Advertisement
QQ
3 7 63 1515 0
Pin No.
Pin Name
56
CD SW4
57
CD SW5
58
CD SW7
59
CD SW6
60
CD SW3
61
CD SW11
62
VCC
63
CD BOSS
64
VSS
65
CD SW8
66
CD SW2
67
CD SW1
68
SENSOR
69
MD D. CON
70
PROTECT2
71
PROTECT1
72~74
OPTION(1~3)
75
POWER RELAY
76
AMUTE
77
SP RELAY
78~80
OPTION(4~6)
81
MD
82
MC
83
ML
84
ST BY LED G
TE
L 13942296513
85
ST BY LED R
86
ENCODER A
87
ENCODER B
88
TU DC OFF
89
FAN IN
90~92
KEY(1~3)
93
LEVEL L
94
LEVEL R
95
PLL CE
96
AVSS
97
N.C
98
VREF
99
AVCC
100
PLL DO
www
.
CIRCUIT DESCRIPTION
I/O
I
Unclamp switch (SW4) input of CD mechanism.
I
T.U High-A switch (SW5) input of CD mechanism.
I
Holder Home switch (SW7) input of CD mechanism.
I
T.U High-B switch (SW6) input of CD mechanism.
I
Load /Clamp switch (SW3) input of CD mechanism.
I
Photo2 (SW11) input of CD mechanism.
-
Power supply for microprocessor.
I
Boss sensor input of CD mechanism.
-
GND
I
Holder-H switch (SW8) input of CD mechanism.
I
Tray Close/HP switch (SW2) input of CD mechanism.
I
Tray Open switch (SW1) input of CD mechanism.
I
Sensor input of CD mechanism.
O
Digital control port for level shift IC (IC206).
I
Detection port of protection2.
I
Detection port of protection1.
-
Unused.
O
Power relay control.
O
Audio mute control.
O
Speaker relay control.
-
Unused.
O
Mode control data output to D/A converter.
O
Mode control clock output to D/A converter.
O
Mode control latch output to D/A converter.
O
Timer LED (green) control terminal.
O
Standby LED (red) control terminal.
I
Input port of rotary encoder (volume).
I
Input port of rotary encoder (volume).
O
Power control port for tuner.
I
Detection port for fan level.
I
Key signal inputs.
I
Input port of REC amplifier.
I
Input port of REC amplifier.
O
PLL chip enable.
-
Analog ground.
-
Unused.
-
A/D,D/A reference voltage.
-
Microprocessor power supply.
I
Input of PLL IC data.
x
ao
u163
y
i
RD-HD5MD/HD7
2 9
8
Pin Description
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
9
Hide quick links:
Advertisement
