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Aiwa HV-FX5100 service manual System Control/Servo/Timer Block Diagram, Y/C/Audio Haed Amp

Models: HV-FX5100

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SYSTEM CONTROL/SERVO/TIMER BLOCK DIAGRAM

SYSTEM CONTROL/SERVO/TIMER BLOCK DIAGRAM

SYSCON/SERVO/TIMER IC1002 OEC7035A

LOADING MOTOR DRIVER IC1001

BA6955AN

POWER

TUNER/HIFI/

21PIN/OSD/

VPS/NICAM

HEATER SW

POWER FAIL

POWER ON-H

CAP HI-H

HIFI ENV.DET

	IC1004	SYSTEM	1
	RE5VS31A	RESET	1
	RE5VS31A	RESET

28HEATER SW

BOT 4

82P.FAIL

	20	POWER ON-H A	LDM FWD	47
	20	POWER ON-H A	LDM RVS	48
	27	CAP HI-H	LDM RVS	48
	27	CAP HI-H
			REMOCON 14
	5	A.ENV	KEY-A	7
			KEY-A	7
			CH UP	8
	43	RESET	OTP	53
	79	REEL-S	IIC DATA	72
	80	REEL-T	IIC CLK	71

2 4 5 7

CP1004

			BOT	2
			BOT	2

			LDM -	3
			LDM -	3

			LDM +	4
			LDM +	4

REMOCON

KEY-A

CH.UP_SW

OTP

5	EEP ROM
	IC1099
6	M24C08-BN6

DECk

OPERATION

P.CON 5V		REEL SENSOR
		Q1002	X1002
			32.768KHz
1	2	1	2
REEL SENSOR

41XC IN

42 XC OUT

V.ENV. 6

IIC DATA

IIC CLK

ENV.DET

Y/C/AUDIO/

HAED AMP

Q1001
4	3	4	3
			X1001

38 X IN

V.H.SW 18 NA REC-H 29

V.H.SW

NA REC-H

12MHz

Q1007

FF/REW SW

Q1006

FF/REW SW

Q1003

LED SW

39X OUT

			CG CLK	70
	25	FF/REW-L	CG CS	63
	25	FF/REW-L	CG DATA	68
			CG DATA	68
			PICTURE_CTL	76
			CYL CTL	78
	97	CTL AMP OUT	DFG	87
	93	CTL SW OUT	DPG	86
			CFG	85

22SENS LED

IIC DATA

IIC CLK

CG CLK

CG CS

CG DATA

PICTURE_CTL-L

CP1002

						CYL DRIVE	5
						CYL DRIVE	5

						CYL FG	3



						CYL B+	2
						CYL PG	1

Q1008

TUNER/HIFI/

21PIN/OSD/VPS/

NICAM

MICRO MOTOR

Q1005

MOS SEN A

Q1004

9MS SW A

CYL VCO SW

Q1009

CYL SW

AT12.6V

P.CON 5V

D1001

CP1003

CP1001

MS SEN B

10 MS SW B	CAP LIMIT 12

I LIMIT

3

DECK

1	EOT
1	EOT

3 EOT	CAP CTL	77
	CAP FWD	11

CTL	4
VCO(12V)	5

FG	6

CAP.M F/R	7

CAPSTAN DD UNIT

CAPSTAN AFC SIGNAL

CYLINDER APC SIGNAL

CAP_VCOPOWER

CYLINDER AFC SIGNAL

I-2

Image 58

Aiwa HV-FX5100 service manual System Control/Servo/Timer Block Diagram, Y/C/Audio Haed Amp, TUNER/HIFI 21PIN/OSD/VPS NICAM

Contents

BASIC TAPE MECHANISM OVD-6 S/M Code No. 09-996-332-2N1VIDEO CASSETTE RECORDER SPECIFICATIONSTABLE OF CONTENTS 4.PERFORM A SAFETY CHECK AFTER SERVICING SERVICING NOTICES ON CHECKINGIMPORTANT NOTICE 1.KEEP THE NOTICES1-2 FLAP Refer to Fig DISASSEMBLY INSTRUCTIONS1.REMOVAL OF MECHANICAL PARTS AND P.C. BOARDS 1-3 DECK CHASSIS Refer to Fig2-1 TOP BRACKET Refer to Fig 2. REMOVAL OF DECK PARTSDISASSEMBLY INSTRUCTIONS 2-3 TAPE GUIDE L Refer to Fig. 2-3-A2-9 TENSION ASSY Refer to Fig. 2-9-A DISASSEMBLY INSTRUCTIONS2-6 LINK ASSY Refer to Fig 2-7 LOADING MOTOR ASSY Refer to Fig2-11 S REEL/T REEL ASSY Refer to Fig DISASSEMBLY INSTRUCTIONSRefer to MECHANICAL ADJUSTMENT 2-13 A/C HEAD Refer to Fig. 2-13-A2-16 CAPSTAN DD UNIT Refer to Fig DISASSEMBLY INSTRUCTIONS2-15 AHC ASSY/CYLINDER UNIT ASSY Refer to Fig 2-17 MIDDLE GEAR/MAIN CAM Refer to Fig. 2-17-A2-20 INCLINED S/T ASSY Refer to Fig DISASSEMBLY INSTRUCTIONS2-19 LOADING GEAR S/T ASSY Refer to Fig. 2-19-A B2-5AFT DET KEY TO ABBREVIATIONSH.SW A.PBSYNC SEP KEY TO ABBREVIATIONSSYNC TRACOperations SERVICE MODE LISTMethod C2-1CONFIRMATION OF USING HOURS PREVENTIVE CHECKS AND SERVICE INTERVALSC3-1 1. AUDIO CONTROL HEAD CLEANINGPREVENTIVE CHECKS AND SERVICE INTERVALS 2. TAPE RUNNING SYSTEMNOTE FOR THE REPLACING OF MEMORY IC C4-1How to use the Servicing Fixture SERVICING FIXTURES AND TOOLSPREPARATION FOR SERVICING RemarksVCR TEST TAPE INTERCHANGEABILITY TABLE C6-11. CONFIRMATION AND ADJUSTMENT MECHANICAL ADJUSTMENTSD1-1 1-4 CONFIRMATION OF VSR TORQUE MECHANICAL ADJUSTMENTSRefer to the ELECTRICAL ADJUSTMENTS 1-5 CONFIRMATION OF REEL BRAKE TORQUERefer to SERVICING FIXTURE AND TOOLS MECHANICAL ADJUSTMENTS2-3 TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENT Refer to itemMECHANICAL ADJUSTMENTS 3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDED1-4 1-1 PG SHIFTER CONDITIONS ELECTRICAL ADJUSTMENTS1. BASIC ADJUSTMENT INSTRUCTIONSELECTRICAL ADJUSTMENTS 2. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDESYSCON PCB D2-2TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE Is input level at pin 85 of IC1002 about 0.4Vp-p? TROUBLESHOOTING GUIDEAUDIO SHAKES Is AUDIO HEAD scratched ? No Yes Check AUDIO BLOCKTROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE FF/REW DO NOT WORK TROUBLESHOOTING GUIDECheck pins 9 and 10 of IC1002 lines ing atTROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE E-10TROUBLESHOOTING GUIDE E-11TROUBLESHOOTING GUIDE E-12TROUBLESHOOTING GUIDE E-13NO COLOR DURING PLAYBACK TROUBLESHOOTING GUIDEDoes COMPOSITEsignal appear at pin 52 of IC4001? Yes Check Q4802 circuitTROUBLESHOOTING GUIDE E-15TROUBLESHOOTING GUIDE E-16TROUBLESHOOTING GUIDE E-17TROUBLESHOOTING GUIDE E-18TROUBLESHOOTING GUIDE E-19TROUBLESHOOTING GUIDE E-20TROUBLESHOOTING GUIDE E-21TROUBLESHOOTING GUIDE E-22TROUBLESHOOTING GUIDE E-23Does audio appear TROUBLESHOOTING GUIDENO E-EAUDIO STEREO Refer to section NO E-ETROUBLESHOOTING GUIDE E-25NO TUNER AUDIO STEREO TROUBLESHOOTING GUIDEDoes signal appear at pin 25 of IC6601 ?TROUBLESHOOTING GUIDE E-27TROUBLESHOOTING GUIDE E-28Pin Name IC DESCRIPTIONSPin No DescriptionPin Name IC DESCRIPTIONSPin No DescriptionSERVO TIMING CHART SYSTEM SWITCH MODE TRANSISTOR SEMICONDUCTOR BASE CONNECTIONSDIODE 44PINY/C/AUDIO/HEAD AMP BLOCK DIAGRAM Y/C/AUDIO HAED AMP SYSTEM CONTROL/SERVO/TIMER BLOCK DIAGRAMTUNER/HIFI 21PIN/OSD/VPS NICAM SERVO/TIMER TUNER/HIFI/21PIN/OSD/VPS/NICAM BLOCK DIAGRAMSYSCON POWER BLOCK DIAGRAM OPERATION BLOCK DIAGRAMOPERATION RSQY 0RSQYPage DECK PRINTED CIRCUIT BOARDSOPERATION OPERATIONIC6601 PRINTED CIRCUIT BOARDS SYSCONIC4001 Q1005 PRINTED CIRCUIT BOARDS SYSCONQ1002 Q1002 PRINTED CIRCUIT BOARDS SYSCON1005 IC651Page Page 9aW7 gR7nag gQVSOiWQ RWOUdO 0gsgQ aQP1 dkdP aPO0 efRc6UVSV dPURNeVP QVNTcNW488 PcdST RdccTRjXdc SXheaPu hRWTbPjXR SXPVgPblED 1F6bj6A9 VP2 1huhRdc eRQ2uYSP‘ X59B Y/C/AUDIO/HEAD AMP SYSCON/SERVO/TIMERWAVEFORMS 1 RECMECHANICAL EXPLODED VIEW L1-1ACCESSORY REPLACEMENT PARTS LIST MECHANICAL REPLACEMENT PARTS LISTL2-1 CHASSIS EXPLODED VIEW TOP VIEW M1-1CHASSIS EXPLODED VIEW BOTTOM VIEW M1-2CHASSIS REPLACEMENT PARTS LIST M2-1ELECTRICAL REPLACEMENT PARTS LIST SYSCON PCB ASSYELECTRICAL REPLACEMENT PARTS LIST OPERATION 2 PCB ASSY ELECTRICAL REPLACEMENT PARTS LISTOPERATION 1 PCB ASSY AND OTHERS920074