Sony MHC-NX1 Service Manual page 78

Pin No. Pin Name
42 LED A CDPL
43 LED A RECP
44 LED R RECP
45 LED SYNC
46 XWR
47 SOFT MODE1
48 SOFT MODE0
49 CD ADJ
50 LED TCB R
51 LED TCB F
52 LED TCA R
53 LED TCA F
54 AMUTE
55 CD-POWER
56 PRTC SW
57 INIT SW
58 OUT SW
59 IN SW
60 MIDOUT SW
61 MIDIN SW
62 VCC
63 LOD-NEG
64 VSS
65 LOD-POS
66 CLP-NEG
67 CLP-POS
ENC2,
68 to 70
ENC1,ENC0
71 TC-RELAY
72 B-TRG
73 A-TRG
*1 CD loading motor (M702) control
Mode Mode
Loading
Terminal
Terminal
"L"
LOD-NEG (pin yd )
LOD-POS (pin yg ) "H"
I/O
O LED drive signal output of the G (CD) indicator (D211)
O LED drive signal output terminal Not used (open)
O LED drive signal output of the REC PAUSE/START indicator (D217)
O LED drive signal output of the CD SYNC indicator (D216)
I Not used (fixed at "H")
I Destination setting terminal (normally: fixed at "L")
I Destination setting terminal (normally: fixed at "L")
I Setting terminal for the CD test mode Normally: fixed at "H" ("L": test mode)
O LED drive signal output of the g (DECK B) indicator (D205)
LED drive signal output of the G (DECK B) indicator (D207)
O
LED drive signal output of the g (DECK A) indicator (D206)
O
O LED drive signal output of the G (DECK A) indicator (D208)
O Analog line muting on/off control signal output terminal "H": line muting on Not used (open)
Power on/off control signal output of the CD mechanism deck section
O
"L": standby mode, "H": power on
Detection input from the CD tray door open/close detect switch (S702)
I
"L": when CD lid is open, "H": when CD lid is close
Detection input from the INIT detection switch (S705) on the CD mechanism block
I
"L": when elevator down to bottom, others: "H"
Detection input from the tray open/close detect switch (S708) on the CD mechanism block
I
"L": when tray is open, "H": when tray is close
Detection input from the tray open/close detect switch (S704) on the CD mechanism block
I
"L": when tray is close, "H": when tray is open
Detection input from the mid out detect switch (S701) on the CD mechanism block
I
"L": when tray is going to open or close
Detection input from the mid in detect switch (S703) on the CD mechanism block
I
"L": when sub tray move between tray and stocker
— Power supply terminal (+5V)
O CD loading motor (M702) control signal output to the motor driver IC (IC702) "L" active *1
— Ground terminal
O CD loading motor (M702) control signal output to the motor driver IC (IC702) "L" active *1
CD elevator up/down motor (M701) control signal output to the motor driver IC (IC701)
O
"L" active *2
CD elevator up/down motor (M701) control signal output to the motor driver IC (IC701)
O
"L" active *2
Detection input from the disc tray address detect rotary encoder (S707) on the CD mechanism
I
block
Recording/playback select signal output to the REC/PB switch (IC602)
O
"L": playback, "H": recording
O Deck-B side trigger plunger drive signal output terminal "H": plunger on
O Deck-A side trigger plunger drive signal output terminal "H": plunger on
Eject Stop Brake
"H" "H" "L"
"L" "H" "L"
Description
*2 CD elevator up/down motor (M701) control
Mode Mode
Elevator
Up
Terminal
Terminal
"L"
CLP-NEG (pin yh )
CLP-POS (pin yj ) "H"
"L": LED on
"H": LED on
"H": LED on
"L": LED on
"L": LED on
"L": LED on
"L": LED on
Elevator
Stop Brake
Down
"H" "H" "L"
"L" "H" "L"
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