TMR-IF630R
4-1. BLOCK DIAGRAM
— 5 —
— 6 —
SECTION 4
DIAGRAMS
L
J3
J1
SW1
R
A
AUDIO
IN
B
LINE
INPUT
SOURSE
SW2
J4
+9V
9
3
13
7
1
5
IC1
ALC AMP.
VCC
IN2
IN1
Q30
OUT2
2
7
IC601
COMPRESSOR
OSCILLATOR/
MODULATOR
D51,Q51
INPUT
L-CH
L51
2.3MHz
OSC COIL
L52
C60-C62
OUT
8
6
VCC
OUT1
-
+
VREF
G.CELL
LPF
Q52
RV51
RF LEVEL
BUFFER
(CHG)
Q54
LED DRIVE
Q53
+9V
LED DRIVE
2
7
IC602
COMPRESSOR
OSCILLATOR/
MODULATOR
D1,Q1
INPUT
R-CH
L1
2.8MHz
OSC COIL
L2
C10-C12
+5V
+5V
OUT
10
9
IC603
TIMER
VDD
8 TIMER OUT
TIMER OUT
8
6
VCC
-
+
VREF
G.CELL
LPF
Q2
RV1
RF LEVEL
BUFFER
Q4
LED DRIVE
Q3
LED DRIVE
D30
(IR LED)
D33
D34
D37
D38
PHONES
0dB
ATT
DC IN 9V
-12dB
LEFT
RIGHT
RIPPLE
FILTER
Q605
PULSE
GEN
Q604
CHG LED
DRIVE
IC2
D601
Q601
+5V REG.
IC3,Q32
AUDIO
INPUT DET
IC604(2/2)
IC604(1/2)
CHARGE2
BATTERY
SENSE
Q33-Q35
AUTO ON/OFF
Q603
CHARGE OUT
Q606,Q607
RF POWER OFF
Q602
CHARGE1
16
Signal path.
: RF
: ANALOG
TO
MDR-IF630R
(BATTERY CHARGER)
