Ic Pin Function Description - Sony HCD-VZ30AV Service Manual

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IC PIN FUNCTION DESCRIPTION

• MAIN BOARD IC401 M30620MCA-A35FP
Pin No. Pin Name
1 CD_DATA
2 CD_CLK
3 XLT
4 AC CUT
5 CAN'T USE
6 SQ_DATA_IN
7 SQ_CLK
8 BYTE
9 CNVss
10 Xcin
11 Xcout
12 RESET
13 Xout
14 Vss
15 Xin
16 Vcc
17 NMI
18 WAKE_UP
19 SCOR
20 RDS-INT
21 RDS-DATA
TE
L 13942296513
22 CD-POWER
23 STBY-RELAY
24 PROTECT
25 STK MUTE
26 FRONT-RELAY
27 FAN CONTROL
28 REAR-RELAY
29 IIC_CLK
30 IIC_DATA
31 TxD1
32 RxD1
33 CLK1
34 RTS1
35 HEAD PHONE
36 LINE-MUTE
37 OTM RESET
38 MC TEST
39 CLOCK-OUT
40 PL-LAT
41 PL-CLK/SUR1
42 PL-DATA/SUR2
43 502-LAT
44 502-DATA
www
45 502-CLK
46 ST-CLK
47 ST-DIN
.
48 ST-DOUT
49 ST-CE
50 TUNED
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I/O
O BD data out
O BD clock
O BD LAT
I AC cut ON (L) / OFF (H) Check
O Not used
I BD sub-Q Data in
I BD sub-Q Clock
— EXT. Data bus width select input
— To FLASH connector 8 / Pull-down to Vss
—
Sub clock in
— Sub clock out
— To FLASH connector 9 / Reset
— Main system clock out
— Vss
— Main system clock in (16 MHz)
— Power supply (+5 V)
I
Pull up (Ever +5 V) not used
I Wake up (L)
I BD sub-Q request
I RDS INT
I RDS data
O CD-Power ON (H) / OFF (L)
O Standby relay
I
Speaker protect ON (L) / OFF (H)
O STK ON (H) / OFF (L)
O Front speaker relay
I Fan control (ZMD)
O Rear speaker relay
I IIC SCL
I IIC SDA
O To FLASH connector 2 / LDON (ZMD)
O To FLASH connector 7 / 1-2 (ZMD)
O To FLASH connector 6 / DVD_OVER (ZDVD) / DA-Mute (ZMD)
O To FLASH connector 3 / OPT_SEL (ZMD)
I Headphone detect Yes (H) / No (L)
I/O TA Line-Mute ON (H) / OFF (L)
O DVD If ucom reset / MDM power down
I/O MC test normal (Open) / Test (L)
O Clock check
O Pro-Logic latch
O
Pro-Logic clock / Surround 1
O Pro-Logic data / Surround 2
O M61502 latch
O M61502 data
O M61502 clock
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O Tuner clock
I Tuner data in
i
O
Tuner data out
O Tuner chip ENB
I Tuned IN (L) / OFF (H)
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Description
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