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Aiwa HV-FX5100 service manual Operation Block Diagram, Power Block Diagram

Models: HV-FX5100

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OPERATION BLOCK DIAGRAM

OPERATION BLOCK DIAGRAM

V651 7-MT-201G

23

17

14

4

26

25

2

1

HEATER_DC +

HEATER_DC -

POWER

IC651

BU2979K

14	17	19	21	41	31
		FIP DRIVER

CH.UP		CH.UP_SW
POWER	Q601
STILL/PAUSE	OTPB SW	OTP
OTPB	D601
OTPB	OS651
CH.DOWN	OS651
CH.DOWN
	1	REMOCON
STOP/EJECT
		KEY-A
REC/OTR
FF/CUE
PLAY
REW/REV

POWER BLOCK DIAGRAM

SYSCON/

SERVO/TIMER

SW REG

IC501

STR-F6552

1

4

L503

AC IN

F501

T501

	14
	3
	11
D502~D505	12
	12

RECTIFIER

17

18

	D525
IC502 NJM431L	Q508	Q509
IC502 NJM431L
	CAP VCO SW	CAP SW
VOLTAGE CTL.
1	2	Q512
Q501		P.ON 5V SW
PHOTO		Q510
COUPLER		Q510
COUPLER
		P.ON SW
	Q507	Q502
	P.CON 5V SW	P.ON SW

Q505

HEATER SW

Q503

HEATER

ON SW

CAP VCO

CAP HI-H

AT +5.8V

POWER ON-H

POWER FAIL

HEATER SW

HEATER_DC +

HEATER_DC -

SYSCON/

SERVO/TIMER

OPERATION

I-4

Image 60

Aiwa HV-FX5100 service manual Operation Block Diagram, Power Block Diagram

Contents

S/M Code No. 09-996-332-2N1 VIDEO CASSETTE RECORDERBASIC TAPE MECHANISM OVD-6 SPECIFICATIONSTABLE OF CONTENTS SERVICING NOTICES ON CHECKING IMPORTANT NOTICE4.PERFORM A SAFETY CHECK AFTER SERVICING 1.KEEP THE NOTICESDISASSEMBLY INSTRUCTIONS 1.REMOVAL OF MECHANICAL PARTS AND P.C. BOARDS1-2 FLAP Refer to Fig 1-3 DECK CHASSIS Refer to Fig2. REMOVAL OF DECK PARTS DISASSEMBLY INSTRUCTIONS2-1 TOP BRACKET Refer to Fig 2-3 TAPE GUIDE L Refer to Fig. 2-3-ADISASSEMBLY INSTRUCTIONS 2-6 LINK ASSY Refer to Fig2-9 TENSION ASSY Refer to Fig. 2-9-A 2-7 LOADING MOTOR ASSY Refer to FigDISASSEMBLY INSTRUCTIONS Refer to MECHANICAL ADJUSTMENT2-11 S REEL/T REEL ASSY Refer to Fig 2-13 A/C HEAD Refer to Fig. 2-13-ADISASSEMBLY INSTRUCTIONS 2-15 AHC ASSY/CYLINDER UNIT ASSY Refer to Fig2-16 CAPSTAN DD UNIT Refer to Fig 2-17 MIDDLE GEAR/MAIN CAM Refer to Fig. 2-17-ADISASSEMBLY INSTRUCTIONS 2-19 LOADING GEAR S/T ASSY Refer to Fig. 2-19-A2-20 INCLINED S/T ASSY Refer to Fig B2-5KEY TO ABBREVIATIONS H.SWAFT DET A.PBKEY TO ABBREVIATIONS SYNCSYNC SEP TRACSERVICE MODE LIST MethodOperations C2-1PREVENTIVE CHECKS AND SERVICE INTERVALS CONFIRMATION OF USING HOURSC3-1 CLEANING PREVENTIVE CHECKS AND SERVICE INTERVALS1. AUDIO CONTROL HEAD 2. TAPE RUNNING SYSTEMNOTE FOR THE REPLACING OF MEMORY IC C4-1SERVICING FIXTURES AND TOOLS PREPARATION FOR SERVICINGHow to use the Servicing Fixture RemarksVCR TEST TAPE INTERCHANGEABILITY TABLE C6-1MECHANICAL ADJUSTMENTS 1. CONFIRMATION AND ADJUSTMENTD1-1 MECHANICAL ADJUSTMENTS Refer to the ELECTRICAL ADJUSTMENTS1-4 CONFIRMATION OF VSR TORQUE 1-5 CONFIRMATION OF REEL BRAKE TORQUEMECHANICAL ADJUSTMENTS 2-3 TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENTRefer to SERVICING FIXTURE AND TOOLS Refer to item3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDE MECHANICAL ADJUSTMENTSD1-4 ELECTRICAL ADJUSTMENTS 1. BASIC ADJUSTMENT1-1 PG SHIFTER CONDITIONS INSTRUCTIONS2. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE SYSCON PCBELECTRICAL ADJUSTMENTS D2-2TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE AUDIO SHAKES Is AUDIO HEAD scratched ? NoIs input level at pin 85 of IC1002 about 0.4Vp-p? Yes Check AUDIO BLOCKTROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE Check pins 9 and 10 of IC1002 linesFF/REW DO NOT WORK ing atTROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE TROUBLESHOOTING GUIDE E-10TROUBLESHOOTING GUIDE E-11TROUBLESHOOTING GUIDE E-12TROUBLESHOOTING GUIDE E-13TROUBLESHOOTING GUIDE Does COMPOSITEsignal appear at pin 52 of IC4001?NO COLOR DURING PLAYBACK 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-23TROUBLESHOOTING GUIDE NO E-EAUDIO STEREODoes audio appear Refer to section NO E-ETROUBLESHOOTING GUIDE E-25TROUBLESHOOTING GUIDE Does signal appearNO TUNER AUDIO STEREO at pin 25 of IC6601 ?TROUBLESHOOTING GUIDE E-27TROUBLESHOOTING GUIDE E-28IC DESCRIPTIONS Pin NoPin Name DescriptionIC DESCRIPTIONS Pin NoPin Name DescriptionSERVO TIMING CHART SYSTEM SWITCH MODE SEMICONDUCTOR BASE CONNECTIONS DIODETRANSISTOR 44PINY/C/AUDIO/HEAD AMP BLOCK DIAGRAM SYSTEM CONTROL/SERVO/TIMER BLOCK DIAGRAM Y/C/AUDIO HAED AMPTUNER/HIFI 21PIN/OSD/VPS NICAM TUNER/HIFI/21PIN/OSD/VPS/NICAM BLOCK DIAGRAM SERVO/TIMERSYSCON OPERATION BLOCK DIAGRAM POWER BLOCK DIAGRAMOPERATION RSQY 0RSQYPage PRINTED CIRCUIT BOARDS OPERATIONDECK OPERATIONPRINTED CIRCUIT BOARDS SYSCON IC6601IC4001 PRINTED CIRCUIT BOARDS SYSCON Q1005Q1002 PRINTED CIRCUIT BOARDS SYSCON 1005Q1002 IC651Page Page 9aW7 gR7nag gQVSOiWQ RWOUdO 0gsgQ aQP1 dkdP aPO0 efRc6UVSV dPURNeVP QVNTcNW488 SXheaPu hRWTbPjXR SXPVgPb lED 1F6bj6A9 VP2PcdST RdccTRjXdc 1huhRdc eRQ2uYSP‘ X59B SYSCON/SERVO/TIMER WAVEFORMSY/C/AUDIO/HEAD AMP 1 RECMECHANICAL EXPLODED VIEW L1-1MECHANICAL REPLACEMENT PARTS LIST ACCESSORY 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 ELECTRICAL REPLACEMENT PARTS LIST OPERATION 1 PCB ASSYOPERATION 2 PCB ASSY AND OTHERS920074