V
470
C140
1k
R324
MC2838-T112-1
D904
CL905
CL904
1k
R237
DZ2J051M0L
D903
1
2
3
4
5
6
7
8
9
9P
CN301
TU-INT
RST
SCLK
SDIO
GND
VCC
ROUT
LOUT
GND
3.3k
R913
0.1
C908
3.3k
R916
3.3k
R914
1
2
3
3P
CN901
VDD
GND
AC IN
C132
0.1
C232
0.1
Q901
DZ2J06800L
D901
1k
R919
1k
R920
1k
R917
1k
R918
2.2
C221
2.2
C121
C314
0.22
1
C313
C219
1
C119
1
NJM14558V-TE2
IC303
C308
0.1
22k
R115
22k
R116
22k
R215
22k
R216
1k
R219
1k
R119
C309
0.1
S-T111B33MC-OGSTFG
IC902
C218
1
C217
1
C216
1
C116
1
C117
1
C118
1
NJM14558V-TE2
IC305
1
C126
1
C226
0.1
C315
1
C316
R232
4.7k
R225
2.2k
10
C227
R125
2.2k
10
C127
4.7
C228
4.7
C128
DB2S31100K8
D201
DB2S31100K8
D101
0.47
C129
0.47
C229
1
C317
2SD999-T1-AZ
Q909
DZ2J03900L
D906
1
2
2P
CN903
GND
GND
1
2
3
3P
CN303
AUDIO-IN R
GND
AUDIO-IN L
CL310
CL311
CL312
CL911
CL910
CL314
CL315
CL316
CL317
1
C209
R243
10k
R143
10k
CL935
CL932
CL934
CL933
CL936
CL938
CL937
CL931
R211
220k
R111
220k
R330
2.2k
R329
47k
C303
6800p
16V
100
C324
3.3k
R241
3.3k
R242
3.3k
R141
3.3k
R142
50V
10
C311
CL309
Q904
DRC9143E
1
2
3
4
5
6
7
8
9
10
11
11P
CN1002
RESET
CHG_CURRENT_SEL
GND
BATT_FLAT_DET
BATT_LEVEL_DET
BATT_LEVEL_EN
BATT_TEMP_DET
P_CON_BATT
SHIFT_CLOCK
BATT_CHG_EN
V33
2SC3052EF-T1-LEF
Q302
10k
R335
2SC3052EF-T1-LEF
Q301
100k
R333
100k
R334
100k
R332
1
2
2P
CN905
GND
GND
PST8230UL
IC805
C866
1000p
220p
C306
100p
C307
C305
100p
1
2
2P
CN902
GND
GND
1
3
4
5
5P
CN304
GND
HP L
2
NC
GND
HP R
C949
220p
C326
10p
CL331
CL332
R108
R208
R303
R304
1
C113
1
C114
C224
3300p
C124
3300p
1k
R307
1k
R306
1k
R305
1
C214
1
C213
22k
R117
22k
R217
47k
R210
47k
R110
C110
1000p
C210
1000p
10k
R201
10k
R101
R214
3.3k
R114
3.3k
22k
R218
10p
C215
C201
4700p
C101
4700p
R220
10k
R120
10k
22k
R118
10p
C115
22k
R313
22k
R314
22k
R316
22k
R315
R245
10k
R244
10k
R8832
4.7k
R8831
4.7k
R221
10k
R121
10k
15k
R223
15k
R123
R224
10k
R124
10k
15k
R126
15k
R226
470
R227
470
R127
100k
R228
100k
R128
1M
R319
0
R323
0.1
C912
C910
1000p
0.1
C915
0.1
C916
0.1
C913
16V
220
C930
C914
0.1
C935
0.01
16V
C934
220
C917
0.1
R941
10k
R940
330
22
R921
0.01
C904
2.2k
R910
2.2k
R911
2.2k
R909
2.2k
R912
C903
0.01
16V
220
C905
47k
R905
2.2k
R906
2.2k
R904
10k
R908
10k
R907
25V
22
C906
1000p
C907
C926
1000p
0
R8828
R942
0
TU_SDIO
TU_SCLK
TU_RST
VOL-SDA
VOL-SCL
2SD2394-F
+3.3V REGULATOR
8
5
3
9
2
4
20
6
7
1
11
16
15
13
10
12
19
21
18
22
17
14
IC303
LINE AMP
IC304
INPUT SELECTOR, ELECTRICAL VOLUME
IC805
AC VOLTAGE DETECT
AUDIO LEVEL DETECT
IC305
+3.3V REGULATOR
IC901
+3.3V REGULATOR
IC902
POWER AMP
IC306
28
23
24
25
27
26
(2/3)
MAIN BOARD
(BTY52/BTY55)
(BTY52/BTY55)
(BTY52/BTY55)
Q902 - 904
B+ SWITCH
(BTY52/BTY55)
(BTY55)
(BTY55)
Q104, 204
MUTING
(BTY52/BTY55)
INVERTER
47k (BTY55)
R814
220k (BTY50/BTY52)
(BTY55)
FFC5
F
G
2
4
8
A
12
C
18
E
20
10
16
11
15
14
H
B
17
M
5
19
I
6
J
3
13
1
D
9
K
L
7
FFC6
+6V REGULATOR
INVERTER