MDR-IF4000
3-2. BLOCK DIAGRAM
| IC001 |
|
| |
IR |
| FRONTEND |
|
|
RECEIVER |
|
|
|
|
|
| SID/ | AMP |
|
5 IN |
| OUT 16 | 10 ADIN A/D | |
I/V | GCA/ | |||
|
| BPF |
|
|
| IC101 |
|
|
| IC201 |
|
|
|
| |
IR RECEIVER/DSP |
|
| D/A CONVERTER |
|
| IC302 |
| |||
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
| RV201 |
| HEADPHONE |
|
| BUS |
|
| 16 SCKI |
|
| AMP |
| ||
|
| APX 31 |
| VOL w |
| 5 | SP002 | |||
DEMODULATOR | DATA | I/FOUTPUT | LRCK/RCS 59 | 1 | LRCK |
|
|
| ||
VOUTL | 9 |
| 4 | SPEAKER | ||||||
|
|
| DAOUT/ |
|
|
| ||||
|
|
|
|
|
| (L CH) | ||||
|
|
|
|
|
|
|
| 8 | ||
|
|
| ROUT 60 |
|
|
|
|
| ||
|
|
| 2 | DATA |
|
| Q302 |
| ||
|
|
| BCK/RCLK 54 | 3 | BCK |
|
| MUTE |
|
|
|
|
|
|
|
|
|
|
| 5 | SP001 |
|
|
|
|
| PD | VOUTR | 8 |
| 4 | SPEAKER |
|
|
|
|
|
| (R CH) | ||||
|
|
|
|
|
|
|
| 8 | ||
|
|
|
|
| 4 |
|
|
| ||
|
|
|
|
|
|
| Q301 |
| ||
|
|
|
|
|
|
|
|
| ||
RAM |
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
| MUTE | IC301 |
| |
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
| Q101 |
|
| HEADPHONE |
|
|
|
|
|
|
|
|
| AMP |
| |
|
|
| 61 |
|
| MUTE |
|
|
| |
|
|
|
|
|
|
|
|
| ||
|
|
| DTVALID |
|
| DRIVE |
|
|
|
|
CONTROL |
| XRST 13 |
|
| 1 VOUT | VDD 2 | +2.5V |
|
| |
|
|
|
|
|
| IC102 |
|
|
| |
|
|
|
|
|
| RESET |
|
|
| |
|
|
|
|
|
|
| S701 |
| S701 |
|
|
|
|
|
|
|
|
|
|
| |
+1.5V
+2.5V
IC501
+1.5V
REGULATOR
5 VOUT | VIN 2 |
IC502
+2.5V
REGULATOR
D501
5 VOUT | VIN 1 |
OUT LX
IC503
+2.8V DC/DC
IC601
LEVEL DETECT
1 | 2 |
Q601,602
+B SWITCH
D502
POWER
AUTO
ON/OFF
D601 S602 S601
BATTERY
DETECTCHARGE TERMINAL
CONVERTOR
RECHARGEABLE |
| |
BATTERY | ・SIGNAL PATH | |
| ||
1.2V 550mAhX2 | : ANALOG | |
| ||
| : RF |
11 11
