Sony cdx ca 697x

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3-1. DESCRIQAO DOS PINOS DOS IC's

~ CDX-CA697X
SEQAO 3
DIAGRAMAS

- IC801 MN101C49KTG1 (SYSTEM CONTROL)

Pin No. Pin Name I/O Pin Description
1 VREFi 7 Ground for A/D converter power supply
2 VSM I S»meter voltage detection signal input from tuner unit (TU601)
3 NIL I Connect to ground.
4 KEYINI I Key signal input
5 KEYINO I Key signal input
6 RC 1N0 I Rotary commander key signal input from remote injack (CNPSOI)
7, 8 NIL I Not used. (Connect to ground.)
Destination set up detection signal input (L: CDX-CA650X/CA660X,
9 DSTSEL I
H: CDX-CA690X)
10 VREF+ i A/D converter power supply
11 VDD 7 Power supply (+5 V) input pin
12 OSCOUT 0 High speed clock signal output (18.432 MHZ)
13 OSCIN I High speed clock signal input (18.432 MHZ)
14 V55 7 Ground for power supply
15 XIN 1 Low speed clock signal input (32.768 kHz)
16 XOUT 0 Low speed clock signal output (32.768 kHz)
17 MMOD I Memory mode select signal input (Input to Low (single chip mode).)
(Connect to ground.)
18 LCDSO 0 LCD serial data signal output to LCD driver (ICSOI)
19 LCDCE 0 LCD chip enable signal output to LCD driver (IC501)
20 LCDCKO O LDC serial clock signal output to LCD driver (IC501)
21 CD SO/TSO 0 CD servo IC serial data signal output
22 CD SI/TSI I CD servo IC serial data signal input
23 CD CKO/TCKO 0 CD servo IC serial clock signal output
24 W 0 System reset signal output to bus interface (IC803)
25 m 0 Bus on signal output to bus interface (IC803)
26 KEYACK I Key acknowledge detection signal input
27 NIL I Not used. (Connect to ground.)
28 m I Back up current detection signal input
29 SIRCS I Remote signal input from remote control receiver (IC502)
30 CD SELFSW I CD mechanism self load position detection switch signal input from self switch (SW2)
31 CD PACK 1 CD text pack sync signal input from CD servo (1C1)
32 NIH 1 Connect to power supply.
33 W I microcomputer reset signal input from reset IC (1C802) L": reset
34 m I Front panel attachment detection signal input from nose detect switch (8902) L: ON
35 BEEP O Beep signal output to power amp (IC404)
36 NCO 0 Not used. (Open)
37 m I Test mode detection signal input
38 m I Accessory power supply detection signal input
39 NCO 0 Not used. (Open)
40 TELATT 1 Telephone ATT detection signal input
41 NIH 1 Connect to power supply.
42 BUSSO O SonyeBus serial data signal output to bus interface (IC803)
43 BUSSI I SonyABus serial data signal input from bus interface (IC803)
44 BUSCKO O SonyABus serial clock signal output to bus interface (IC803)
45 IZCSIO I/O I2C bus serial data signal input/output
46 NCO 0 Not used. (Open)
47 I2CCKO 0 12C bus serial clock signal output
48 NCO 0 Not used. (Open)
49 TUNON 0 Tuner power supply control signal output to power supply (1C901)
50 PW ON 0 System power supply control signal output to power supply (IC901)

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