Panasonic SA-AKX14P Service Manual page 18

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