Panasonic SA-AKX74PH Service Manual page 89

29 30 31 32
SCHEMATIC DIAGRAM - 7
B MAIN(MICON) CIRCUIT
TO MAIN(MICON)
CIRCUIT (2/10)
P1
CN2007
SMPS_ID 15
PCONT 14
DC16V 13
+16V_GND 12
ECO_CTL 11
M
TO DCDET2 10
SMPS CIRCUIT TEMP_DET 9
(CN5802)
SYS3.3V 8
IN SCHEMATIC
SYNC 7
DIAGRAM - 22 +35V_SENSE 6
+35V_SENSE 5
OUTP_GND 4
OUTP_GND 3
-35V_SENSE 2
-35V_SENSE 1
ZJ2001*
B +35V_SENSE
6
TO
+35V_SENSE 5
MAIN(D-AMP)
OUTP_GND 4
CIRCUIT (ZJ5000*)
OUTP_GND 3
IN SCHEMATIC
-35V_SENSE 2
DIAGRAM - 15
-35V_SENSE 1
R2340 R2338 R2336 R2333
470 470 470 470
R2341 R2339 R2337 R2334
470 470 470 470
R2335
Q2035
1K
B1BABG000007
BEATPROOF SWITCH
DA PW_-35V
PW_+35V
DA
OUTPUT_GND
DA
MI: MAIN(MICON): SCHEMATIC DIAGRAM - 5 ~ 14
DA: MAIN(D-AMP): SCHEMATIC DIAGRAM - 15 ~ 16
NOTE: " * " REF IS FOR INDICATION ONLY
33 34 35
: +B SIGNAL LINE : CD AUDIO INPUT SIGNAL LINE
: -B SIGNAL LINE : AUX/TUNER/MUSIC PORT/MIC AUDIO INPUT SIGNAL LINE
UP_DGND
R2398 0
SMPS_ID
PCONT
PW_+9V
PW_+16V
FL_GND
R2400 0
ECO_CTL
DC_DET_PWR
PW_M+5V
TEMP_DET
R2353 0
SYS3.3V
SYNC
PW_+18V
C2194 0.01
R2431
0
R2273 2.2
QR2005
B1GBCFJJ0051
R2274 2.2
DC DETECT
R2275 2.2
R2276 270 M+5V_GND
Q2023
B1ADCE000012
PW_+5V
CURRENT LIMITER
PW_CD+3.3V
GND
DA_GND
LED_GND
USB_DGND
AGND
DGND
SMPS_BP
36 37 38
: AUDIO OUTPUT SIGNAL LINE : FM SIGNAL LINE
: AM SIGNAL LINE : USB SIGNAL LINE
Q2022
B1AAJC000019
D2018 D2022
+5V VOLTAGE REGULATOR B0EAKM000117 B0EAKM000117
D2020
B0EAKM000117
C2191 R2278 C2198
0.01 100 16V1000
R2279
0
C2187 C2188 D2017
0.01 10V33 B0BC5R6A0266 R2399
0
IC2014
C0DBEYY00123
+3.3V VOLTAGE REGULATOR
1 VOUT VCC 8
C2249 R2421
10V33 15K
2 FB NC 7
R2422
0
R2296 0
3 GND NC 6
R2425
R2432 0
4.7K
R2068 0 4 NC EN 5
R2010 0
R2011 0
C2277
R2087 0
3 C2202
0
2
ZJ2000
1
TO MAIN(MICON)
CIRCUIT (8/10)
89
39 40 41
IC2010
C0DAAYG00001
+9V VOLTAGE SWITCHING
REGULATOR
5 4 3 2 1
TO MAIN(MICON)
CIRCUIT (4/10)
R2156
1M
L2000
G0A330ZA0045
C2167 R2176 C2171
0.47 1.5K 16V1000
C2278
0.01
R2424
6.8K
C2009 R2192
0.01 1K C2234
25V1000
IC2011
C0DAAYG00001
+5V VOLTAGE SWITCHING
REGULATOR
5 4 3 2 1
R2429
1M
L2001
G0A330ZA0045
C2201 C2010
10 0.01 0.47
R2409 R2311
2.7K 1.5K
C2007
0.01
C2004 R2408 C2226
0.01 1K 6.3V820
1/10 2/10 3/10 4/10 5/10
6/10 7/10 8/10 9/10 10/10
SA-AKX74PH/PN MAIN(MICON) CIRCUIT
42
P1