Read Sony XR-5880R / XR-5890R Service Manual online
– 32 –
Pin No.
1
SEKOUT
O
Seek out
2
AFSEEK
O
AF seek
3
–
–
Not used
4
ST IND
I/O
Stereo display input and control MONO output
5
TUMUTE
O
Tuner mute output
6
FM ON
O
FM_ON output
7
TU ON
O
TUNER_ON output
8
VCC
–
Power supply terminal +5V
9
–
–
Not used
10
BUSON
O
Bus ON control output
11
SYSRST
O
SYSTEM RESET output
12
DOORSW
I
Door OPEN/CLOSE detection input
13
LCDSO
O
LCD serial data output
14
LCDCKO
O
LCD serial clock output
15
BEEP
O
BEEP output
16
LCDCE
O
LCD chip enable output
17
UNISI
I
BUS serial data input
18
UNISO
O
BUS serial data output
19
UNICKI
I
BUS serial clock input
20
SD IN
I
Signal detection input
21 to 23
–
–
Not used
24
SIRCS
I
Remote commander (infrared) input
25
PLLSI
I
PLL data input
26
PLLSO
O
PLL data output
27
PLLCKO
O
PLL clock output
28
PLLCE
O
PLL chip enable output
29
ILL ON
O
Illumination power control output
30 to 31
–
–
Not used
32
NOISE ON
O
NOISE DET discharge control output
33
VSS
–
Ground
34
C
–
Capacity connection terminal for power supply stabilization
35
AD ON
O
AD conversion power supply control output
36
RE IN0
I
Rotary encoder input 0
37
RE IN1
I
Rotary encoder input 1
38
DVcc
–
Power supply input for D/A
39
DVss
–
Ground for D/A
40, 41
–
–
Not used
42
AVcc
–
Power supply input for analog
43
AVRH
–
A/D converter VRef + input
44
AVRL
–
A/D converter VRef – input
45
AVss
–
Ground for analog
46
KEYIN0
I
KEY input 0
47
KEYIN1
I
KEY input 1
48
RC INO
I
Rotary commander input
49
DSTSEL
I
Destination setting
50
NOISE DET
I
NOISE DET, Noise level input for SEEK
51
D BASS
I
D_BASS KEY input
52
MTP
I
Tuner multipath input
53
VSM
I
S_meter voltage detection input
Pin Name
I/O
Function
6-6. IC PIN FUNCTION DESCRIPTION
• IC501 MASTER U-COM (MB90574PFV-G-177-BND)
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