Sony XR-CA430X Service Manual page 25

Pin No. Pin Name
45 VOLSO
46 VOLCE
47 VOLCKO
48 AMPON
49 AMPATT
50 ATT
51
NCO
52 AMSON
53 N ROUT
54
MTLON
55 TAPATT
56 NCO
57 AMSIN
58
NCO
59 VOLATT
60 to 64
NCO
65
FLASH_W
66 TESTIN
67 RCIN1
68 ST-IND
69 SD
70 PLLSI
71 PLLSO
72 PLLCKO
73 PLLCE
74, 75 NCO
COLSEL
76
77 to 81
NCO
82 XKEYON
83
ILLON
84 REL
85 POS3
86 POS2
87 POS0
88 POS1
I/O
O
Serial data output to the electrical volume
O Chip enable signal output to the electrical volume "H" active
O
Bus clock signal output to the electrical volume
Standby on/off control signal output to the power amplifier
O
"L": standby mode, "H": amplifier on
O Muting on/off control signal output to the power amplifier "L": muting on
O Audio line muting on/off control signal output "H": muting on
O Not used
Tape auto music sensor control signal output to the tape equalizer amplifier
O
"L": auto music sensor on
Forward/reverse control signal output to the tape equalizer amplifier
O
"L": reverse direction, "H": forward direction
O METAL on/off control signal output to the tape equalizer amplifier "H": METAL on
Tape muting on/off control signal output to the tape equalizer amplifier "H": muting on
O
Active at ATA, FF/REW mode
O Not used
Whether a music is present or not from tape equalizer amplifier is detected at auto music sensor
I
"L": music is present, "H": music is not present
O Not used
O Pre amplifier muting on/off control signal output terminal Not used
O Not used
Internal flash memory data write mode detection signal input terminal "L": data write mode
I
Not used
I Setting terminal for the test mode "L": test mode, normally fixed at "H"
I Rotary remote commander shift key input terminal "L": shift key on
FM stereo broadcasting detection signal input from the FM/AM tuner unit, or forced monaural
I/O
control signal output to the FM/AM tuner unit
"L" is input in the FM stereo mode, or "L" is output in the forced monaural mode
Station detector detection signal input from the FM/AM tuner unit
I
Stop level for SEEK, BTM, etc. is determined SD is present at input of "H"
I
PLL serial data input from the FM/AM PLL
O
PLL serial data output to the FM/AM PLL
O
PLL serial data transfer clock signal output to the FM/AM PLL
O PLL chip enable signal output to the FM/AM PLL "H" active
O Not used
I Setting terminal for the illumination color "L": amber, "H": green (fixed at "L" in this set)
O Not used
A/D converter power control signal output terminal
O When the KEYACK (pin 26) that controls reference voltage power for key A/D conversion input
is active, "L" is output from this terminal to enable the input
Power on/off control signal output of the illumination LED and liquid crystal display driver
O
"H": power on
Rotation detection signal input from supply reel sensor and take-up reel sensor on the mechanism
I
deck
I
Tape position (EJECT/FF/REW/REV/
I
FWD mode) detect input from the tape
I
operation switch on the deck mechanism
I
Description
POS3: "L": REV and EJECT mode, "H": others mode
POS2: "L": REW mode, "H": others mode
POS0: "L": EJECT mode, "H": others mode
POS1: "L": FF and FWD mode, "H": others mode
XR-CA430X
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