Main (Usb) & Tuner Circuit - Panasonic SA-PM250EB Service Manual

13.7. MAIN (USB) & TUNER CIRCUIT
1 2 3
SCHEMATIC DIAGRAM - 6
A
B MAIN (USB) CIRCUIT
CN6001
R6002 0
6
G
4
DGND
B USB_D+ 3
USB PORT
USB_D- 2
USB_5V 1
G
5
C6012 10P
R6006
1000P
C6013 10P
C
D
C
TUNER CIRCUIT
E
R80
0
CK81
JK51
F G3
C51 L51
1000P G1CR18JA0020
FM ANT
G2
VA51
LB51
G1 B0ZBZ0000156
J0JYC0000656
G
NOTE: " * " REF IS FOR INDICATION ONLY
H
1 2 3
4 5 6
: +B SIGNAL LINE : USB SIGNAL LINE
IC6003
C0DBZYY00712
HIGH SIDE SWITCH
R6003 0
PW_5V
SU
5 4
OUT IN
C6010
0.1
EN GND /OC
1 2 3
DGND
SU
R6005
2.2K
USB_EN MI
USB_OVC
MI
R6000
100K
PW_D3R3V
SU
D+ MI
D-
MI
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 1 ~ 2
SU: MAIN (SUPPLY): SCHEMATIC DIAGRAM - 3
: +B SIGNAL LINE : TUNER AUDIO INPUT SIGNAL LINE : FM SIGNAL LINE
C66 C69
33P 10P
R59 2.2K
R60 330
IC52
VUEALLPT094
R66
AM/FM RADIO RECEIVER
0
T1 20 19 18 17 16
C67
LB52 LIN
3P R65 0
1 NC 15
0 RIN
R51 2.2K
2 FMI DFS 14
R52 560
3 RFGND DOUT 13
THERMAL
PAD
4 12
AMI GND
L54 0
VDD
5 RST 11
C65 VIO
C61
0 C68
6 7 8 9 10
0.1
10
R55 220
R56 220
R57 1K
C62
0.1
4 5 6
7 8 9
CN51
1 TUN_LRCK
2
TUN_DATA
B
3 TUN_BCK
TO
4 DGND
MAIN (DAMP)
5 PW_3R3V
CIRCUIT (CN8002)
6 TU_SCLK
IN SCHEMATIC
7
TU_SDIO DIAGRAM - 4
8 TU_RESET
9 TU_INT
R64 0
7 8 9
52
10 11 12 13
SA-PM250EB/EC/EE/EF/EG MAIN (USB) / TUNER
10 11 12 13
14
A
B
C
D
E
F
G
CIRCUIT
H
14