Panasonic SA-MAX750LMK Service Manual page 67

15 16 17
SCHEMATIC DIAGRAM - 13
A
MAIN (DAMP) CIRCUIT
P1
D5211
B0HCMM000019
D5212
B0HCMM000019
3
1 3
R5215
10
C5207 R5216 R5220 C5814
L5007
1 2.7K 2.7K 1
G0C7R5M00001 C5208
0.1
2 4
4
R5115
1 3
10
C5107 R5116 R5120
L5003 1 C5108 2.7K 2.7K
0.1
G0C7R5M00001
2 4
D5111
B0HCMM000019
D5112
B0HCMM000019
D5311
B0HCMM000019
D5312
B0HCMM000019
2
1 3
R5315
10
L5008 C5307 R5316 R5320
1 2.7K 2.7K
G0C7R5M00001 C5308
0.1
2 4
1
R5415
1 3
10
C5407 R5416 R5420
1 C5408 2.7K 2.7K
L5004
0.1
G0C7R5M00001
2 4
D5411
B0HCMM000019
D5412
B0HCMM000019
TO MAIN (DAMP)
CIRCUIT (1/4)
MI DC_DET_AMP
MI SW-
MI SW+
MI FL+_HI
MI FL+_LO
MI FR+_LO
FR+_HI
MI
MI DAMP_FHOP
NOTE: " * " REF IS FOR INDICATION ONLY
18 19 20
: +B SIGNAL : -B SIGNAL : AUDIO OUTPUT SIGNAL LINE
IC5009
C0DBCZC00003
SWITCHED CAPACITOR
VOLTAGE CONVERTER
1 FC V+ 8
LEFT-_LOW
2 CAP+ OSC 7
C5835 C5834
22 22 3 GND LV 6
4 CAP- OUT 5
C5047 C5833
0.1
R5835
0
LEFT+_LOW
QR5006
B1GDCFNN0032
DC DETECT
QR5005
R5017
B1GBCFJJ0007
R5089 5.6K
D5011
0
DC DETECT
DGND
C5060
R5322
47K
LEFT+_HIGH
PW_-26V_COM
R5054
4.7K
GND
IC5006
C0JBAB000902
HEX INVERTER
LEFT+_MIDLOW
C5030 0.01
1 1A
C5031 0.01
2 1Y
D5009
B0ACCK000005
3 2A
C5032 100P
4 2Y
D5008
R5038
B0ACCK000005
1M
5 3A
R5065
0
C5033 100P
6 3Y
C5034 100P
7 GND
X5102 R5039
H2A464300001 1M
DC_DET_AMP
C5036 47P
C5035 R5066
100P 0
C5037 47P
SW-
SW+
R5040
22
FL+_HI
FL+_LO
FR+_LO
FR+_HI
21 22 23
L5013
G1C100KA0101
PW_5V_IR
C5081
C5832
0.1 0.1
L5012
G1C100KA0101
PW_-5V
C5080 C5082
D5010
22 10 10
B0ACCK000005
IC5003
C0ZBZ0001675
TEMPERATURE SENSOR
VTEMP
R5018 C5054
4 VCC 3 0 2.2
C5059
GND 2
0.01
5 OS 1
CTRL DC_DET_AMP
DZ2J051M0L
4.7
R5047
120K
Q5016
B1ABCF000176
DC DETECT
C5061
R5048
0.1
12K
C5038
1
VCC 14
6A 13
R5041
1M
6Y 12
5A 11
R5042
100
5Y
5Y 10
4A 9
4Y
PW_+37V
4Y 8
R5063
100
DGND
GND
PW_-37V
TO MAIN (DAMP)
CIRCUIT (4/4)
24 25 26
R5418 68K
R5618 120K
R5218 120K
R5118 120K
Q5013
Q5017
B1ABCF000176
B1ABCF000176
DC DETECT
DC DETECT
C5042
C5068
6.3V47
6.3V47
R5068 R5049
10K 10K
Q5012
B1ABCF000176
DC DETECT
DGND MI
DAMP_PVCONT MI
PW_+37V
MI
L5017
G0C7R5M00001
4 3
2 1
CN5001
10 +37.5V
9 +37.5V
C5017
0.1
8 +37.5V L
TO
7 POWER_GND
SMPS CIRCUIT
6 POWER_GND
(ZJ1852*)
5 POWER_GND
IN SCHEMATIC
4 POWER_GND
DIAGRAM - 24
3 -37.5V
C5018
0.1
2 -37.5V
1 -37.5V
PW_-37V MI
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 5 ~ 11
1/4 2/4
3/4 4/4
SA-MAX750 MAIN (DAMP)
27 28
A
B
C
D
E
F
G
CIRCUIT
H