Sony HCD-PX333 specifications DISPLAY, Power Supply Section, ST/CD+10V

HCD-PX333

DISPLAY, POWER SUPPLY SECTION

LIQUID CRYSTAL
DISPLAY
LCD601
SDA								7	LCD DATA
SCL								8	LCD CLK
RW/CS								14	LCD CE
RS								13	LCD CLEAR
VDD			LCD ON/OFF
			SWITCH			SUB +5V
			Q601, 602
	D611						31		LCD ON/OFF
		D610
				D+7V					SYSTEM CONTROLLER
D607 – 609									IC501 (2/2)
LCD BACK					D615
LIGHT
			BACKLIGHT
			SWITCH					49	DIMMER
			Q603				D616

REMOTE CONTROL

RECEIVER 93 SIRCS

IC602

INVERTER NOISE	91	KEY RM INT
CANCELLER
Q950-953
S601 – 606
	85	KEY1
S621 – 628
	86	KEY2
S631 – 637		B.UP +2.7V
	87	KEY3

			ST/CD+10V		+10V
					REGULATOR
					IC901
				D+7V	+7V
					REGULATOR
					IC903
				+3.3V	+5V
		D+3V	REGULATOR		REGULATOR
			IC190		IC914
		CD A+5V	B+ SWITCH
			Q1101, 1102
	D912			D915
A +3.3V		D+5V
	D913			D1102
SYS +3.3V
		CD D+5V
				D1103	+5.6V
		CDM+5V			REGULATOR
			D1104	D1108	IC911,D910
B.UP +3.3V
		M+5V,
		H+5V
		+4V			+5V
		REGULATOR			REGULATOR
D924	D914	IC912			IC913

BDPWR

T900

POWER

TRANSFORMER

RECT

D982 – 985

RECT

D981

F801

E (Page 52)

			LED MD-PAUSE
			LED MD-PLAY
	LED DRIVE	57
			LED CD-PAUSE
D601 – 606	Q604 – 606,	–
		52	LED CD-PLAY
	Q608 – 610
			LED MD-REC
			LED STANDBY

AC CUT IN 94

BT921
	D918
	D923
		+5.6V
SUB +5V		REGULATOR
	D922	IC921,D921

AMP B+	RECT
AMP B–	D803

RECT

D971 – 974

(AC IN)

F802

RY991

(Page 52) K	P.DOWN	MD/CD POWER		AC ON
	46		34
				RESET
		RESET
				Q941
		TR RELAY	47

RESET	AC OFF
DELAY	DETECT
Q945,946	IC941	D941

	T901
	POWER
RECT		RELAY DRIVE
	TRANSFORMER
D992, 993		Q991

54 54