Sony xr-c7350x Service Manual page 24

Fm/am cassette car stereo
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3 7 63 1515 0
Pin Name
Pin No.
78
DOORSW
79
DOORIND
80
REIN1
81
REIN0
82
AD_ON
83
ILLON
84
REL
TE
L 13942296513
85
POS3
86
POS2
87
POS0
88
POS1
89
LMLOD
90
LMEJ
91
TAPON
92
CM ON
93
NCO
94
95
DAVSS
www
96
NS_MASK
97
98
.
100
DAVDD
24
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I/O
Front panel open/close detection input
I
Panel is closed when "L"
DOOR indicator output terminal
O
"H" is output when uk DOORSW is "H"
"L" is output when qk NOSESW is "H"
I
Rotary encoder input terminal
I
AD conversion power supply control output
O
When the wh KEYACK terminal for controlling the AVREF power supply to input key
AD conversion inputs is active, "L" is output from this terminal to set the input possible state
Illumination power supply control output
Output control terminal of the power supply for illumination of functions keys, etc.
Depends on pressing the OFF key for two seconds to turn it OFF
OFF key normally OFF, etc
Accessory power supply detection output input (ek ACCIN)
Rotary encoder input terminal
O
Pressing the OFF key for two seconds to turn it off, etc
System power supply control output (eh PW_ON)
When ON output= "H" output
When OFF output= "L" output
Reel table rotation detection input
I
Used for detecting tape end using the terminal for detecting tape rotation
I
I
Position signal detection input
I
Terminal for detecting tape position Connected to mechanism deck
I
Loading motor control output (Loading direction)
O
Rotates the loading motor in the normal direction using the tape control terminal
Loading motor control output (Ejection direction)
Rotates the loading motor in the reverse direction using the tape control terminal
O
Becomes active together with il LMLOD, and brakes the loading motor
TAPE power supply control output
Capstan motor control output (os CMON)
Loading motor control output (Loading direction) (il LMLOD)
O
Loading motor control output (Ejection direction) (o; LMEJ)
Outputs on when one of the above three ports is active
At other times, does not depend on off output and power output
TAPE capstan motor control signal output terminal
Normally, linked with oa TAPON Outputs LOW when paused at TAPE BEHIND to stop
O
the motor
O
O
O
O
Not used
O
x
ao
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y
O
i
O
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2 9
8
Function
active ...... ON output
Inactive ...... OFF output
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
active ...... ON output
Inactive ...... OFF output
0 5
8
2 9
9 4
2 8
m
9 9
9 9

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