+24V
Bridge
DC-DC
+5V
+3.3V
AC Inlet
Input
+14V
-14V
ON : Vt < 18V
Vt
Fuse
7$9
RS-232
RS-232C
RCA
CD
L
R
Input
-10dBu
Input
-10dBu
SD Card
8GB
1
2
3
Output
1
2
3
Output
Type A
USB
USB
Type B
Current Limited
VBUS
+5VD
G:+36~+48dB
R
G:+4dB
G:+4dB
G:+0dB
G:+0dB
U-COM
Live
LED
8MHz
SRAM
4Mbit
BHE,
BLE
LCD, STN, 128*64
-50dBu
+3.3V
G:+10dB
Front B'd
FR4 2layer
G:-15dB
G:-15dB
Fc:40kHz
Fc:40kHz
G:+0dB
G:+0dB
MIC_SEL
DAC
BCLK
MCLK
LRCK
SDAT
MP3 EN/DEC
12.288MHz
Fc:44kHz
G:+9.6dB
Fc:44kHz
G:+9.6dB
G:0dB
G:0dB
A/BMUTE
Crossed FB
G:0dB
24V / 9.6mA
Crossed FB
G:0dB
24V / 9.6mA
G:-10dB
G:-10dB
NJM3414AV
Phones Volume
LED
-24, -18, -12, -6, -3, 0, Over
LED
-24, -18, -12, -6, -3, 0, Over
G:+3dB
G:+3dB
250mW/50ohm
USB
Type B
Type A USB
RST_VS1063A
SPI,CCS,DREQ
AD0~7
WR
EN
Push Encoder
A
B
Push
STOP PLAY
Momentary Switch
LED
PAUSE REC
STOP PLAY PAUSE REC
Reset
Switch
DC-DC
DC-DC
DC-DC
Power Distribution
DC24V
D-SUB09P
PHONE04P
1
2
3
4
5
6
7
8
9
PHONE09P
PMBFJ112
PMBFJ112
c
.w
10KA
c
.w
10KA
c
.w
2
0KA*2
PHONE JACK
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