Sony XR-C8100R service manual Block Diagram Main Section

XR-C8100/C8100R

6-3. BLOCK DIAGRAM — MAIN SECTION —

		BUS INTERFACE
		IC602
BATT	3	BATT(L)	10
		CHECK

				LINE DRIVER
				IC310
			FL	2	13
		2	RL	7	12
		TUNER
		SECTION		AMP
				IC383
			SUB L	3	1
BATT
BATT(H)	SYSTEM CONTROL
CHECK
Q600	IC600(2/3)
	77 BUIN
	RA MBU 55		1 BU CHECK 2	BU5VA

			-1
			L
		R-CH	-2
			R
			-3
Q330			L
	Q340	R-CH	-4
			R
			-3
			L
			-4
Q361		R-CH	R
		MUTE
		CONTROL
	POWER AMP	Q702
	IC700

CN781

FRONT

LINE OUT

CN780

REAR

CN781

SUB OUT

2 RESET 13

IC501

11 SYSRST

CN700

		BATT
CN600				4	CLK		11
		7
(BUS CONTROL IN)
1		4			DT		8
2		5		76
3		6					9
Q602		8		1		BUS	12
						ON
IR
RECEIVER 1
IC901				RESET
		BU5VA	2			1
				IC500
							SW800
		POWER SUPPLY					RESET
		IC502
FM8V	11 FM+B		VCC		7	BATT
AM8V	10 AM+B
COM8V	9	COM+B	STB		4
ANT+B	8	ANT+B	MODE1		3
			MODE2		2
D532
BU5VA
D533		3	6V REG	1		BATT
			IC503
BU5VB

			MUTE 65	X601
19 CK
				32.768KHz
			X1A 73			10V REG	PON10V
		UNI			BATT
17 SI						Q504
			X0A 74
18 SO				X600		POWER
10 BUS ON			X0 92	3.68MHz		CONTROL
						Q505
					DOOR
			X1 93
					DET
24 SIRCS					D524	DOOR
			DOOR SW 12
						DET
90 RST			LED ON 118
						Q503
				BEEP		BZ600
			BEEP 15	DRIVE
						(BUZZER)
				Q601			ACC
			ACC IN 81
							CHECK
							Q705
			ILL IN 78
120 POW ON
6	FM ON		TEL MUTE 79
7	TU ON		TEST IN 58
			DIMMER 30
29 ILL ON
				POWER	DIMMER	ON/OFF
			BATT		CONTROL		EL
				SWITCH		DRIVE
					IC550		EL900
				Q550,551		Q556,557
					Q552-555

MUTE 2

5

12

3

9

11

7

4 ST-BY

R-CH

POWER

BATT CONTROL

Q703,704

ILL
CHECK	Q603
Q512

BATT

ANT+B

1

9

2

10

4

12

3

11

5

7

14

13

15

16

6

FL+

FL–

RL+

RL–

FR+

FR–

RR+

RR–

AMP-R

ACC

ILL

TEL MUTE TEST BATT ANT-R

04

	BATT	10V REG	LCD10V
		Q506
POWER
CONTROL
Q507

• Signal path

: FM

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