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JVC RX-7001PGD Service Manual page 21

Audio/video control receiver
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MN173222DG(IC400):FL Display & Operation switch control
1.Pin layout
84
64
1
63
21
43
22
42
2.Key matrix
KEY OUT 0
KEY IN 0
POWER
KEY IN 1
SURROUND
KEY IN 2
SPEAKER 1
KEY IN 3
SPEAKER 2
3.Pin function
Pin No.
Symbol
1~22
S22~S1
23
VPP
24~39
G15~G1/KO0~5
40,41
JOG1,2
42,43
JOG3,4
44
M BUSY
45
M CLK
46
M COMMAND
47
M STATUS
48
M CS
49
50
VCRI
51
DCSI
52
DCSO
53
VCRO
54
TVD
55
TVC
56,57
JOG5,6
58
POWER
59
60~63
KI3~KI0
64~67
S36~S33
68
RST
69
70
71
VSS
72
OSC2
73
OSC1
74
75~84
S32~S23
KEY OUT1
ANALOG/
DIGITAL
DSP MODE
LOUDNESS
SEA MODE
I/O
FL Segment control signal
O
Power supply terminal
-
FL grid control signal / Key matrix output
O
Source select JOG1,2
I
Volume JOG 3,4
I
BUSY Signal output to IC401
O
Clock signal to IC401
I/O
Command data input from IC401
I
Status signal output to IC401
O
Chip select signal input from IC401
I
Remote control signal input
I
RM
AV Compu-link VCR input
I
AV Compu-link DCS input
I
AV Compu-link DCS output
O
AV Compu-link VCR output
O
AV Compu-link TV output
O
AV Compu-link TV control output
O
Multi JOG 5,6
I
Power ON control output
I
STANDBY LED control H:Lighting
O
Key matrix input
I
FL Segment control signal
O
Reset input
I
Connect to GND
-
X1
Non connect
-
X2
Connect to GND
-
Oscillation terminal 6MHz
-
Oscillation terminal 6MHz
-
Not use
-
FL Segment control signal
O
KEY OUT 2
KEY OUT 3
SEA ADJUST
FM/AM TUNING
FM MODE
TUNER PRESET
LEVEL ADJUST
MEMORY
SOUND SELECT
SETTING
Description
RX-7001PGD
KEY OUT 5
ONE TOUCH
OPERATION
1-21

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