Sony MDX-65 Service Manual page 13

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Pin No.
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82 – 85 TSTOUT0 – 3
86 – 93
94
95
TE
L 13942296513
96
97
98
99
100
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Pin Name I/O
— O Not used.
EE CS O Chip select output to EEPROM. (Not used in this set.)
EE CKO O Serial clock output to EEPROM. (Not used in this set.)
EE SIO I/O Data input from/output to EEPROM. (Not used in this set.)
SENS I Internal status input from CXD2652AR (IC200).
LIMIT SW I Optical pick-up innermost track limit position detection switch (S400) input
DOORSW I Front door open detection switch (S620) input ("L" : Open complete)
MD LAT O Serial latch signal output to CXA2523AR (IC100) and CXD2652AR (IC200).
MD RST O Reset signal output to CXD2652AR (IC200).
VSS — GND
MD ON O Servo system power control output ("H" : Power ON)
EMPH O O De-emphasis circuit control output ("H" : De-emphasis ON)
A ATT I Analog mute control input ("H" : Mute ON)
ILLON O Illumination lamp (PL620) light-up control output ("H" : Lamp light-up)
TSTSMD I Single mode setting pin ("L" : Single mode)
TSTCKO O Serial clock output to LED for TEST mode display. (Not used in this set.)
TSTSO O Serial data output to LED for TEST mode display. (Not used in this set.)
TSTMOD I TEST mode setting pin ("L" : TEST mode)
VDD — Power supply pin (+5 V)
TEST key output pin of 4 × 8 matrix. (Not used in this set.)
O
TEST key input pin of 4 × 8 matrix. (Not used in this set.)
TSTIN0 – 7 I
TEST/VPP — Fixed at "L" in this set.
DCS1 I Disc with/without detection 1 switch (S611) input ("H" : with disc)
DCS2 I Disc with/without detection 2 switch (S612) input ("H" : with disc)
DCS3 I Disc with/without detection 3 switch (S613) input ("H" : with disc)
DCS4 I Disc with/without detection 4 switch (S614) input ("H" : with disc)
DCS5 I Disc with/without detection 5 switch (S615) input ("H" : with disc)
DCS6 I Disc with/without detection 6 switch (S616) input ("H" : with disc)
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Pin Description
1 5 0 5 8 2 9 9 4
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2 8 9 9