Main (Usb) Circuit - Panasonic SA-AKX18P Service Manual

6.3.

Main (USB) Circuit

1 2 3
SCHEMATIC DIAGRAM - 3
A
A
MAIN (USB) CIRCUIT
B CN2500
1
NC 17
NC 16
NC 15
ROT_JOG 14
VOL_JOG 13
LCD_DATA 12
B
LCD_CE 11
TO
LCD_WR 10
PANEL
RMT 9
CIRCUIT (CN9000)
KEY1 8
IN SCHEMATIC
KEY2 7
DIAGRAM - 9
C KEY3 6
DGND 5
PW_SYS_3R3V 4
LED_DIMMER 3
PW_3R3V 2
PW_5V 1
17
D
E
F
G
NOTE: " * " REF IS FOR INDICATION ONLY
H
1 2 3
4 5 6 7
: +B SIGNAL LINE : USB SIGNAL LINE
C2526
0.01
ROT_JOG
VOL_JOG
FL_DAT
FL_CS
FL_CLK
RMT
KEY1
KEY2
KEY3
DGND
PW_SYS_3R3V
LED_DIMMER
PW_3R3V
PW_5V
D
TO
USB CIRCUIT (ZJ9301*)
IN SCHEMATIC
DIAGRAM - 10
4 5 6 7
8 9 10
Q2500
DSA200100L
R2503
SWITCH
330
R2510
100K
R2504
10K
QR2500
B1GBCFGN0016
IC2502
LED DRIVE
C0DBZYY00716
HIGH SIDE SWITCH
3 /OC 4
EN
2 GND
VIN
1 5
VOUT
C2506 C2507
0.1
IC2501
C0DBZYY00716
HIGH SIDE SWITCH
EN
3 /OC 4
MI
MI
2 GND
MI
VIN
MI
1 VOUT 5
MI C2504
C2508
0.1
4.7
MI
MI
MI
MI
MI
MI VO
MI
R2501
MI VO
100
VO
6 7 8 9 10
IC2500
C1CB00003106
SELECTOR
5 4 3 2 1
CN2502
G1
USB_A_D+ 1
USB_A_D- 2
USB_B_D- 3
USB_B_D+ 4
DGND 5
PW_USBA_5V 6
PW_USBB_5V 7
PW_D5V 8
G2
8 9 10
16
11 12 13
USB_REC_LED MI
USB-B
MI
LB2503
0
PW_USB5V
VO
4.7
DGND
MI
USB_OVC
MI
USB-A MI
PW_5V
VO
R2514
2.2K
USB_MUX_OE
MI
USB_SEL MI
PW_SYS_3R3V
MI DA
R2507
R2520
0
2.2K
C2505
0.1
USB_D+
MI
USB_D-
MI
DA: MAIN (DAMP) SCHEMATIC DIAGRAM - 1
VO: MAIN (VOLTAGE REGULATOR) SCHEMATIC DIAGRAM - 5
MI: MAIN (MICON) SCHEMATIC DIAGRAM - 6 ~ 8
C2511 0.1
C2510 0.1
C2509 0.1
SA-AKX18P MAIN (USB)
11 12 13
14
A
B
C
D
E
F
G
CIRCUIT
H
14