
ZS-BTY50/BTY52/BTY55
ZS-BTY50/BTY52/BTY55
49
49
5-15. SCHEMATIC DIAGRAM - CHARGE Board (BTY55 only) -
• See page 51 for IC Block Diagrams.
Note:
RV1001 and RV1002 on the CHARGE board cannot
exchange with single. When these parts are damaged,
exchange the complete mounted board.
TOTAL CURRENT
RADIO: 123mA
Bluetooth: 148mA
USB: 148mA
AUDIO IN: 104mA
0
0
0
0
4.7
0
0
0
9.6
9.6
9.6
3.2
0
3.2
9.6
0
0
0
9.6
9.6
9.6
0
0
0
0
0
0
3.2
2.3
2.3
2.3
2.7
2.7
3.2
0
2
1.9
3.2
0
0
0
9.5
0
9.5
0
9.5
3.2
0
0
3.2
3.2
3.2
0
9.4
9.6
0
0
9.5
0
9.4
22k
R1025
22k
R1021
6.8k
R1028
100k
R1022
47k
R1020
10k
R1018
TH1001
10k
R1016
47k
R1011
15k
R1012
47k
R1009
1k
R1001
0.47
C1002
0.1
C1001
100k
R1024
10k
R1017
100k
R1008
1SR154-400TE-25
D1004
0.1
C1012
1M
R1002
S
INJ0002AC1-T130-1
Q1005
8
7
6
5
4
3
2
1
S1
S2
S3
G
D1
D2
D3
D4
Q1009
AO4447
MC2840-T112-1
D1001
100
R1027
CL1014
CL1015
CL1016
SJPJ-L3VL
D1002
10k
RV1001
10k
RV1002
C1003
100p
10k
R1003
0.1
C1005
R1010
2.2k
47k
R1019
NJM2732RB1(TE2)
IC1003
CL1001
CL1002
CL1003
CL1004
CL1005
CL1006
CL1007
CL1008
CL1009
CL1010
CL1011
SJPJ-L3VL
D1003
22
C1006
22
C1008
22
C1009
22
C1004
IC1001
R1041
100k
IC1004
6
5
4
3
2
1
D
D
G
S
D
D
RTQ035P02TR
Q1008
10k
R1040
1
C1011
1
C1010
0.1
C1007
CL1017
S
Q1002
RUM001L02
S
RSE002P03TL
Q1007
Q1001
Q1004
DRC9144
Q1006
DRC9144
Q1012
DRC9144
Q1011
DRC9144
S
LSK3541FS8T2L
Q1013
2.2
C1016
0.01
C1017
0.1
C1018
R1045
0
1
2
3
3P
CN1001
9V BATTERY
NC
GND
NJM8532RB1
IC1002
1
C1019
1
2
2P
CN1004
GND
GND
Q1003
DRC9144
2.2
C1020
1k
R1047
1
2
3
3P
CN1003
GND
THM
Vbatt
47uH
L1001
47uH
L1002
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
CL1018
R1048
R1049
R1050
R1051
R1052
R1053
R1054
R1055
R1057
R1058
R1056
4.7k
R1046
47k
R1004
100k
R1005
33k
R1007
100
R1033
1/3W
1
R1023
100k
R1042
1/3W
1
R1043
1/3W
1
R1039
100k
R1038
4.7k
R1014
0
R1031
10k
R1035
1M
R1034
0.1
C1014
0.1
C1015
470k
R1029
2.2M
R1037
1.5k
R1013
470k
R1032
NJW4131GM1-A(TE2)
XC6118N21AMR-G
DRA9144E
IC1001
DC/DC CONVERTER
IC1002
OVER CURRENT PROTECT
IC1003
BATTERY FLAT VOLTAGE DETECT
POWER CONTROL
IC1004
CHARGE BOARD
NICKEL
BATTERY
HYDROGEN
BAT1
Q1009, 1013
B+ SWITCH
B+ SWITCH
Q1006, 1007
BATTERY LEVEL
DETECT
Q1004, 1005
B+ SWITCH
ON/OFF SWITCH
Q1001, 1002
BATTERY CHARGE
S1001
RESET
CLOCK SHIFT
CHARGE CURRENT SELECT SWITCH
Q1011, 1012
F
G
2
4
8
A
12
C
E
10
11
15
14
H
B
5
6
3
13
1
D
9
7
FFC6