Sony HCD-DX30, HCD-RG40 specifications 4040

HCD-DX30/RG40

6-20. IC PIN FUNCTION DESCRIPTION

• MAIN BOARD IC401 M30622MCA-B23FP (MASTER CONTROL)

Pin No.	Pin Name	I/O	Description
1	S-OUT	O	Serial data output the display control.
2	S-CLK	O	Serial clock output from main controller.
3	S-BSY	I	Busy signal input from the display control. “L” : busy
4	REMOTE IN	I	Pemoto commander input.
5	3878-DAT	O	Data signal output for IC301(BH3878KS2)
6	3878-LAT	O	Latch signal output for IC301(BH3878KS2)
7	3848-CLK	O	Clock signal output for IC301(BH3878KS2)
8	BYTE	—	Connected to ground.
9	CN VSS	—	Connected to ground.
10	XC IN	I	SUB SYSTEM CLOCK input.(32.768MHz)
11	XC OUT	O	SUB SYSTEM CLOCK output.(32.768MHz)
12	RESET	I	System reset input.
13	X OUT	O	MAIN SYSTEM CLOCK output.(16MHz)
14	VSS	—	Connected to ground.
15	X IN	I	MAIN SYSTEM CLOCK input.(16MHz)
16	VCC	—	Power supply.(+5V)
17	NMI	I	PULL UP.(EVER+5V)
18	AC-CUT	I	AC CUT ON(L)/OF(H) CHECK.
19	RCOR	I	CD Q-data request signal input.
20	RDS-INT	I	RDS interrupt signal input.
21	RDS-DATA	I	RDS data signal input.
22	ST-MUTE	O	Tuner mute signal output.
23	SSTEREO(IN)	I	STEREO detect signal input.L=ON,H=OFF
24	TUNER	I	TUNER detect signal input.L=ON,H=OFF
25	ST-CE	O	TUNER chip eneble output.
26	ST-DOUT	O	TUNER data output.
27	ST-DIN	I	TUNER data input.
28	ST-CLK	O	TUNER clock signal output.
29	VCD	—	Not used.
30	VCD	—	Not used.
31	NO USE	—	Not used.
32	SQ-DAT IN	I	Subcode Q data input(CD data).
33	SQ-CLK	I	Subcode Q data input(CD clock).
34	SENS	I	BD condition signal input.
35	CD-DAT OUT	O	CD data output.
36	CAN’T-USE	—	Not used.
37	CD-CLK	O	CD clock output.
38	CD-POWER	O	CD-POWER ON/OFF signal output.H=ON,L=OFF
39	CLOCK-OUT	—	Not used.
40	HOLD	O	MODE signal input.
41	M-RESET	O	Micom reset signal output to the display control. “L” : reset
42	XLT	O	CD latch signal output.
43	XRST	O	CD reset signal output.
44	LOAD-IN	I	Loading motor control signal input.
45	LOAD-OUT	O	Loading motor control signal output.
46	OPEN	I	Tray open detect signal input.
47	CLOSE	I	Tray close detact signal input.
48	UP/DOWN	I	Pick-up up/down detect signal input.
49	T-SENS	I	CD table detect signal input.
50	GAME/DVD	—	Not used.

Pin No.	Pin Name	I/O	Description
51	NO USE	—	Not used.
52	CENT-MUTE	—	Not used.
53	REAR-MUT	—	Not used.
54	494-DAT	—	Not used.
55	494-CLK	—	Not used.
56	494-LT	—	Not used.
57	SUR1	—	Not used.
58	SUR2	—	Not used.
59	SUR3	—	Not used.
60	A-TRG	O	A deck trigger control signal output.H=ON,L=OFF
61	B-TRG	O	B deck trigger control signal output.H=ON,L=OFF
62	VDD	—	Power supply.(+5V)
63	SOFT TEST	—	Not used.
64	VSS	—	Connected to ground.
65	CAMP-CONT	O	Capstan motor REV/FWD/STOP control signal output.H=REV,L=FWD/STOP
66	B-REC FWD	I	Detection input from the deck-B rec forward detect switch. “L” : rec
67	B-REC REW	I	Detection input from the deck-B rec reverse detect switch. “L” : rec
68	A-HAFE	I	A deck hafe detect signal input.
69	B-HAFE	I	B deck hafe detect signal input.
70	A-PLAY	I	A deck play detect signal input.
71	B-PLAY	I	B deck play detect signal input.
72	AMS-IN	I	AMS signal input.L=ON,H=OFF
73	DISPLAY KEY	O	DISPLAY KEY control signal output.
74	POWER-KEY	O	POWER KEY control signal output.
75	BIAS	O	BIAS ON/OFF signal output.H=ON,L=OFF
76	PB-A/B	O	Playback deck A/B select signal output.H=High,L=Normal
77	TC-RELAY	O	Tape deck relay ON/OFF signal output.H=ON,L=OFF
78	PB-MUT	O	PB mute ON/OFF signal output .H=ON,L=OFF
79	REC-MUT	O	REC mute ON/OFF signal output .H=ON,L=OFF
80	SP-LATA	O	Serial data latch pulse output to BH3878KS2 (IC301)
81	SP-LATB	O	Serial data latch pulse output to BH3878KS2 (IC301)
82	SP-LATC	O	Serial data latch pulse output to BH3878KS2 (IC301)
83	LINE-MUT	O	Line mute signsl output.L=ON,H=OFF
84	STK-MUT	O	Power amplifier mute ON/OFF signal output.H=ON,L=OFF
85	PROTECT	I	Speaker protect signal input.L=ON,H=OFF
86	STB-RELAY	O	STANDBY relay control signal output.
87	REAR-RELAY	O	Rear speaker relay control output.
88	FRONT-RELAY	O	Front speaker relay control output.
89	A-SHUT	O	A deck reel pulse detect signal output.
90	B-SHUT	O	B deck reel pulse detect signal output.
91	SP/VACS
92	MODE IN	I	MODEL
93	SPEC-IN	I	Version select signal input.
94	VIDEO SW2
95	VACS
96	AVSS	—	Connected to ground.
97	POWER-KEY	O	POWER ON/OFF signal output.H=ON,L=OFF
98	AV-REF	—	Analog reference voltage.
99	AVCC	—	Power supply.(+5V)
100	S-IN

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