Ic Description - Aiwa SX-DV1 Service Manual

IC DESCRIPTION -1/3 (IC,M34513M2-420FP -1/1)
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Pin No. Pin Name
1 FAUL
2 RLY
3 PWR
4 MUTE LED
5 SRSLED
6 CLK
7 RTRYA
8 RTRYB
9 RESET
10 CNVSS
11 XOUT
12 XIN
13 VSS
14 VDD
15 VDCE
16 TXD
17 RXD
18 KEY
TE
19 HPIN
L 13942296513
20 POWER DET
21 BURST IN
22 PWR
23 SC
24 SI
25 WOOFER
26 CLOCL
27 DATA
28 LATCH
29 BURST OUT
30 BASS
31 TREBLE
32 DEFEAT
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I/O
I AUDIO MUTE Active: H
O RELAY SW Active: L
O POWER LED Active: L
O Control of MUTE Light Emitting Diode. Active: L
O Control of SURROUND Light Emitting Diode. Active: L
I CLK (communication with a DVD microcomputer.)
I Rotary encoder A ctive: L
I Rotary encoder B Active: L
"The input-and-output terminal of a reset pulse. Under the system reset by the time of reset
I/O
generating by the watch dock timer, and the sag detection circuit L is outputted."
- It connects with Vss and this terminal surely impresses L.
O The output terminal of a system clock generating circuit.
I The input terminal of a system clock generating circuit.
- GND terminal.
- Power supply supply terminal.
I "Operation or a stop of a sag detection circuit is controlled. H: Operation, L : stop"
I TXD(Communication with a DVD microcomputer.)
O RXD(Communication with a DVD microcomputer.)
I KEY input
I Headphone detection input. Active: 2.5V UNDER
I "For abnormal detection of a power supply circuit. ctive: 2.5V OVER"
I For intermittent oscillation control of a power supply circuit Active: 2.5V OVER
O SW for power supply circuits Active: L
O Communication with IC for volume control
O Communication with IC for volume control
O SUB WOOFER SW Active: H
O Communication with IC for SARAUNDO control
O Communication with IC for SARAUNDO control
O Communication with IC for SARAUNDO control
O For intermittent oscillation control of a power supply circuit. Active: L
O Control of BASS Light Emitting Diode. Active: L
O Control of TREBLE Light Emitting Diode. Active: L
O Control of TONE DEFEAT Light Emitting Diode. Active: L
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Description
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XA-DV1
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