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HV-FX5100 Troubleshooting Guide, Ff/Rew Do Not Work, ing at, pin 11 of IC1002 when
Models:
HV-FX5100
1
30
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Troubleshooting
Specification
Parts list
Servo Timing Chart
Disassembly Instructions
Servo/Timer
Does COMPOSITEsignal appear at pin 52 of IC4001?
Refer to MECHANICAL ADJUSTMENT
Cleaning
How to
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Image 30
TROUBLESHOOTING GUIDE
FF/REW DO NOT WORK
Is the voltage chang
ing at
No
pin 11 of IC1002 when
you press FF/REW ?
Yes
Check DECK MECHANISM.
Check pins 9 and 10 of IC1002 lines.
E-7
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Image 30
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Contents
BASIC TAPE MECHANISM OVD-6
S/M Code No. 09-996-332-2N1
VIDEO CASSETTE RECORDER
SPECIFICATIONS
TABLE OF CONTENTS
4.PERFORM A SAFETY CHECK AFTER SERVICING
SERVICING NOTICES ON CHECKING
IMPORTANT NOTICE
1.KEEP THE NOTICES
1-2 FLAP Refer to Fig
DISASSEMBLY INSTRUCTIONS
1.REMOVAL OF MECHANICAL PARTS AND P.C. BOARDS
1-3 DECK CHASSIS Refer to Fig
2-1 TOP BRACKET Refer to Fig
2. REMOVAL OF DECK PARTS
DISASSEMBLY INSTRUCTIONS
2-3 TAPE GUIDE L Refer to Fig. 2-3-A
2-9 TENSION ASSY Refer to Fig. 2-9-A
DISASSEMBLY INSTRUCTIONS
2-6 LINK ASSY Refer to Fig
2-7 LOADING MOTOR ASSY Refer to Fig
2-11 S REEL/T REEL ASSY Refer to Fig
DISASSEMBLY INSTRUCTIONS
Refer to MECHANICAL ADJUSTMENT
2-13 A/C HEAD Refer to Fig. 2-13-A
2-16 CAPSTAN DD UNIT Refer to Fig
DISASSEMBLY INSTRUCTIONS
2-15 AHC ASSY/CYLINDER UNIT ASSY Refer to Fig
2-17 MIDDLE GEAR/MAIN CAM Refer to Fig. 2-17-A
2-20 INCLINED S/T ASSY Refer to Fig
DISASSEMBLY INSTRUCTIONS
2-19 LOADING GEAR S/T ASSY Refer to Fig. 2-19-A
B2-5
AFT DET
KEY TO ABBREVIATIONS
H.SW
A.PB
SYNC SEP
KEY TO ABBREVIATIONS
SYNC
TRAC
Operations
SERVICE MODE LIST
Method
C2-1
PREVENTIVE CHECKS AND SERVICE INTERVALS
CONFIRMATION OF USING HOURS
C3-1
1. AUDIO CONTROL HEAD
CLEANING
PREVENTIVE CHECKS AND SERVICE INTERVALS
2. TAPE RUNNING SYSTEM
NOTE FOR THE REPLACING OF MEMORY IC
C4-1
How to use the Servicing Fixture
SERVICING FIXTURES AND TOOLS
PREPARATION FOR SERVICING
Remarks
VCR TEST TAPE INTERCHANGEABILITY TABLE
C6-1
MECHANICAL ADJUSTMENTS
1. CONFIRMATION AND ADJUSTMENT
D1-1
1-4 CONFIRMATION OF VSR TORQUE
MECHANICAL ADJUSTMENTS
Refer to the ELECTRICAL ADJUSTMENTS
1-5 CONFIRMATION OF REEL BRAKE TORQUE
Refer to SERVICING FIXTURE AND TOOLS
MECHANICAL ADJUSTMENTS
2-3 TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENT
Refer to item
3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDE
MECHANICAL ADJUSTMENTS
D1-4
1-1 PG SHIFTER CONDITIONS
ELECTRICAL ADJUSTMENTS
1. BASIC ADJUSTMENT
INSTRUCTIONS
ELECTRICAL ADJUSTMENTS
2. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE
SYSCON PCB
D2-2
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
Is input level at pin 85 of IC1002 about 0.4Vp-p?
TROUBLESHOOTING GUIDE
AUDIO SHAKES Is AUDIO HEAD scratched ? No
Yes Check AUDIO BLOCK
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
FF/REW DO NOT WORK
TROUBLESHOOTING GUIDE
Check pins 9 and 10 of IC1002 lines
ing at
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
E-10
TROUBLESHOOTING GUIDE
E-11
TROUBLESHOOTING GUIDE
E-12
TROUBLESHOOTING GUIDE
E-13
NO COLOR DURING PLAYBACK
TROUBLESHOOTING GUIDE
Does COMPOSITEsignal appear at pin 52 of IC4001?
Yes Check Q4802 circuit
TROUBLESHOOTING GUIDE
E-15
TROUBLESHOOTING GUIDE
E-16
TROUBLESHOOTING GUIDE
E-17
TROUBLESHOOTING GUIDE
E-18
TROUBLESHOOTING GUIDE
E-19
TROUBLESHOOTING GUIDE
E-20
TROUBLESHOOTING GUIDE
E-21
TROUBLESHOOTING GUIDE
E-22
TROUBLESHOOTING GUIDE
E-23
Does audio appear
TROUBLESHOOTING GUIDE
NO E-EAUDIO STEREO
Refer to section NO E-E
TROUBLESHOOTING GUIDE
E-25
NO TUNER AUDIO STEREO
TROUBLESHOOTING GUIDE
Does signal appear
at pin 25 of IC6601 ?
TROUBLESHOOTING GUIDE
E-27
TROUBLESHOOTING GUIDE
E-28
Pin Name
IC DESCRIPTIONS
Pin No
Description
Pin Name
IC DESCRIPTIONS
Pin No
Description
SERVO TIMING CHART
SYSTEM SWITCH MODE
TRANSISTOR
SEMICONDUCTOR BASE CONNECTIONS
DIODE
44PIN
Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM
SYSTEM CONTROL/SERVO/TIMER BLOCK DIAGRAM
Y/C/AUDIO HAED AMP
TUNER/HIFI 21PIN/OSD/VPS NICAM
TUNER/HIFI/21PIN/OSD/VPS/NICAM BLOCK DIAGRAM
SERVO/TIMER
SYSCON
OPERATION BLOCK DIAGRAM
POWER BLOCK DIAGRAM
OPERATION
RSQY
0RSQY
Page
DECK
PRINTED CIRCUIT BOARDS
OPERATION
OPERATION
PRINTED CIRCUIT BOARDS SYSCON
IC6601
IC4001
PRINTED CIRCUIT BOARDS SYSCON
Q1005
Q1002
Q1002
PRINTED CIRCUIT BOARDS SYSCON
1005
IC651
Page
Page
9aW7 gR7nag gQVSOiWQ RWOUdO 0gsgQ aQP1
dkdP aPO0
efRc6UVSV dPURNeVP QVNTcN
W488
PcdST RdccTRjXdc
SXheaPu hRWTbPjXR SXPVgPb
lED 1F6bj6A9 VP2
1huhRdc eRQ2
uYSP‘
X59B
Y/C/AUDIO/HEAD AMP
SYSCON/SERVO/TIMER
WAVEFORMS
1 REC
MECHANICAL EXPLODED VIEW
L1-1
MECHANICAL REPLACEMENT PARTS LIST
ACCESSORY REPLACEMENT PARTS LIST
L2-1
CHASSIS EXPLODED VIEW TOP VIEW
M1-1
CHASSIS EXPLODED VIEW BOTTOM VIEW
M1-2
CHASSIS REPLACEMENT PARTS LIST
M2-1
ELECTRICAL REPLACEMENT PARTS LIST
SYSCON PCB ASSY
ELECTRICAL REPLACEMENT PARTS LIST
OPERATION 2 PCB ASSY
ELECTRICAL REPLACEMENT PARTS LIST
OPERATION 1 PCB ASSY
AND OTHERS
920074