Sony CDX-540RF Service Manual page 36

Pin No. Pin Name
66 LOAD2
67 to 70 NC
71 CH.F
72 CH.R
73 ELVR
74 ELVF
75 BUCHK
76 MGLK
77 SQSO
78 NC
79 SQCK
80 KEYACK
81 NC
82 SCOR
83 SIRCS
84 TEX
85 TX
86 VSS
87 VDD
88 NC
89 LIMSW
90 FOK
91 GFS
92 SCLK
93 SENS
94 XRST
95 ADON
96 PLLCE
97 PLLCLK
98 PLLDATA
99, 100 NC
*1 chucking motor (M103) control
Mode
Terminal
CH.F (pin ua)
CH.R (pin us)
*2 elevator motor (M104) control
Mode
Terminal
ELVF (pin uf)
ELVR (pin ud)
36
I/O
Save end detect switch (SW2) input terminal
I
"L": When completion of the disc save operation
— Not used (open)
Motor drive signal (save direction) output to the chucking motor drive (IC201)
O
"L" active *1
Motor drive signal (chucking direction) output to the chucking motor drive (IC201)
O
"L" active *1
Motor drive signal (elevator down direction) output to the elevator motor drive (IC301)
O
"L" active *2
Motor drive signal (elevator up direction) output to the elevator motor drive (IC301)
O
"L" active *2
I Battery detection signal input "H": battery on
I Magazine detect switch (SW201) input terminal "L": magazine is set
I Subcode Q/text serial data input from the CXD2598Q (IC101)
— Not used (open)
O Subcode Q/text serial data transfer clock signal output to the CXD2598Q (IC101)
Input of acknowledge signal for the key entry
I
Acknowledge signal is input to accept from the remote commander in the power off status
— Not used (open)
I Subcode sync (S0+S1) detection signal input from the CXD2598Q (IC101)
I SIRCS signal input from the remote commander
I Sub system clock input terminal Not used (open)
O Sub system clock output terminal Not used (open)
— Ground terminal
— Power supply terminal (+5V)
— Not used (open)
Sled limit in detect switch (SW3) input terminal
I
"L": When the optical pick-up is inner position
I Focus OK signal input from the CXD2598Q (IC101) "H" is input when focus is on ("L": NG)
I Guard frame sync signal input from the CXD2598Q (IC101) "L": NG, "H": OK
O Serial data transfer clock signal output to the CXD2598Q (IC101)
I Internal status signal (sense signal) input from the CXD2598Q (IC101)
O System reset signal output to the CXD2598Q (IC101) "L": reset
O Power supply on/off control signal output for the A/D converter "L": power on
O Chip enable signal output to the PLL IC (IC781)
O Serial data transfer clock signal output to the PLL IC (IC781)
O Serial data output to the PLL IC (IC781)
— Not used (open)
LOAD
STOP
CHUCKING
"H" "H"
"H" "L"
ELEVATOR ELEVATOR
STOP
UP
"H" "L"
"H" "H"
Description
SAVE BRAKE
"L" "L"
"H" "L"
BRAKE
DOWN
"H" "L"
"L" "L"