Service manual

107
HCD-FR10W
Pin No. Pin Name I/O Description
42 CLKOUT O Clock signal output terminal Not used (open)
43 DIP-RST O Reset signal output to the power drivers “L”: reset
44 DIP-OCP I Protect signal input from the over load detection circuit
45 ST-POWER O System power on/off control signal output “H”: power on
46 HP-MUTE O Headphone muting on/off control signal output “L”: muting on
47 AU-MUTE O Audio line muting on/off control signal output “L”: muting on
48 VIDEO-MUTE O Video muting signal output
49 PROG SW I SCAN SELECT switch input terminal “L”: SELECTABLE, “H”: INTERLACE
50 FM750 O Power supply for tuner pack on/off control signal output
51 TUNED I Tuning detection signal input from the tuner unit “L”: tuned
52 TUN-DI I Serial data input from the tuner unit
53 TUN-CE O Chip enable signal output to the tuner unit
54 TUN-DO O Serial data output to the tuner unit
55 TUN-CLK O Serial data transfer clock signal output to the tuner unit
56 FL-MUTE O Reset signal output to the fluorescent indicator tube driver “L”: reset
57 FL-CLK O Serial data transfer clock signal output to the fluorescent indicator tube driver
58 BVDD — Power supply terminal (+5V) (for bus interface)
59 BVSS — Ground terminal (for bus interface)
60 FL-DATA O Serial data output to the fluorescent indicator tube driver
61 FL-CS O Chip select signal output to the fluorescent indicator tube driver “L” active
62 LED-CS — Not used
63 LED-CLR — Not used
64 HPSW I
Connection detection signal input of the headphone jack “L”: no connection,
“H”: headphone connected
65 DF-RST O Reset signal output to the digital audio processor “L”: reset
66 PCON3 O Standby LED control signal output
67 SW2 I Chucking detection switch signal input
68 F-IN O Motor drive signal output
69 R-IN O Motor drive signal output
70 DVD_SEL O DVD select signal output
71, 72 NC — Not used
73 RGB_SEL O RGB select signal output
74 AVDD — Power supply terminal (+5V) (analog system)
75 AVSS — Ground terminal (analog system)
76 AVREF — Reference voltage (+5V) input terminal (analog system)
77 NC — Not used (fixed at “L”)
78 SW1 I Loading out detection switch signal input
79 SW3 I Trigger detection switch signal input
80 AREA1 I Destination setting terminal
81 SEN2 I Disc loading detection signal input
82 to 84 KEY0 to KEY2 I Key input terminal (A/D input)
85, 86 NC — Not used (fixed at “L”)
87 MODEL I Model setting terminal
88 RDS-DATA I RDS serial data input from the RDS decoder
89 DVD-POWER O DVD power on/off control signal output “H”: power on
90 STOP I System power stop signal input
91 POWER-SW I AC power detection signal input
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