Panasonic SA-AKX18PH Service Manual page 45

15 16 17 18
SCHEMATIC DIAGRAM - 7
A MAIN (MICON) CIRCUIT
1
P1
PW_3R3V
DA PW_3R3V
10K
R2423
10K
R2422
10K
R2421
DAMP_OTW
DA DAMP_OTW
DAMP_VALID
DA DAMP_VALID
BT_PCONT
BT_PCONT
BT
VO PW_6V
US VO PW_SYS_3R3V
R2420
10K
R2419 10K
TUN_INT
TU TUN_INT
TUN_RST
TUN_RST
TU
TUN_WCK
TUN_WCK
TU
TUN_BCK
TU TUN_BCK
TUN_SDO
TUN_SDO
TU
DSP_SCL
TU DSP_SCL
DSP_SDA
DSP_SDA
TU
P2004
1 R2173 J0JCC0000309 TRV+
TRV+ 10
R2172 J0JCC0000309 TRV-
TRV- 9
R2174 J0JCC0000309 LDM+
LDM+ 8
E
R2175 J0JCC0000309 LDM-
TO
LDM- 7
CD INTERFACE
OPEN_SW 6
CIRCUIT (CN7002)
DGND 5
IN SCHEMATIC
RESET_SW 4
DIAGRAM - 10
CLOSE_SW 3
R2176 J0JCC0000309 SPM-
SPM+ 2
R2177 J0JCC0000309
SPM+
SPM- 1
10
TO MAIN (MICON)
CIRCUIT (1/3)
C2167
0.01
C2166
0.01
P2005
R2178 J0JCC0000309
24
F-
R2179 J0JCC0000309
F+ 23
R2180 J0JCC0000309
22
T+
R2181 J0JCC0000309
T- 21
R2150
10K
C 20
10K
R2149
19
D
R2152 10K
CD/DVD SW 18
R2151
10K
17
RF
16
A
R2154
15
B 68K
14
F
C2162 10
TO OPTICAL
PD GND 13
PICKUP UNIT 12
VREF
R2153
LB2010
11
VCC(5V) 68K
J0JBC0000134
E 10
9
NC
8
GND
C2163
NC 7
0.01
6
CD-LD
MD/LPD 5
R2155
4
NC
J0JCC0000309
C2164
3
NC 10
DVD-LD 2
1
GND-LD
C2165 D2002
LB2011
0.1
G1C100KA0101 DA2J10100L
15 16 17 18
19 20 21
: +B SIGNAL LINE : CD AUDIO INPUT SIGNAL LINE : TUNER/AUX AUDIO INPUT SIGNAL LINE
R2182 R2183
10K 10K
C2170
LB2012
10 J0JHC0000045
C2171
0.01
14 13 12 11 10 9 8 29 7 6 5 4 3 2 1
IC2004
C0GBY0000117
5CH MOTOR DRIVER
15 16 17 18 19 20 21 30 22 23 24 25 26 27 28
C2178
C2172
1
0.1
C2180
LB2013
16V100P
J0JHC0000045
R2156
C2173 1000P R2157
100
1.2K
R2158 1K
F-
R2186 0
F+
T+
R2185 0
T-
C2168
2200P
C2169
2200P
R2169 LB2014
4.7 J0JBC0000134
R2167
4.7 R2168 C2182
R2170
100K 16V100P
Q2001
1K
B1ADCF000001
LASER DRIVE
C2181
16V100P
R2171 C2179
0.01
0
19 20 21
22 23 24
VDD_ADC
VSS_ADC
TEMP_DET R2114
C2184
KEY1 R2118
R2184
KEY2
10K
R2095 J0JCC0000309 OPEN_SW
R2097 J0JCC0000309 INNER_SW
KEY3
R2096 J0JCC0000309 CLOSE_SW
REGION1
LD-CCW
LD-CW
VOL_JOG R2131
R2162 0 R2159 6.8K TRVDRV
SMPS_ID
R2160 0 R2161 47K FODRV
R2163 0 R2164 100K TRDRV
0 R2166 15K SPDRV
R2165
ROT_JOG R2139
REGION2 R2106
REGION3 R2108
GND
BD
AC
F
VBIAS
E
LDO
MD
22 23 24
45
25 26 27
LB2002
J0JBC0000010
C2126
10
33K
PW_SOC_1R5V VO
LB2015
10
J0JBC0000010
10K
R2121
10K
R2123
10K
R2127
10K
R2129
0...PN
2.7K...PH
10K
R2135
33K...PH
12K...PN
10K
10K
10K
R2312...AKX18
0
R2314...PN
0
R2315...PH
0
TO MAIN (MICON)
CIRCUIT (3/3)
DA: MAIN (DAMP) SCHEMATIC DIAGRAM - 1
TU: MAIN (TUNER/AUX) SCHEMATIC DIAGRAM - 2
US: MAIN (USB) SCHEMATIC DIAGRAM - 3
BT: MAIN (BLUETOOTH) SCHEMATIC DIAGRAM - 4
VO: MAIN (VOLTAGE REGULATORS) SCHEMATIC DIAGRAM - 5
1/3 2/3 3/3
SA-AKX18PH/PN MAIN (MICON) CIRCUIT
25 26 27
28
P1
28