13
KDV-3241Y/MP4339
/MP4439/MP5032
OIPRPJR004A (MAIN UNIT IC403)
•
PIN
CONFIGURATION •
BLOCK
DIAGRAM
14
13
12
11
10
1
2
9
8
1
2
3
4
5
6
7
PIN FUNCTION
1. Vin3
2. SW1
3. Vin2
4. MUTE2
5. Vout2
6. GND2
7. GND1
8. V+
9. N. C.
10. Vout1
11. MUTE1
12. Vin1
13. SW2
14. V-
E-TDA7419 (MAIN UNIT IC601)
• PIN DESCRIPTION
Pin No.
Pin Name
I/O
Function
1
ACOUTR / AC2OUTR
O
AC coupling right output / HPF
fi
lter AC2OUT right channel
2
ACINR / FILOR
I/O AC coupling right input / HPF
fi
lter FILO right channel
3
ACINL / FILOL
I/O AC coupling left input / HPF
fi
lter FILO left channel
4
ACOUTL / AC2OUTL
O
AC coupling left output / HPF
fi
lter AC2OUT left channel
5
SE3L / ACINL
I
Single-ended input 3 left channel / AC coupling left input
6
SE3R / ACINR
I
Single-ended input 3 right channel / AC coupling right input
7
SE2L
I
Single-ended input 2 left channel
8
SE2R
I
Single-ended input 2 right channel
9
SE1L
I
Single-ended input 1 left channel
10
SE1R
I
Single-ended input 1 Right channel
11
DIFFL
I
Pseudo differential stereo input left
12
DIFFG
I
Pseudo differential stereo input common
13
DIFFR
I
Pseudo differential stereo input right
14
CREF
O
Reference capacitor
15
GND
S
Ground
16
OUTSW / OUTLR2
O
Subwoofer output / 2nd rear left output
17
OUTRF
O
Front right output
18
OUTRR
O
Rear right output
19
OUTLR
O
Rear left output
20
OUTLF
O
Front left output
21
MUTE
I
External mute pin
22
SCL
I
I2C bus clock
CIRCUIT DESCRIPTION
