Block Diagrams - Sony MDR-RF5000 Service Manual

3-1. BLOCK DIAGRAM
ANT2301 ANT2302
ANT 1
ANT 2
RX-RF
BLOCK
+2.4V
+3.3V
+2.8V
• SIGNAL PATH
: ANALOG
L-CH OUT
R-CH OUT
MUTE
CH/ID SYNC SW
S2301
TUNE/ID SET
SYNC_BEEP
Q2304,2305
BEEP OSC
VDD2.8
+2.8V
VDD3.3
+3.3V
IC2504
+3.3V DC/DC CONVERTOR
IC2505
SW
4
+2.8V REGULATOR
8 FB
5 OUT IN 1 7 VOUT VIN 3
D2301
TUNE/ID SET
IC2301
POWER AMP
VO1 5
4 VIN
VO2 5
Q2301
VCC 5
MUTE
IC2302
POWER AMP
VO1 5
4 VIN
VO2 5
Q2302
MUTE VCC 5
S2501
(AUTO ON/OFF)
Q2502,2503
B+SWITCH
BATTERY VOLTAGE
LATCH
DETECT
3
PRE 7 VOUT VIN
Q 1 2
D 2
CLK
RECHAGEABLE
1 BATTERY VOLTAGE
BATTERY PACK
DETECT
BP-HP2000
1 VOUT VIN 2
Q2501
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION LR6)
2PCS. 3V
9 9
SP2001
L
+2.4V
SP2002
R
+2.4V
CN2501
D2504
BATT2 3
BATT1
4
TERMINAL
BATT_TEMP 5
(TO TMR-RF5000/DP-RF6000)
BATT_DET 2
THERMISTOR
(Ni-MH)
S2502
(BATTERY DETECT)
2.4V
OR
MDR-RF5000/RF6000
CHARGE