Sharp LL-T15S1 (serv.man8) Service Manual ▷ View online
OU
TP
UT1
4/4
L3
600Z/100M
L4
R105
1K
L5
C167
220uF/25V
CPWX8.3
L6
600Z/100M
0805C
R108
4K7_1%
JP7
1
2
3
4
5
6
7
8
C153
1U/16V
0805C
C151
100uF/25V
CPWX8.3
C152
470uF/16V
ELC03
+
D15
SR34
A
K
Q15
MMBT3904L
B
R123
10K
R107
10K
C154
1U/16V
0805C
Q16
MMBT3904L
C
B
E
L2
500Z/100M
U12
3
1
5
7
2
6
12
9
8
10
11
13
4
I/P1
I/P2
DC1
DC2
NC
GND
GND
GND
SP1+
SP2+
SP1-
SP2-
C150
0.1uF
JP6
HEADER_4
1
2
3
4
U15
TPS1100D
SOURCE1
1
SOURCE2
2
SOURCE3
3
GA
TE
4
DRAIN
5
DRAIN1
6
DRAIN2
7
DRAIN3
8
Q13
MMBT3904L
C
B
E
R15
10K
R124
47K
R125
NA_5K1
R61
47K
R126
NA_5K1
R13
1206
R14
0
1206
C166
220uF/25V
CPWX8.3
R106
10K
A
UDIO_IN_R
EAR_PHONE_R-
A
UDIO_IN_L
A
UDIO_PWM
EAR_PHONE_R+
EAR_PHONE_L-
EAR_PHONE_L+
+5V
A
UDIO_GND
A
UDIO_GND
A
UDIO_GND
A
UDIO_GND
GND
A
UDIO_GND
A
UDIO_GND
GND
A
UDIO_GND
12VIN
VDD_12
GND
+5V
A
UDIO_PWM
A
UDIO_PWR
TD
A7057A
Q
EAR_PHON
E_L+
EAR_PHON
E_L-
EAR_PHON
E_R-
EAR_PHON
E_R+
A
UDIO_IN
_
L
A
UDIO_IN
_
R
GND
GND
A
UDIO IN
&
T
O
PO
WE
R J
A
CK BO
T
O
SPEAKE
R UNIT
SPK_R-
SPK_R+
SPK_L-
SPK_L+
L
R
Lo
w tur
n
o
n
R03
R03
R03
R03
R03
R03, PNP
to NPN
R03
0
L7
500Z/100M/NA
+5V
1206
C169
0.1uF/NA
GND
C
E
R132
2K_1%
PCB
R04 :
1.
Add C168 4
7uF / 10V
, R132
470;
Change
R108 47K
to 4k7 (PCB
A) f
o
r v
o
lume pin
noise
.
R03,Cha
nge to
Lo
w ESR
C168
47uF/16V
CPWX8.3
2. PHONE JACK PWB
J2
CON7
1
2
3
4
5
6
7
J1
5
4
3
2
1
J3
P
H
O
N
EJ
ACK
P
H
O
N
EJ
ACK
5
4
3
2
1
B3
12
0z/
100M
12
B1
12
0z/
100M
12
B4
12
0z/
100M
12
B2
12
0z/
100M
12
C1
0.
1uF
12
MI
C_
IN
_R
EA
R_P
H
ONE_L
-
GND
EA
R_P
H
ONE_R-
MI
C_
IN
_L
EA
R_P
H
ONE_L
+
EA
R_P
H
ONE_R+
MI
C_
IN
EA
R_P
H
ONE_OUT
MI
C_
IN
_R
MI
C_
IN
_L
GND
EA
R_P
H
ONE_R+
EA
R_P
H
ONE_R-
EA
R_P
H
ONE_L
-
EA
R_P
H
ONE_L
+
TO
POW
E
R JACK BD
3. KEY SW PWB
D1
LED
Gr
1
Re
3
G
2
SW
5
DOWN
1
2
4
3
SW
4
ME
NU
1
2
4
3
SW
3
SE
L
E
CT
1
2
4
3
SW
2
UP
1
2
4
3
JP1
PH_9
1
2
3
4
5
6
7
8
9
SW
1
SW
1
2
4
3
SW
6
HOT
_
KE
Y
1
2
4
3
KE
Y_MENU#
KE
Y_SELECT
#
KE
Y_UP#
KE
Y_DOW
N
#
HOT
_
KE
Y
SO
F
T
_PW
R
#
LED_AM
BER
LED_G
R
EEN
GND
KE
Y_MENU#
KE
Y_SELECT
#
KE
Y_UP#
KE
Y_DOW
N
#
HOT
_
KE
Y
SO
F
T
_PW
R
#
LED_AM
BER
LED_GREEN
GND
T
O
INT
E
RF
ACE BD
4. PHONE_IN PWB
JP
2
POWER_J
A
C
K
20
_B
2
1
3
JP
1
8HEADER
1
2
3
4
5
6
7
8
B1
12
0z/
100M
12
B2
12
0z/
100M
12
B3
12
0z/
100M
12
J2
CON7
1
2
3
4
5
6
7
B4
12
0z/
100M
12
C1
0.1
u
F
J3
P
H
O
N
EJ
ACK
5
4
3
2
1
F1
RGE50
0
JP
3
PH
_5P
1
2
3
4
5
J1
P
H
O
N
EJ
ACK
5
4
3
2
1
MI
C_
OUT
_
R
AU
DI
O_
IN
_L
AU
DI
O_
IN
_R
EA
R_P
H
ONE_L
+
EA
R_P
H
ONE_L
-
EA
R_P
H
ONE_R-
EA
R_P
H
ONE_R+
MI
C_
OUT
_
L
GND
12
VIN
GND
GND
AU
DI
O_
IN
MI
C_
OUT
MI
C_
OUT
_
R
MI
C_
OUT
_
L
GND
EA
R_P
H
ONE_R+
EA
R_P
H
ONE_R-
EA
R_P
H
ONE_L
-
EA
R_P
H
ONE_L
+
AU
DI
O_
IN
_R
AU
DI
O_
IN
_L
GND
GND
EA
R_P
H
ONE_R+
EA
R_P
H
ONE_L
+
EA
R_P
H
ONE_L
-
EA
R_P
H
ONE_R-
T
O
I
N
TE
RF
ACE
BD
T
O
PHONE J
A
CK
BD
12
V
12
V
NC
GND
GND
