Sony XR-C8100R service manual IC PIN Description, Pin No Pin Name Pin Description

6-8. IC PIN DESCRIPTION

•IC600 MB90574PFV-G-115-BND (SYSTEM CONTROL) (XR-C8100R) MB90574PFV-G-116-BND (SYSTEM CONTROL) (XR-C8100)

Pin No.	Pin Name	I/O	Pin Description
1	SEKOUT	O	SEEK OUT output
2	AF-SEEK	O	AF SEEK output
3	WIDE	O	WIDE/NARROW select output
4	ST-MONO	I/O	Use a thing both as ST-IND display input and force MONO output.
5	TUNMUTE	O	Tuner mute output
6	FM-ON	O	FM ON output
7	TU-ON	O	Tuner ON output
8	VCC	—	Power supply pin (+5 V)
9	CSV-RST	O	Audio composition IC reset output
10	BUSON	O	Bus ON control output
11	SYSRST	O	System reset output
12	DOORSW	I	Door OPEN/CLOSE detection input
13	LCDSO	O	LCD serial data output
14	LCDCKO	O	LCD serial clock output
15	BEEP	O	BEEP output
16	LCDCE	O	LCD chip enable output
17	UNISI	O	Serial data input
18	UNISO	O	Serial data output
19	UNICKI	I	Serial clock input
20	SD-IN	I	Signal detector input
21	CSV-SO	O	Audio composition serial data output
22	CSV-CKO	O	Audio composition serial clock output
23	CSV-CE	O	Audio composition chip enable output
24	SIRCS	I	Remote commander input
25	PLLSI	I	PLL data input
26	PLLSO	O	PLL data output
27	PLLCKO	O	PLL clock output
28	PLLCE	O	PLL chip enable output
29	ILL-ON	O	Illumination power control output
30	DIMMER	I/O	Dimmer control input/output
31	TIRIND	O	TIR indicator control output (C8100R)
32	LCDINH	O	LCD blank display control output
33	VSS	—	GND
34	C	—	Power stabilization capacitor pin
35	AD-ON	O	Power control output of A/D conversion.
36, 37	RE-IN0, 1	I	Rotary encoder input 0, 1
38	DVCC	—	D/A converter VREF input
39	DVSS	—	GND of D/A converter.
40	EL-ON	O	Not used.
41	LCDANG	O	LCD view angle alignment output
42	AVCC	—	Analog power supply pin (+5 V)
43	AVRH	—	A/D converter VREF+ input
44	AVRL	—	A/D converter VREF- input
45	AVSS	—	Analog GND
46, 47	KEYIN0, 1	I	Key input 0, 1
48	RC-IN0	I	Rotary commander input 0
49	DSTSEL0	I	Destination select input 0 (Fixed at “L” in this set.)
50	DSTSEL1	I	Destination select input 1 (Fixed at “H” in this set.)
51	DSTSEL2	I	Destination select input 2 (Fixed at “L” in this set.) (C8100R)
			Frequency select input (C8100)

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