Manual - Pioneer KEH-P7850 Service Manual

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Pin No. Pin Name
61 RIMUTE
62 PCL
63 NR
64 SC2
65 SC1
66 CM
stby
67
loadsw
68
69-71 NC
72 DALMON
73 TEST
74 SL
75 SEL
76 NC
77 CL
78 NL
79-81 NC
82 AVDD
83 AVREF1
84 AVSS
85 RX
86 TX
87 GND
ldet
88
89 RCK
90 RDS57K
TE
L 13942296513
91 NC
asens
92
bsens
93
94 TUNPDI
95 KEYDT
96 DPDT
97 TUNPCK
98 TUNPDO
99 TUNPCE
100 PEE
*PE5002A
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I/O Function and Operation
O Mute output when RI
O Clock adjustment output
O NR output
O Cassette mechanism sub motor control output
O Cassette mechanism sub motor control output
O Cassette mechanism capstan motor control output
O Drive IC control output
I Cassette mechanism loading detect input
Not used
O "L" output when ACC OFF
I Connect to GND
I Signal level input
I Select input for the destination
Not used
I Synchronizing signal input
I Noise level input
Not used
Positive power supply terminal for analog circuit
A/D converter reference voltage
A/D GND
I IP BUS data input
O IP BUS data output
GND
I PLL lock sense input
I RDS demodulation clock input
I 57kHz pulse count sense input
Not used
I ACC power sense input
I Back up power sense input
I PLL IC data input
I Display data input
O Display data output
O PLL IC clock
O PLL IC data output
O PLL IC chip enable
O Beep tone output
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IC's marked by* are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
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KEH-P7850
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