Sony MX-E501 service manual Printed Wiring Board Main Section Side B

Page 19

MZ-E501

6-3. PRINTED WIRING BOARD – MAIN SECTION (SIDE B) –

1	2	3	4	5	6		7	8	9	10

			TO MOTOR FLEXIBLE BOARD		TO
	MAIN BOARD		TO MOTOR FLEXIBLE BOARD		OPTICAL
A		(SIDE B)	(M901 : SPINDLE MOTOR)		OPTICAL
A		(SIDE B)	(M901 : SPINDLE MOTOR)		BLOCK
			(M902 : SLED MOTOR)		PICK-UP
			(M902 : SLED MOTOR)
					(LCX-4E)

•Semiconductor

Location

B
J301
COM	R
C
		L
	RGND
		TP904
	R-KEY	(VL)
	R-KEY
D	R-DATA
D		TP901
	RVDD	(VC)
	RVDD
E
S809
(OPEN/CLOSE
DETECT SWITCH)
		IC 551
F
G
		RECHARGEABLE BATTERY
		NC-6WM
		1PC, 1.2V 600mAh

IC 801

C609

TAP601

(TEST)

1-681-868-

11

(11)

Ref. No.	Location

D901	E-2
IC551	F-5
IC801	B-9
Q801	C-3

1919

Image 19

Contents MZ-E501 SpecificationsExploded Views Table of ContentsDisassembly DiagramsSection Servicing Notes Location and Function of Controls Group Section GeneralCase ASSY, Holder Assy Section DisassemblyBracket Assy Mechanism DeckOptical PICK-UP Assy LCX-4E Main BoardSetting the Test Mode Section Test ModeGeneral Overall Adjustment Mode Manual ModeHow to set the Manual mode Self-diagnostic mode SELF-DIAGNOSTIC Display ModeEIB KEY Check ModeSound Skip Check Result Display Mode Setting the Key Check modeManual Power Adjustments Section Electrical AdjustmentsReset NV Electrical offset adjustment method Vc PWM Duty H adjustment methodOverall CD and MO adjustment method Resume clear method Overall CD and MO adjustment itemsMZ-E501 Waveforms Section DiagramsMain Board Block DiagramSemiconductor Printed Wiring Board Main Section Side aSide B Printed Wiring Board Main Section Side BOprledgh MZ-E501 2222 IC301 TA2131FL EL IC Block DiagramsIC901 XPC18A32FCR2 IC PIN Function Description MIFVSS3 OprledglXtest OprledrlDSPVSS0 AVS2 AvssAPC DSPVDD0Spcv DSPVDD2DSPVSS1 SpcuVL PWM TEST1, TEST0SSB CLK MCUVSS0TSB SLV CHK LCD STBLCD RST REC LEDMain Section Section Exploded Views5961 Mechanism SectionSection Electrical Parts List MainXPC18A32FCR2 Ver 1.1 Memo MZ-E501 Before change After change How to distinguish the sets¥ Signal path Main Board Main Board + Line Tantalums Schematic Diagram Main /3 See page 9 for IC Block Diagrams IC Block Diagrams IC901 XPC18A32FCR2 Signal C input from the optical pick-up detector IC601 CXD2671-207GA System Control AVS2 Avss DSPVDD2 188,189 Not used open 190 LCD STB 1uF 10% C102 126-246-11 IC XPC18A32FCR2 SWITCH, Tactile VOL− Ver Date Description of Revision Revision History