Panasonic SA-BT235P Service Manual page 107

29 30 31 32
SCHEMATIC DIAGRAM - 20
A MAIN(MICON) CIRCUIT
P1
QR7071
B1GBCFJJ0051
POWER CONTROL
R7072
3.3K R7071
10K
Q7071
C7075
B1ADNB000003
1
POWER SUPPLY
PW_D3R3V
PW_DC12V_A
PW_D3R3V_DSP
PW_D3R3V_TU
C7071
10
IC7003
C0DBZHE00026
R7062
HIGH SIDE SWITCH
C7072
0.1
1 IN OUT 5
PW_DC5V_D
GND
2
R7082
10K
R7063
3 EN OC 4
PW_DC5V_A
QUICK_PCONT1
QR7081
B1GBCFJJ0051
INVERTER
PW_A-7V
IC2302
C0CBABC00117
PW_A+7V
VOLTAGE REGULATOR
LB2301 1 2 3
J0JGC0000020
PW_SYS6V B0BC010A0269
C2315 C2316
1 1
R7061
2.7K
PW_VREF B1ABCF000176
PW_DC5V_DR
TO MAIN(MICON)
QR7019
SECTION (2/6)
B1GBCFJJ0051
DC DETECT
PW_DC12V_DR
TO MAIN(MICON)
SECTION (6/6)
33 34 35
: +B SIGNAL LINE : -B SIGNAL LINE : iPod/iPhone/AUX/OPTICAL/HDMI AUDIO INPUT SIGNAL LINE
QR7014
B1GBCFJJ0051
DC DETECT
IC7002
C0DBZYY00018
VOLTAGE REGULATOR
1 VO VIN 8
LB7041
C7041
J0JGC0000020
C7055
10
NC NC
2 7
1
R7043
C7054
1K
1
GND NC
3 6
C7056
470P
LB7042
4 CN CONT 5
C7042
J0JGC0000020
10
C7057
1
D7033 B0BC6R8A0266
LB7006
D7016 B0ACCK000005
J0JHC0000107
C7011
10
2.7K D7035 B0BC010A0269
LB7007
D7017 B0ACCK000005
C7012
J0JHC0000107
10
2.7K D7036 B0BC6R8A0266
D7018 B0ACCK000005
LB7009
C7014
J0JGC0000020
10
Q7004
R7012 C7017
B1ADNB000003
2.7K 10
CURRENT CONTROL
Q7005
B1ADCE000012
R7033 R7031 R7032 R7028
POWER CONTROL
39K 39K 27K 68K
D7037 R7009
2.7K
Q7006
B1ABMF000020
R7010
REGULATOR
470
Q7008
C7051
0.01
Q7007
DC DETECT
B1ABCF000176
C7059
C7021 C7022
DC DETECT
B0BC7R5A0266
1 10 10
LB7012
J0JHC0000107
D7020 B0ACCK000005
D7021 B0ACCK000005
C7019 C7058
6.3V1000 1
D7038 B0BC013A0269 LB7013
J0JHC0000107
C7020
16V470
36 37 38
: iPod/iPhone VIDEO INPUT SIGNAL LINE
D7013
B0ACCK000005
QUICK_PCONT1 C7067
10
QR7001 SYNC G1C4R7MA0172
B1GBCFGG0030 PW_SYS6V
DC DETECT DC_DET1
DRGND
D7023
B0BC027A0264
DC12V
PCONT
ECO_CTL
D7022 D7024
B0ACCK000005 B0BC5R1A0266
R7050
10K
R7005
5.6K
R7055
100K
H_MUTE
AGND
VGND
DGND
iPod_GND
GND
R7002
1.5
PW_A-9V
C7052
R7011
0.01
4.7K
C7016 C2107 0
10
GND_6
C2112 0
C2113 0
1.5
APD_L
PW_DC12V_A
R7007
3.9K
D7031
APD_R
PW_A+7V
PW_A-7V
APD
107
39 40 41
: AUDIO OUTPUT SIGNAL LINE : FM SIGNAL LINE
BP: MAIN(BP1): SCHEMATIC DIAGRAM - 1 ~ 2
D0: MAIN(BP1 CH0): SCHEMATIC DIAGRAM - 3
D1: MAIN(BP1 CH1): SCHEMATIC DIAGRAM - 4
DN: MAIN(DIGITAL NET): SCHEMATIC DIAGRAM - 5
EX: MAIN(EXBUS): SCHEMATIC DIAGRAM - 6 ~ 7
ET: MAIN(ETHER): SCHEMATIC DIAGRAM - 8
DH: MAIN(DAC HDMI): SCHEMATIC DIAGRAM - 9 ~ 10
FE: MAIN(BP1 FE): SCHEMATIC DIAGRAM - 11 ~ 14
PE: MAIN(BP1 PERI): SCHEMATIC DIAGRAM - 15 ~ 16
VO: MAIN(VIDEO OUT): SCHEMATIC DIAGRAM - 17
MA: MAIN(MICON): SCHEMATIC DIAGRAM - 18 ~ 23
TN: MAIN(TUNER): SCHEMATIC DIAGRAM - 24
L7014 CN2004
1 SYNC
2 SYS6V
3 DCDET D
TO
DC5V
4
SMPS CIRCUIT
5 GND
(JW2*)
DRIVE_GND
6
IN SCHEMATIC
7 DC12V
DIAGRAM - 30
8 DC18V
9 PCONT
10 POWER_CONT
R7051
0
K2002
0
R7056
Q7050
0
B1ABCF000176
MUTING CONTROL
C2204
47P
C2212
0.1 R2208
10K
R2207 R2209 R2212
100K 10K 10K
C2205
1
R2210
100
4 3 2 1 4 3 2 1
IC2201
C0ABBB000179 C0ABBB000179
OP-AMP
5 6 7 8 5 6 7 8
R2203 R2205 R2206
100K 100K 6.8K R2215 R2214
C2201 1
10K 100K
R2201
100K
C2211 C2206 C2207
0.1 10 0.1
R2202 C2203
100K 47P
C2202 1
R2204
100K
1/6 2/6 3/6
4/6 5/6 6/6
SA-BT235P MAIN(MICON) CIRCUIT
42
A
B
C
D
E
R2211
10K
D2201
B0ACCK000005
IC2202
R2213
1K F
OP-AMP
G
H