Diagrams; Ic Pin Description - Sony CDX-CA700 Service Manual

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3-1. IC PIN DESCRIPTION

• IC801 MN101C49KCY2 (SYSTEM CONTROL) (US, Canadian model)
• IC801 MN101C49KCX2 (SYSTEM CONTROL) (AEP, UK model)
Pin No.
1
2
3
4
5
6
7
8
9 DSTSEL/FUNCSEL
10
11
12
13
14
15
16
17
18
19
20
TE
L 13942296513
21
22
23
24
25
26
27
28
29
30 CD SELFSW
31
32
33
34
35
36
37
38
39 NCO (VCC)
40
41 NCO (VCC)
42
www
43
44
45
.
46
47
48
http://www.xiaoyu163.com
Pin Name I/O
VREF– — Ground for A/D converter power supply
VSM I S-meter voltage detection signal input from tuner unit (TU10)
NIL I Connect to ground.
KEYIN1 I Key signal input
KEYIN0 I Key signal input
RC IN0 I Rotary commander key signal input from remote in jack (J561)
QUALITY I Noise detection signal input
NIL/MPTH I Connect to ground (US, Canadian)/Multi path detection signal input (AEP, UK)
I Destination set up detection signal input
VREF — A/D converter power supply
VDD — Power supply (+5 V) input pin
OSCOUT O High speed clock signal output (18.432 MHz)
OSCIN I High speed clock signal input (18.432 MHz)
VSS — Ground for power supply
XIN I Low speed clock signal input (32.768 kHz)
XOUT O Low speed clock signal output (32.768 kHz)
Memory mode select signal input (Input to "Low" (single chip mode).)
MMOD I
(Connect to ground.)
LCDSO O LCD serial data signal output to LCD driver (IC901)
LCDCE O LCD chip enable signal output to LCD driver (IC901)
LCDCKO O LCD serial clock signal output to LCD driver (IC901)
CD TSO O CD servo IC serial data signal output
CD TSI I CD servo IC serial data signal input
CD TCKO O CD servo IC serial clock signal output
SYSRST O System reset signal output to bus interface (IC581)
BUS ON O Bus on signal output to bus interface (IC581)
KEYACK I Key acknowledge detection signal input
Connect to ground (US, Canadian)/RDS data block synchronization detection signal
NIL/DAVN I
input (AEP, UK)
BU IN I Back up power supply detection signal input
SIRCS I Remote signal input from remote control receiver (IC971)
I CD mechanism self load position detection switch signal input from self switch (SW2)
CD PACK I CD text pack sync signal input from CD servo (IC1)
VDD2 — Power supply (+5 V) pin
RESET I microcomputer reset signal input from reset IC (IC551) "L": reset
NOSE SW I Front panel attachment detection signal input from nose detect switch (S552) "L": ON
BEEP O Beep signal output to power amp (IC751)
NCO O Not used. (Open)
TESTIN I Test mode detection signal input
ACCIN I Accessory power supply detection signal input
O Not used. (Open)
TELATT I Telephone ATT detection signal input
I Connect to power supply.
UNISO O Sony-Bus serial data signal output to bus interface (IC581)
UNISI I Sony-Bus serial data signal input from bus interface (IC581)
UNICKO x ao O Sony-Bus serial clock signal output to bus interface (IC581)
y
I2C SIO I/O I2C bus serial data signal input/output
i
NCO O Not used. (Open)
I2C CKO O I2C bus serial clock signal output
NCO O Not used. (Open)
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SECTION 3

DIAGRAMS

8
Q Q
3 6 7 1 3
u163
.
CDX-CA700/CA700X
2 9 9 4 2 8
Pin Description
1 5 0 5 8 2 9 9 4
m
co
Ver 1.1
9 9
2 8 9 9
13