TUNER/HIFI/21PIN/OSD/VPS/NICAM Block Diagram | Aiwa HV-FX5100

TUNER/HIFI/21PIN/OSD/VPS/NICAM BLOCK DIAGRAM

HIFI

IC5501 TDA9605H

RECORD LUMINANCE SIGNAL

PPL

LPF

PLAYBACK LUMINANCE SIGNAL

BPF

J4204

1.3M/1.4M

NOISE

RECORD COLOR SIGNAL

1.3M/1.4M

35

CCO

REDUCTION

PLAYBACK COLOR SIGNAL

2

3

HF LPF

TUNER VIDEO SIGNAL

3

J4501

37

BPF

AUDIO SIGNAL (REC)

36

PPL

2

AUDIO SIGNAL (PB)

1.7M/1.8M

1

22

1.7M/1.8M

HF LPF

CCO

7

2

23

LPF

INPUT

SWITCH

6

NOISE

3

24

9

REDUCTION

6

27

8

21

NORMAL

8

29

SELECT

19

40

19

20

41

DECODER

20

SELECT

OUTPUT

22

SELECT

OUTPUT

16

I2C DATA

LINE

17

44

SELECT

DECODER

HF1

42

43

13

HF COM

Y/C/AUDIO/

HF2

2

NICAM

NORMAL A IN

IC6601

HEAD AMP

NORMAL A OUT

1 TDA9874H

A/V SW IC

SWD VIDEO IN

38 25

TU6001

IC4501

EE/VV V.OUT

LA7158M

2

2FSC

Q4802

23

21

20

6

BUFFER

Q4801

BUFFER

BUFFER

BUFFER

21

DC CLAMP

6MB AMP

6MB AMP

6MB AMP

22

B A C

B

A

B

A

Q6003

C

BUFFER

24

Q4501

SCRANBLE

OSD	2	24	21	19						5
OSD
IC4801										3
LC74775M										3
LC74775M	11	10	9	5	27	CLAMP	CLAMP	CLAMP	CLAMP
	11	10	9	5	27	CLAMP	CLAMP	CLAMP	CLAMP	11
										11
						14	16	18	19	4
										12

	HIFI ENV.DET
	CG DATA
SYSCON/	CG CLK
SERVO/TIMER	CG CS
	IIC CLK
	IIC DATA
	PERI CTL-L
	PERI CTL-L

I-3

Image 59

Aiwa HV-FX5100 service manual TUNER/HIFI/21PIN/OSD/VPS/NICAM Block Diagram

HV-FX5100 specifications

The Aiwa HV-FX5100 is a remarkable piece of technology that showcases Aiwa’s commitment to innovation and quality in the realm of home entertainment. Released as part of their VHS video cassette recorder lineup, the HV-FX5100 quickly gained popularity for its advanced features and user-friendly design.

One of the standout characteristics of the Aiwa HV-FX5100 is its impressive playback quality. The machine delivers crisp and clear video resolution, thanks to its advanced video processing technology. This ensures that viewers experience a vibrant picture with natural color reproduction, enhancing the viewing experience for VHS tapes.

The Aiwa HV-FX5100 is equipped with a range of functionalities that cater to the needs of modern consumers. A key feature is its Time Base Correction (TBC) technology, which helps eliminate jittery video, making it particularly useful for viewing older tapes or those that have been recorded on different machines. This technology significantly enhances the stability of the video playback, allowing for a smoother viewing experience.

Another notable feature of the HV-FX5100 is its built-in digital tuner, which allows users to receive and record digital broadcasts. This helps bridge the gap between analog recordings and the growing trend towards digital content, making it a versatile addition to any home entertainment system.

The design of the Aiwa HV-FX5100 also reflects its ease of use. With a straightforward interface and intuitive remote control, users can navigate and control the unit effortlessly. The VCR includes features like auto-tuning and programmed recording, which make it incredibly convenient for users to schedule recordings with minimal hassle.

In terms of connectivity, the Aiwa HV-FX5100 is equipped with various input and output options, including RCA connectors and S-Video outputs, allowing for seamless integration with TVs and other audiovisual equipment. This flexibility ensures that users can enjoy their favorite content across different media formats.

Furthermore, the construction of the HV-FX5100 is robust, promising longevity and durability. This makes it a reliable choice for those who want a dependable VCR to preserve and play their video collections.

Overall, the Aiwa HV-FX5100 stands out not just for its impressive list of features but also for its ability to adapt to both vintage and contemporary media needs. It represents a perfect harmony of classic technology and modern consumer demands, making it a treasured device for video enthusiasts.

Contents

HV-FX5100 K Table of Contents Important Notice Servicing Notices on Checking Removal of Mechanical Parts and P.C. Boards Disassembly Instructions Removal of Deck Parts Sensor Cover L Refer to Fig Link Assy Refer to FigTension Assy Refer to -9-A Loading Motor Assy Refer to Fig 13 A/C Head Refer to -13-A Refer to Mechanical AdjustmentREEL/T Reel Assy Refer to Fig Pinch Roller ASSY/P5 ARM Assy Refer to -12-A Clutch Assy Refer to Fig AHC ASSY/CYLINDER Unit Assy Refer to FigCapstan DD Unit Refer to Fig Middle GEAR/MAIN CAM Refer to -17-A B2-5 Loading Gear S/T Assy Refer to -19-AInclined S/T Assy Refer to Fig C1-1 KEY to AbbreviationsDD Unit C1-2 KEY to Abbreviations Method Operations Service Mode ListConfirmation of Using Hours Adjustment PG Shifter C3-1 Preventive Checks and Service IntervalsConfirmation of Using Hours C3-2 Cleaning C4-1 Preparation for Servicing Servicing Fixtures and Tools C6-1 VCR Test Tape Interchangeability Table D1-1 Mechanical AdjustmentsConfirmation and Adjustment Using a Cassette Type Torque Tape JG100A Confirmation and Adjustment of Tape Running Mechanism D1-3 Confirmation and Adjustment of AUDIO/ Control Head D1-4 Mechanism Adjustment Parts Location Guide D2-1 Electrical AdjustmentsBasic Adjustment MODE-PLAYBACK D2-2 Electrical Adjustment Parts Location GuideSyscon PCB Power does not Turn on Troubleshooting Guide Belt Capstan Power Shuts OFFLoading BELT, DD Motor Cylinder not Rotating During Playback and Recording Power Block Audio Shakes Loading Block Cassette Tape is Not AcceptedCassette Loading Cassette Loading Block When Inserting CASSETTE, IT Ejects Immediately FF/REW do not Work Tape Loading is OK But Unloads Immediately Head Switching Playback Picture Shakes Playback Picture Jitters Horizontally Auto Tracking does not Operate Troubleshooting Guide Playback Picture Jitters Vertically Cylinder No Playback Picture No Color During Playback Playback Picture is Noisy No Color During Self Recording and Playback No Normal Audio On Playback Capstan DD Motor not Rotating Audio can not be Recorded Cassette in and Down Unit has no Functions Does Video signal Appear at pin 31 IC4001 ? Yes Check Video No E-EVIDEO Audio from TunerCheck Audio Audio No E-E Audio Mono Audio Mono No E-E Audio Stereo No Tuner Audio Mono No Tuner Audio Stereo Troubleshooting Guide Hi-Fi Audio Cannot be Pin No Pin Name Description IC Descriptions MUTE-H Power on LONE Touch PB Peli CTL Waveform Changes Depended on the Tape Speed Servo Timing ChartDPG *6PIN DFG *7PIN Sync E-E *4PIN REC CTL REC 7PIN Sync Trick PB !3PIN RVS System Switch ModeFWD Diode Semiconductor Base Connections AUDIO/HEAD AMP Block Diagram System CONTROL/SERVO/TIMER Block Diagram TUNER/HIFI/21PIN/OSD/VPS/NICAM Block Diagram Syscon SERVO/TIMER Operation Block DiagramPower Block Diagram Power Rsqy Y6A Printed Circuit Boards Printed Circuit Boards Syscon Q1005 1005 UYN X5F 9aW7gR7nag gQVSOiWQ RWOUdO 0gsgQ aQP1 EfRc6UVSV dPURNeVP QVNTcN W488 SXheaPu hRWTbPjXR SXPVgPb UYSP‘ X59B AUDIO/HEAD AMP SYSCON/SERVO/TIMERWaveforms Operation 1 PCB Assy Mechanical Exploded ViewSyscon PCB Assy Operation 2 PCB Assy L2-1 Mechanical Replacement Parts ListAccessory Replacement Parts List M1-1 Chassis Exploded View TOP View M1-2 Chassis Exploded View Bottom View M2-1 Chassis Replacement Parts List Syscon PCB Assy Electrical Replacement Parts List CORE,BEADS BF40DTA-3.5 Others