Sony XR-C6103SP Service Manual page 20

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Pin No. Pin Name
38 N/R OUT
39 NC
40 CMON
41 TAPEON
42 COLSEL
43 RCIN1
44 TEST
45 ILLON
46 BEEP
47 MUTE
48 VOLCE
49 SUBCE
50 VOLCKO
51 SUBCKO
52 VOLSO
53 TAPMUT
TE
L 13942296513
54 DOLON
55 DOLBC
56 AMSIN
57 MTLSEL
58 AD ON
59 RAMBU
60 RESET
61 SIRCS
62 BUIN
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63 PW SEL
64 ACCIN
65 NOSESW
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66 TELMUTE
67 KEYACK
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I/O
Forward/reverse direction control signal output to the CXA2510Q (IC321)
O
"L: forward direction, "H": reverse direction
I Not used (fixed at "H")
O Capstan/reel motor (M901) drive signal output terminal "H": motor on
O Tape system power supply on/off control signal output terminal "H": tape on
I Setting terminal for the illumination color "L": amber, "H": green (fixed at "H")
I Rotary remote commander shift key A/D input terminal
I Setting terminal for the test mode "L": test mode (normally fixed at "H")
Power supply on/off control signal output terminal at the illumination and liquid crystal display
driver (IC901) "H": power on
O
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
O Beep sound output terminal
O Line muting control signal output terminal "H": line muting on
O Chip enable signal output to the electrical volume (IC351)
O Chip enable signal output terminal Not used in this set (open)
O Serial data transfer clock signal output to the electrical volume (IC351)
O Serial data transfer clock signal output terminal Not used in this set (open)
O Serial data output to the electrical volume (IC351)
O Tape muting on/off control signal output to the CXA2510Q (IC321) "H": tape muting on
Dolby control in/out terminal
At initial mode: valid/invalid selection input of dolby function ("L" input: valid)
I/O
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)
I/O
At normal mode: dolby type selection signal output "L": dolby B, "H": dolby C
Not used this function (fixed at "H")
Whether a music is present or not from CXA2510Q (IC321) is detected at auto music sensor
I
"L": music is present, "H": music is not present
METAL control in/out terminal
At initial mode: auto/manual mode selection input of METAL function "L": manual mode
At manual mode: METAL on/off control signal output to the CXA2510Q (IC321)
I/O
"H": METAL on
At auto mode: input at MTLIN (pin #º)
O Power supply on/off control signal output for the A/D converter "L": power on
Internal RAM reset detection signal input from the RN5VD23AA (IC552)
Input terminal to check that RAM data are not destroyed due to low voltage
I
This checking is made within 100 msec after reset
System reset signal input from the reset signal generator (IC551)
I
"L" is input for several 100 msec after power on, then it changes to "H"
I Sircs signal input terminal Not used in this set (fixed at "H")
I Battery detect signal input terminal "H": battery on
I Power select switch (S701) input terminal "L": off (halt mode), "H": on (operation mode)
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y
I Accessory detect signal input terminal "L": accessory on
I Detects the removal of the attaching and removing type front panel block "L": attaching
i
I Telephone muting signal input terminal At input of "L", the signal is attenuated by –20 dB
Input of acknowledge signal for the key entry Acknowledge signal is input to accept function
I
and eject keys in the power off status On at input of "L"
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