– 20 –
Pin No.
Pin Name
I/O
Function
38
N/R OUT
O
Forward/reverse direction control signal output to the CXA2510Q (IC321)
“L: forward direction, “H”: reverse direction
39
NC
I
Not used (fixed at “H”)
40
CMON
O
Capstan/reel motor (M901) drive signal output terminal “H”: motor on
41
TAPEON
O
Tape system power supply on/off control signal output terminal “H”: tape on
42
COLSEL
I
Setting terminal for the illumination color “L”: amber, “H”: green (fixed at “H”)
43
RCIN1
I
Rotary remote commander shift key A/D input terminal
44
TEST
I
Setting terminal for the test mode “L”: test mode (normally fixed at “H”)
45
ILLON
O
46
BEEP
O
Beep sound output terminal
47
MUTE
O
Line muting control signal output terminal “H”: line muting on
48
VOLCE
O
Chip enable signal output to the electrical volume (IC351)
49
SUBCE
O
Chip enable signal output terminal Not used in this set (open)
50
VOLCKO
O
Serial data transfer clock signal output to the electrical volume (IC351)
51
SUBCKO
O
Serial data transfer clock signal output terminal Not used in this set (open)
52
VOLSO
O
Serial data output to the electrical volume (IC351)
53
TAPMUT
O
Tape muting on/off control signal output to the CXA2510Q (IC321) “H”: tape muting on
54
DOLON
I/O
55
DOLBC
I/O
56
AMSIN
I
Whether a music is present or not from CXA2510Q (IC321) is detected at auto music sensor
“L”: music is present, “H”: music is not present
Power supply on/off control signal output for the A/D converter “L”: power on
60
RESET
I
System reset signal input from the reset signal generator (IC551)
“L” is input for several 100 msec after power on, then it changes to “H”
61
SIRCS
I
Sircs signal input terminal Not used in this set (fixed at “H”)
62
BUIN
I
Battery detect signal input terminal “H”: battery on
63
PW SEL
I
Power select switch (S701) input terminal “L”: off (halt mode), “H”: on (operation mode)
64
ACCIN
I
Accessory detect signal input terminal “L”: accessory on
65
NOSESW
I
Detects the removal of the attaching and removing type front panel block “L”: attaching
66
TELMUTE
I
Telephone muting signal input terminal At input of “L”, the signal is attenuated by –20 dB
67
KEYACK
I
Input of acknowledge signal for the key entry Acknowledge signal is input to accept function
and eject keys in the power off status On at input of “L”
Power supply on/off control signal output terminal at the illumination and liquid crystal display
driver (IC901) “H”: power on
At power select switch (S701) on mode: “H” output at the accessory on
At power select switch (S701) off mode: “H” output at the power on
Dolby control in/out terminal
At initial mode: valid/invalid selection input of dolby function (“L” input: valid)
At normal mode: dolby on/off control signal output to the CXA2510Q (IC321)
“H”: dolby on
Dolby B/C selection control in/out terminal
At initial mode: dolby B only/dolby B and C type selection input (“L” input: dolby B and C)
At normal mode: dolby type selection signal output “L”: dolby B, “H”: dolby C
Not used this function (fixed at “H”)
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