Panasonic SA-AKX14P Service Manual - Page 18

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SCHEMATIC DIAGRAM - 6
B
MAIN CIRCUIT
: +B SIGNAL LINE
TO MAIN
CIRCUIT (3/4)
P1
JK2000
[LCH]
1
R2001
47K
2
C2017
AUX IN
100P
[RCH]
R2002
C2018
47K
100P
3
C2000
0
4
CN2010
9
TU_INT
1
TU_RST
2
G
TU_SCLK
3
TO
TU_SDA
4
TUNER CIRCUIT
LB2010
0
3.3V
5
(CN51)
R2003
0
R_OUT
6
IN SCHEMATIC
GND
7
C2015
DIAGRAM - 8
C2003
220P
L_OUT
8
1
GND
9
1
C2016
220P
R2004
0
CN2005
F
TO
DGND
1
USB CIRCUIT
D+
2
(ZJ6001*)
D-
3
IN SCHEMATIC
VBUS
4
DIAGRAM - 7
VBUS
5
CN2001
5
A
DGND
1
TO
D+
2
CD SERVO CIRCUIT
(CN7901)
D-
3
IN SCHEMATIC
VBUS
4
USB_SEL
DIAGRAM - 1
5
1
NOTE: " * " REF IS FOR INDICATION ONLY
15
16
17
18
: -B SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
: AUX/TUNER AUDIO INPUT SIGNAL LINE
TO MAIN
CIRCUIT (2/4)
+9V
CD+7.5V
Q2022
B1BCCG000023
+7.5V VOLTAGE REGULATOR
AUX_L
Q2000
B1ABDF000026
VOLTAGE CONTROL
AUX_R
R2018
1K
PGND
D2014
B0ADDJ000032
D2018
D2019
B0EAMM000057
B0EAMM000057
1
DC_DET_PWR
TU_INT
3
TU_RST
2
TU_SCLK
TU_SDA
D2015
B0ADDJ000032
D2021
D2020
B0EAKM000117
B0EAMM000057
TUN_R
1
3
2
AGND
TUN_L
D2022
B0EAKM000117
+5V
C2240
R2237
220P
56K
R2238
CD_DGND
C2238
10
R2239
10K
QR2001
DC_ENABLE
B1GBCFJJ0051
SWITCH
IC2009
C0DBFYY00049
+3.3V VOLTAGE REGULATOR
NC CE
4
3
VSS
2
CD_3.3V
VOUT
5
1
VIN
C2195
C2201
C2249
1
10
1
19
20
21
: AUDIO OUTPUT SIGNAL LINE
: USB SIGNAL LINE
HEATSINK*
Q2021
B1BACG000048
G1
G2
+9V VOLTAGE REGULATOR
C2105
0.01
R2278
680
R2271
R2028
100
100
R2010
C2191
C2106
D2004
1K
0.1
16V100
DZ2J100M0L
IC2011
C0DBAYY01122
R2234
+5V SWITCHING
4.7K
VOLTAGE REGULATOR
C2236
0.1
BST
SS
1
8
R2240
22
2
VIN
EN
7
L2000
C2239
C2235
G0A330ZA0045
0.1
10
3
SW
COMP
6
4
GND
FB
5
C2237
6800P
T1
0
R2236
10K
C2230
0.1
C2225
0
ZJ2000
22
23
24
18
C2234
25V220
CHASSIS
SCREW B
ZJ2001
3
2
1
CN2000
SMPS_ID
15
SMPS_ID
C2218
PCONT
PCONT
0.1
14
DC16V
13
12
+16V_GND
ECO_CTL
FL-GND
11
DC_DET_PWR
10
DCDET2
TEMP_DET
9
SYS3.3V
8
SYS3.3V
SYNC
7
SYNC
+35V_SENSE
6
+35V_SENSE
5
+35V_SENSE
4
SYS_GND
3
SYS_GND
-35V_SENSE
2
-35V_SENSE
1
-35V_SENSE
UP_DGND
R2333
R2336
R2338
C2110
1000P
470
470
470
R2334
R2337
R2339
470
470
470
3 2
1
R2335
Q2035
1K
SMPS_BP
B1BABG000007
BEATPROOF SWITCH
CHASSIS
AGND
SCREW A
1/4
2/4
3/4
4/4
SA-AKX14P MAIN CIRCUIT
25
26
27
I
J
K
L
H
TO
SMPS CIRCUIT
M
(CN5802)
IN SCHEMATIC
DIAGRAM - 9
N
O
P
28