Panasonic SA-BT300PX Service Manual page 94

43 44 45 46
SCHEMATIC DIAGRAM - 26
B MAIN CIRCUIT
: +B SIGNAL LINE
P1
CN102
G1
R248
XDIAG 1
10K
XRESET 2
SBI 3
FOR DEBUG
GND 4
D3R3V 5
SBO 6
G2
CN803
1
XFWE 30
BP_STATE 29
HDMI_PON_H 28
SD_BOOT 27
XBPRST 26
DGND 25
X_SW3R3V 24
SBPTM 23
SBMTP 22
SCLK 21
DGND 20
P_STANBY_H 19
HDMI_CONT 18
A
HDMI_MONI 17
TO
XMPREQ 16
DIGITAL(DIGITAL NET)
XINTM 15
CIRCUIT (P58004)
XINTP 14
PW_GOOD_H 13
OPTIN_SEL 12
DGND 11
R220
DGND 10
0
ET_WAKWUP
9
ET_TXER 8
DGND 7
DGND 6
X_SW5R8V
5
X_SW5R8V 4
X_SW13V 3
X_SW13V 2
SYS6V 1
30
TO MAIN
SECTION (3/8)
47 48 49
: -B SIGNAL LINE : BD/DVD AUDIO INPUT SIGNAL LINE : iPod/AUX/MIC AUDIO INPUT SIGNAL LINE
Q7091
R7091 R7092 B1ABGC000005
47 47
SWITCH
D12V
C7091
0.1
R7093
R7094
47K
4.7K
OPE_SBI
OPE_SBO
NPMUTE
C121
QR102
1
B1GDCFJJ0047
BP_STAT
INVERTER
HDMI_P_ON_H R256
100
SD_BOOT
1 P11 VDD
XBPRST
WMUTE
2 P12 P10
PVCONT_ON
3 P13 P9
SYS3R3V
4 P8
P14
P_STANDBY_H
SBPTM
5 P15 P7
SBMTP P16
6 P6
V_OUT_MUTE
SCLK
7 P17 P5
8 VSS P4
SD_L
P_STANDBY_H
9 P18 P3
HDMI_CONT
10 P19 P2
HDMI_MONI
11 P20 P1
XMPREQ CBCH_SW
12
P21 CLR#
XINTM
13 P22 STB#
XINTP_OUT
14 P23 CLK
PW_GOOD
P24 DATA
15
OPTIN_SEL PWBPF
XINTM_OUT QR101
B1GBCFLL0037 IC101
INVERTER C0JBAZ002843
ETH_WAKE
AGND 24BIT SERIAL
ETH_TXER
PARALLEL CONVERTER
DGND
IC7002
D5V
C0DBZYY00018
VOLTAGE REGULATOR
D12V
D5R3V D3R3V
VO VIN
1
C7055
NC
NC
2
1
GND NC
3
C7056
470P
4 CN CONT
TO MAIN
SECTION (8/8)
50 51 52
: iPod VIDEO INPUT SIGNAL LINE
SYNC
D5R3V
DCDET
-13V
GND
DGND +18V
PCONT R7003 1K
D5V R7053 560
SYS3R3V
30
29
iPod_SEL
28
27
D7050
26
MA2J1110GL
HPMUTE
25 PVCONT_ON R7050 3.3K
HDMI_P_ON_H
24
AVRS_ON_H
23
DMIX_OUT_SEL
22 PVCONT R7051 100K
MUTES
21
MUTEF
20
MRST
19
DGND
EXTIOSTB
18
EXTIOCL
17
EXTIODO
16
D7003
MAZ8270GLL
GND
DCDET
8
R7013 C7005 T7001
47K 35V47
G4D1A0000117
SWITCHING
7
TRANSFORMER
-VP
6
D7006
B0JAME000029
5
C7054
1
LB7001
J0JBC0000041
FL-
C7004
LB7002
J0JBC0000041 6.3V220 B0JCMD000010
FL+
94
53 54 55
: AUDIO OUTPUT SIGNAL LINE : FM SIGNAL LINE
C7067
10V100
CN7001
1 SYNC
L7014 G0A200D00002
2 SYS6V
3 SYS6VGND
K
4 DC_DET TO
5 -13V SMPS CIRCUIT
(CN5802)
6 GND
IN SCHEMATIC
7 GND
DIAGRAM - 40
8 +18V
9 +18V
10 PCONT
11 PVCCH
QR7051
B1GDCFJJ0047
SWITCH
Q7050
B1ABCF000176
SWITCH
C7050 R7054
R7052
0.22 100K
6.8K
L7001
G0C390JA0055
2
R7004 C7006
IP7001
2.7K 35V33
K5H7512A0010
1
D7013
MA2J1110GL
Q7001
B1BABK000001
POWER SAVE
4
CONTROL
5 3
6 2
7 1
8 9
D7005
R7006 C7070
47 3900P
1/8 2/8 3/8 4/8
5/8 6/8 7/8 8/8
SA-BT300PX MAIN CIRCUIT
56
A
B
C
D
E
F
G
H