service manual sacd/dvd receiver - Diagramas Gratis - Diagramas ...

Pin No. Pin Name I/O Description
43 DIP-RST O Reset signal output to the power amplifier “L”: reset
44 DIP-OCP I Protect signal input from the power amplifier
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 AV-SEL2 O Audio/video selection signal output
49 PROG SW I SCAN SELECT switch input terminal “L”: SELECTABLE, “H”: INTERLACE
50 TU-ON O Tuner power on/off control signal output “H”: power on
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
HCD-S550/S880
57 FL-CLK O Serial data transfer clock signal output to the LED driver and 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 LED driver and fluorescent indicator tube driver
61 FL-CS O Chip select signal output to the fluorescent indicator tube driver “L” active
62 LED-CS O Standby signal output to the LED driver “L”: standby
63 LED-CLR O Reset signal output to the LED driver “L”: reset
64 HPSW I
Connection detection signal input of the headphone jack
“L”: no connected, “H”: headphone connected
65 DFIL RST2 O Reset signal output to the digital audio processor “L”: reset
66 SP RELAY O Relay drive signal output terminal for the speaker protect Not used
67 PARA-DO2 I Serial data input from the mechanism deck controller
68 PARA-RST O Reset signal output to the mechanism deck controller “L”: reset
69 PARA-LT1 O Serial data latch pulse signal output to the mechanism deck controller
70 PARA-LT2 O Serial data latch pulse signal output terminal Not used
71 PARA-CLK O Serial data transfer clock signal output to the mechanism deck controller
72 PARA-DATA O Serial data output to the mechanism deck controller
73 PARA-DO1 I Serial data input terminal Not used
74 AVDD — Power supply terminal (+5V) (analog system)
75 AVSS — Ground terminal (analog system)
76 AVREF I Reference voltage (+5V) input terminal (analog system)
77 NO USE — Not used
78 OPT-SEN2 I Disc insert detection signal input from the photo sensor
79 OPT-SEN I Chucking detection signal input from the photo sensor
80 AREA1 I Destination setting terminal
81 SEN2 I Disc in/out switch input terminal “L”: when a disc is inserted
82 to 84 KEY0 to KEY2 I Key input terminal (A/D input)
85 EN-A I Jog dial pulse input from the rotary encoder (A phase input)
86 EN-B I Jog dial pulse input from the rotary encoder (B phase input)
87 MODEL I Model setting terminal
88 RDS-DATA I RDS serial data input from the RDS decoder (AEP, UK and Russian models only)
89 DVD-POWER O DVD power on/off control signal output “H”: power on
90 STOP I System stop signal input
91 POWER-SW I System power on/off control signal input “H”: power on
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