Sony HCD-FR1 Service Manual page 132

HCD-FR1/FR8/FR9
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Pin No. Pin Name
42 CLKOUT
43 DIP-RST
44 DIP-OCP
45 ST-POWER
46 HP-MUTE
47 AU-MUTE
48 VIDEO-MUTE
49 PROG SW
50 FM750
51 TUNED
52 TUN-DI
53 TUN-CE
54 TUN-DO
55 TUN-CLK
56 FL-MUTE
57 FL-CLK
58 BVDD
59 BVSS
60 FL-DATA
61 FL-CS
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62 LED-CS
63 LED-CLR
64 HPSW
65 DF-RST
66 PCON3
67 SW2
68 F-IN
69 R-IN
70 DVD_SEL
71, 72 NC
73 RGB_SEL
74 AVDD
75 AVSS
76 AVREF
77 NC
78 SW1
79 SW3
80 AREA1
81 SEN2
82 to 84 KEY0 to KEY2
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85, 86 NC
87 MODEL
88 RDS-DATA
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89 DVD-POWER
90 STOP
91 POWER-SW
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I/O
O Clock signal output terminal
O Reset signal output to the power drivers "L": reset
I Protect signal input from the over load detection circuit
O System power on/off control signal output
O Headphone muting on/off control signal output "L": muting on
O Audio line muting on/off control signal output "L": muting on
O Video muting signal output
I SCAN SELECT switch input terminal "L": SELECTABLE, "H": INTERLACE
O Power supply for tuner pack on/off control signal output
I Tuning detection signal input from the tuner unit "L": tuned
I Serial data input from the tuner unit
O Chip enable signal output to the tuner unit
O Serial data output to the tuner unit
O Serial data transfer clock signal output to the tuner unit
O Reset signal output to the fluorescent indicator tube driver "L": reset
O Serial data transfer clock signal output to the fluorescent indicator tube driver
— Power supply terminal (+5V) (for bus interface)
— Ground terminal (for bus interface)
O Serial data output to the fluorescent indicator tube driver
O Chip select signal output to the fluorescent indicator tube driver "L" active
— Not used
— Not used
Connection detection signal input of the headphone jack "L": no connection,
I
"H": headphone connected
O Reset signal output to the digital audio processor "L": reset
O Standby LED control signal output
I Chucking detection switch signal input
O Motor drive signal output
O Motor drive signal output
O DVD select signal output
— Not used
O RGB select signal output
— Power supply terminal (+5V) (analog system)
— Ground terminal (analog system)
— Reference voltage (+5V) input terminal (analog system)
— Not used (fixed at "L")
I Loading out detection switch signal input
I Trigger detection switch signal input
I Destination setting terminal
I Disc loading detection signal input
I Key input terminal (A/D input)
— Not used (fixed at "L")
I Model setting terminal
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I RDS serial data input from the RDS decoder
i
O DVD power on/off control signal output "H": power on
I System power stop signal input
I AC power detection signal input
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2 9
8
Description
Not used (open)
"H": power on
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