Denon DN-S3700 Service Manual page 29

BLOCK DIAGRAM
S3700 block Diagram
Main
Main
+5V
CX222
CD MECHA
CX241
+5V
Flash ROM
2MB 16Bit
SDRAM
16MB 16Bit
PANEL3
PANEL3
LED x2
Panel 2
Panel 2
SW x2
LED x17
SW x11
CD IN LED
CD IN LED
LED x3
FWD/BOTH
FWD/BOTH
Select
Select
SW
x1
+12V
+5V
1.5V Reg.
+3.3V
+1.5V
5ch Motor
driver
CD SERVO DSP
BD7956 EFS
BU9547KV
(ROHM)
ROHM
8 2 3 3
+3.3V
+1.2V
EXTAL
RST CPU
IC
SH7263
RENESAS
USB
X'tal 48MH
CLK
CX151
15pinFFC
CY151
15pinFFC
Panel 1
Panel 1
1
3
3
S/P Driver P/S buff
TB62725BF 74LV165
S/P Driver
TB62725BF
LV14
4
LED x46 SW x31 ENC x2
Tr +5V
3-8 DEC
SN74LV138
Xtal
16.9344MH
XI
DABCK / DALRCK / DATA
CLKIN
Audio DSP
TMS320DA710GDH300
32bit
Audio Trick-play
8MWx16bit
Audio EFX
SDRAM
8MWx16bit
MP3 DECx2
(TI)
+3.3V
+1.2V
MUTE
1.2V
ADSP_RST
DC-DC
+1.2V
UHPI control
D-Sync
CUE / PLAY
+5V
Power SW
USB_EN / USB_FLG
BD2041
USB SW
2
TS3USB221
PS2PWR
UART / other
Sub CPU RST
JOG A/B, TT A/B
SPI / FL_RST
16bit BUS
STROBE LED
CX072
7pinFFC
CY072 7pinFFC
+32V
+3.3V
VFD UNIT
+5V
Character
+3.3V
25 100dot
F1, F2
SLIDE_VR
SLIDE_VR
UNIT
UNIT
Motor UNIT
FG3700
29
DN-S3700
Audio
Audio
+5VA
+3.3VA
CX112 CY112
MUTE
Audio
DAC
DAC16.9M
PCM
1791
SPDIF
+5VA
9VA
+3.3VA
9P-KR
SDRAM
Power
Power
9P KR-DA
CX071 CW071
9VA
+12V
+12V
+5V
+5V
DCDC
+3.3V
+3.3V
+3.3V
Reg
CX081
RJ45
9V
9VA
Reg
Mini
JK401
Jack
8V
8V
Reg
2
USB +40V
HV( +40V
CX041
A Reg
2
USB
F1, F2( AC3.8V
B CX045
CX181
CY181
Motor Drive
Reg. SUB CPU
SH7125
CX042
CW042
HV
CX121
8V
CX141
CY141
8V
Motor Drive
9VA
Audio
LPF&AMP RCA
OUT L
JK801
LPF&AMP
RCA
Audio
OUT R
+5V
D.Audio
SPDIF
JK802
OUT
RCA
Drive
+5V
CY091
AC INPUT
AC INPUT
CW091
+5V
AC IN
CX021
2P VH
AC SW
SW
TRANS
CY022
2P VH
2P VH CX022
PS2PWR
+5V
4 PS2/ 2 MINI
IF DIN
+5V
SPI
LTC2624
8V
14pinEH
14pinEH
MOTOR DRIVE
UNIT