Read Sony HCD-RG221 / MHC-RG221 Service Manual online
46
HCD-RG221
Pin No
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I/O
—
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
—
O
O
O
O
O
O
O
O
O
O
I
O
O
O
O
O
—
—
O
O
O
O
O
I
O
O
I
O
Pin Name
-VPP
S8/METER-SW2
S9/METER-SW3
S10/SW1
S11/SW2
S12/SW3
S13/SW4
S14/SW5
S15/SW6
S16/SW7
S17/SW8
S18/SW9
S19/SW10
S20
S21
I-SPEC/MODE/METER
I-TUNED-IN
I-STEREO-IN
I-ASM-IN
I-REEL-A-IN
I-REEL-B-IN
VDD4
I-CD Num Senser
O-POWER-RELAY
O-SYSTEM-MUTE
O-POWER-LED
STREAM-LED6 SOLB
STREAM-LED5 SOLA
STREAM-LED4 MOTOR
STREAM-LED3 MP3-STB
STREAM-LED2
STREAM-LED1
I-LC72121 DI
O-LC72121 CE
O-LC72121/BU2099FV DO
O-LC72121/BU2099FV CLK
O-BU2099FV LCH
O-BD3401 CLK
VSS2
VDD2
O-BD3401 DATA
O-XTCN
O-XRES(RESET)
O-XLT(CD-LAT)
O-CD-DATA
I-SENS
O-CD-CLK
O-MP3-DO
I-MP3-DI
O-MP3-CLK
Description
Power supply (-)
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
FL tube segment signal output
METER swich input
Tuning a frequency signal input
Stereo tuning signal input
ASM signal input
A deck photo sensor signal input
B deck photo sensor signal input
Power supply
Table address sensor swich signal input
POWER RELAY control output
System muting signal output
POWER LED control signal output
Illumination LED control signal output(Not used)
Illumination LED control signal output(Not used)
Illumination LED control signal output(Not used)
Illumination LED control signal output(Not used)
Illumination LED control signal output(Not used)
Illumination LED control signal output(Not used)
Data input from Tuner
Chip select output to Tuner
Data input from Tuner and SP Driver
Clock output to Tuner and SP Driver
LCH output to SP Driver
Clock output to Sound Processor
Ground
Power supply
Data output toSound Processor
CD xtcn signal output
CD reset signal output
CD xlt signal output
CD data output
CD sens input
CD clk output
Clock output to CD Digital Processor(Not used)
Data input from CD Digital Processor(Not used)
Clock output to CD Digital Processor(Not used)
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