Read Sony CMT-DH30 / HCD-DH30 Service Manual online
HCD-DH30
63
MAIN BOARD IC101
μPD78F1165GF-DH30-GAS-AX (AEP and Russian models)
μPD78F1165GF-DH30SP-GAS-AX (except AEP and Russian models) (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1, 2
NC
O
Not used
3
O-SIR POWER
O
Power on/off control signal output terminal Not used
4
O-XM 3.3V P-ON
O
Power (+3.3V) on/off control signal output terminal Not used
5
I-RDS CLK
I
RDS data transfer clock signal input terminal (AEP model)
6
I-RDS DI
I
RDS data input terminal (AEP model)
7
I-ST DI
I
Serial data and stereo detection signal input from the tuner (FM/AM)
8
O-USB RST
O
Reset signal output to the USB controller "L": reset
9
O-VID MUTE
O
Video muting on/off control signal output to the video amplifi er "L": muting on
10
I-AC CUT
I
AC cut on/off detection signal input terminal "L": AC cut on
11
NC
O
Not used
12
I-PROTECT
I
Protect signal input terminal
13
NC
O
Not used
14
O-SEL B
O
Input selection control signal output terminal Not used
15
O-SEL A
O
Input selection control signal output terminal Not used
16
O-FUNC CLK
O
Serial data transfer clock signal output to the electrical volume
17
O-FUNC DATA
O
Serial data output to the electrical volume
18
O-XM 5V P-ON
O
Power (+5V) on/off control signal output terminal Not used
19
O-XM RST
O
Reset signal output terminal Not used
20
EVSS1
-
Ground terminal
21
O-DISCHARGE
O
"H" output terminal in abnormal time
22
O-HP MUTE
O
Headphone muting on/off control signal output terminal "H": muting on
23
I-HP DET
I
Plug insert detection signal input terminal for PHONES jack "H": plug insert
24
I-AUDIO DET
I
Plug insert detection signal input terminal for AUDIO IN jack "H": plug insert
25
I-MIC DET
I
Plug insert detection signal input terminal for MIC jack "L": plug insert (except AEP model)
26
O-MTK RST
O
Reset signal output to the servo DSP "L": reset
27
I-MTK XIFCS
I
Chip select signal input from the servo DSP
28
I-MTK KRMOD
I
Karaoke mode selection signal input from the servo DSP "H": karaoke mode
29
O-MTK MICR
O
Microphone signal input detection signal output to the servo DSP
"H": microphone signal input
"H": microphone signal input
30
EVDD1
-
Power supply terminal (+3.3V)
31
O-MTK-IFBSY
O
Busy signal output to the servo DSP
32
I-MTK SL IN
I
Disc in/out detection switch input terminal
33
O-LINE MUTE
O
Line muting on/off control signal output terminal "H": muting on
34
O-SM PG MUTE
O
PG muting control signal output to the stream processor
35
O-SM SOFT MUTE
O
Soft muting control signal output to the stream processor
36
O-SM RST
O
Reset signal output to the digital power amplifi er "L": reset
37
I-SM SD
I
Shut down signal input from the digital power amplifi er "L": shut down
38
O-SM DATA
O
Serial data output to the stream processor
39
O-SM SHIFT
O
Serial data transfer clock signal output to the stream processor
40
O-SM LACH
O
Serial data latch pulse signal output to the stream processor
41
O-USB V-ON
O
Power on/off control signal output terminal for USB section "H": power on
42
I-SIR RXD
I
Serial data input terminal Not used
43
O-SIR TXD
O
Serial data output terminal Not used
44
O-MTK DATA
O
Serial data output to the servo DSP
45
I-MTK DI
I
Serial data input from the servo DSP
46
I-MTK CLK
I
Serial data transfer clock signal input from the servo DSP
47
AVREF1
I
Reference voltage (+3.3V) input terminal (for D/A converter)
48
O-SM NSP MUTE
O
NSP muting control signal output to the stream processor
49
O-SM INIT
O
Initialize signal output to the stream processor
50
AVREF0
I
Reference voltage (+3.3V) input terminal (for A/D converter)
51
AVSS
-
Ground terminal
52 to 55
"I-SPEC1 toI-SPEC4"
I
Setting terminal for the destination
56 to 58
I-KEY1 to I-KEY3
I
Top and front panel key input terminal (A/D input)
59
I-AC DET
I
AC power detection signal input terminal
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