51
MEH-P5350
7.2 PARTS
7.2.1 IC
-
Pin Functions (PE5213A)
Pin No.
Pin Name
I/O
Function and Operation
1
swvdd
O
Keyboard unit power supply control output
2,3
NC
Not used
4
isens
I
Illumination power supply sense input
5
TESTIN
I
Test program mode input
6
NC
Not used
7
VDSEL
VD select
8-10
NC
Not used
11
reset
I
Reset input
12
NC
Not used
13
XT1
Not used
14
VSS
GND
15
X2
Crystal oscillator connection pin
16
X1
Crystal oscillator connection pin
17
REGOFF
Not used
18
REGC
Not used
19
VDD
Power supply
20
ILMPW
O
Illumination power supply control output
21
SYSPWR
O
System power control output
22
adpw
O
A/D converter power supply control output
23
LCDPW
O
LCD back light power supply control output
24
IPPW
O
Power supply control output for IP BUS interface IC
25
ASENBO
O
Slave power supply control output
26
DALMON
O
VDD power supply control output
27
TELIN
I
Telephone mute input
28
MUTE
O
System mute output
29,30
NC
Not used
31
LOCL
O
LOCL output
32
LOCH
O
LOCH output
33
VCK
O
Clock output for electronic volume
34
VST
O
Strobe pulse output for electronic volume
35
VDT
O
Data output for electronic volume
36
emute
O
E.VOL mute output
37
A.ANT
O
Not used
38
SD
I
Station detector input
39
ST
I
FM stereo input
40
VSS
GND
41
VDD
Power supply
42-51
NC
Not used
52
TUNPCE2
O
PLL chip enable 2 output
53-61
NC
Not used
62
PCL
O
Clock adjustment output
63
BRXEN
I/O
P-BUS reception enable input/output
64
bsrq
I
P-BUS service request output pin
65
BSCK
I/O
P-BUS serial clock input/output
66
BSI
I
P–BUS serial data input
67
BSO
O
P–BUS serial data output
68
BRST
I
P–BUS reset input
69-72
NC
Not used
73
TEST
I
Test terminal
74
SL
I
Signal level input from tuner
75
MODEL
I
Model select input
76-81
NC
Not used
82
AVDD
A/D converter power supply
83
AVREF
A/D converter reference voltage
84
AVSS
A/D converter GND
85
RX
I
IP BUS data input
86
TX
O
IP BUS data output
87
GND
GND
88
ldet
GND
Summary of Contents for MEH-P5350
Page 4: ...4 MEH P5350 2 2 EXTERIOR A B ...
Page 6: ...C D E 6 MEH P5350 2 3 MD MECHANISM MODULE ...
Page 16: ...KEY MICROCOMPUTER RESET 560 R47 2R7K 16 MEH P5350 1 2 3 4 1 2 3 4 D C B A 3 3 KEYBOARD UNIT B ...
Page 17: ...B LCD BACK LIGTH B A KEYBOARD UNIT CN831 17 MEH P5350 5 6 7 8 5 6 7 8 D C B A ...
Page 30: ...30 MEH P5350 1 2 3 4 1 2 3 4 D C B A A A TUNER AMP UNIT ...
Page 31: ...31 MEH P5350 5 6 7 8 5 6 7 8 D C B A A SIDE B ...
Page 33: ...33 MEH P5350 1 2 3 4 1 2 3 4 D C B A A CN831 B B SIDE B KEYBOARD UNIT ...
Page 35: ...IC Q D 35 MEH P5350 D C B A 1 2 3 4 1 2 3 4 C MD UNIT C SIDE B ...
Page 43: ...43 MEH P5350 Grating waveform 45 0 75 60 30 90 Ech Xch 50mV div AC Fch Ych 50mV div AC ...
