Sony HCD-HX7 Service Manual - Page 61

S-master Shift, S-master Data, Cdm Load Out, Cdm Close Sw, Ta Line-mute

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Page 61 highlights

HCD-HX3/HX5/HX7 Pin No. Pin Name I/O 42 S-MASTER SHIFT O 43 S-MASTER DATA O 44 S-MASTER SD I 45 S-MASTER RST O 46 PULL UP O 47 S-MASTER PG MUTE O 48 CDM LOAD OUT O 49 CDM LOAD IN O 50 CDM OPEN SW I 51 CDM CLOSE SW I 52 HP MUTE O 53 BT AUD OUT MUTE O 54 TA LINE-MUTE O 55 AMP DATA O 56 AMP CLOCK O 57 SEL A O 58 SEL B O 59 SEL INH O 60 BT_AV_ ROLE O 61 BT_CTS I 62 VCC - 63 BT RESET O 64 VSS - 65 BT POWER O 66 MODEL IN I 67 SPEC IN I 68 HP DET I 69 AUDIO IN DET I 70 FL POWER ON O 71 FL SCLK O 72 FL CS O 73 FL SD O 74 KEY WAKE UP I 75 FL RESET O 76 USB LED O 77 BT LED O 78 STBY LED O 79 NC O 80 STBY RELAY O 81 to 83 KEY2 to KEY0 I 84 VOLUME JOG I 85 AC DET I 86 RDS DATA I 87 ST CE O 88 ST DATA IN /STEREO I Description Serial data transfer clock signal output to the stream processor Serial data output to the stream processor Shut down signal input from the digital power amplifier "L": shut down Reset signal output to the digital power amplifier "L": reset Connected to the power supply PG muting control signal output to the stream processor Loading motor control signal output terminal (for loading out) Loading motor control signal output terminal (for loading in) Disc tray open position detection signal input terminal Disc tray close position detection signal input terminal Headphone muting on/off control signal output terminal "H": muting on Blutetooth muting on/off control signal output terminal "H": muting on (HX5/HX7) Line muting on/off control signal output terminal "H": muting on Serial data output to the electrical volume Serial data transfer clock signal output to the electrical volume Input selection control signal output terminal (HX7) Input selection control signal output terminal (HX7) Input selection control signal output terminal (HX7) Transmission/reception mode notification signal output to the bluetooth module (HX5/HX7) Clear to send signal input from the bluetooth module (HX5/HX7) Power supply terminal (+3.3V) Reset signal output to the bluetooth module "L": reset (HX5/HX7) Ground terminal Power on/off control signal output terminal for bluetooth section "H": power on (HX5/HX7) Setting terminal for the model Setting terminal for the destination Plug insert detection signal input terminal for PHONES jack "L": plug insert Plug insert detection signal input terminal for AUDIO IN jack "L": plug insert Power on/off control signal output terminal for fluorescent indicator tube "H": power on Shift clock signal output to the fluorescent indicator tube Chip select signal output to the fluorescent indicator tube Serial data output to the fluorescent indicator tube Wake up signal input terminal Reset signal output to the fluorescent indicator tube "L": reset LED drive signal output terminal for USB MEMORY indicator "H": LED on (HX3) LED drive signal output terminal for BLUETOOTH indicator "H": LED on (HX5/HX7) LED drive signal output terminal for STANDBY indicator "H": LED on Not used Sub power on/off control signal output terminal "H": power on Top and front panel key input terminal (A/D input) Jog dial pulse input from the rotary encoder (VOLUME) (A/D input) AC power detection signal input terminal RDS data input from the tuner (FM/AM) (HX3: AEP/HX5: AEP, UK) Chip enable signal output to the tuner (FM/AM) Serial data and stereo detection signal input from the tuner (FM/AM) 61

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61
HCD-HX3/HX5/HX7
Pin No.
Pin Name
I/O
Description
42
S-MASTER SHIFT
O
Serial data transfer clock signal output to the stream processor
43
S-MASTER DATA
O
Serial data output to the stream processor
44
S-MASTER SD
I
Shut down signal input from the digital power amplifier
"L": shut down
45
S-MASTER RST
O
Reset signal output to the digital power amplifier
"L": reset
46
PULL UP
O
Connected to the power supply
47
S-MASTER
PG MUTE
O
PG muting control signal output to the stream processor
48
CDM LOAD OUT
O
Loading motor control signal output terminal (for loading out)
49
CDM LOAD IN
O
Loading motor control signal output terminal (for loading in)
50
CDM OPEN SW
I
Disc tray open position detection signal input terminal
51
CDM CLOSE SW
I
Disc tray close position detection signal input terminal
52
HP MUTE
O
Headphone muting on/off control signal output terminal
"H": muting on
53
BT AUD
OUT MUTE
O
Blutetooth muting on/off control signal output terminal
"H": muting on (HX5/HX7)
54
TA LINE-MUTE
O
Line muting on/off control signal output terminal
"H": muting on
55
AMP DATA
O
Serial data output to the electrical volume
56
AMP CLOCK
O
Serial data transfer clock signal output to the electrical volume
57
SEL A
O
Input selection control signal output terminal (HX7)
58
SEL B
O
Input selection control signal output terminal (HX7)
59
SEL INH
O
Input selection control signal output terminal (HX7)
60
BT_AV_ ROLE
O
Transmission/reception mode notification signal output to the bluetooth module (HX5/HX7)
61
BT_CTS
I
Clear to send signal input from the bluetooth module (HX5/HX7)
62
VCC
-
Power supply terminal (+3.3V)
63
BT RESET
O
Reset signal output to the bluetooth module
"L": reset (HX5/HX7)
64
VSS
-
Ground terminal
65
BT POWER
O
Power on/off control signal output terminal for bluetooth section
"H": power on (HX5/HX7)
66
MODEL IN
I
Setting terminal for the model
67
SPEC IN
I
Setting terminal for the destination
68
HP DET
I
Plug insert detection signal input terminal for PHONES jack
"L": plug insert
69
AUDIO IN DET
I
Plug insert detection signal input terminal for AUDIO IN jack
"L": plug insert
70
FL POWER ON
O
Power on/off control signal output terminal for fluorescent indicator tube
"H": power on
71
FL SCLK
O
Shift clock signal output to the fluorescent indicator tube
72
FL CS
O
Chip select signal output to the fluorescent indicator tube
73
FL SD
O
Serial data output to the fluorescent indicator tube
74
KEY WAKE UP
I
Wake up signal input terminal
75
FL RESET
O
Reset signal output to the fluorescent indicator tube
"L": reset
76
USB LED
O
LED drive signal output terminal for USB MEMORY indicator
"H": LED on (HX3)
77
BT LED
O
LED drive signal output terminal for BLUETOOTH indicator
"H": LED on (HX5/HX7)
78
STBY LED
O
LED drive signal output terminal for STANDBY indicator
"H": LED on
79
NC
O
Not used
80
STBY RELAY
O
Sub power on/off control signal output terminal
"H": power on
81 to 83
KEY2 to KEY0
I
Top and front panel key input terminal (A/D input)
84
VOLUME JOG
I
Jog dial pulse input from the rotary encoder (VOLUME) (A/D input)
85
AC DET
I
AC power detection signal input terminal
86
RDS DATA
I
RDS data input from the tuner (FM/AM) (HX3: AEP/HX5: AEP, UK)
87
ST CE
O
Chip enable signal output to the tuner (FM/AM)
88
ST DATA IN
/STEREO
I
Serial data and stereo detection signal input from the tuner (FM/AM)