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3.
K AN
3-1.
Periodic
Check
Item & Period
3-1(1/2)
3-2.
Cleaning
3-3
3-3.
Demagnetizing
of Heads
3-4
3-4.
Tracking
Check
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 3-4
3-5.
Head Projection
Check
& Upper
Drum
Ket)la(~ement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 3-5
3-6.
Replacement
of the Head
Drum
Assembly
....
3-8
3-7.
Slip Ring & Brush
Cleaning
& Replacment
. . .. 3-11
3-7-1.
Cleaning
of Slip
& Brush
3-11
3-7-2.
Slip Ring & Brush
Replacement
3-12
3-8.
Replacement
of the Slant Guide
Assembly
3-13
3-8-1.
Replacement
of Entrance
Slant Guide
.................................
3-13
3-8-2.
Replacement
of Exit Slant Guide Assembly
3-15
3-9.
Reel Motor
Replacement
3-16
3-9-1.
S Reel Motor
Replacement
3-17
3-9-2.
T Reel Motor
Replacement
3-22
3-10.
Brake Band
Replacement
3-27
3-11.
Brake Solenoid
Replacement
3-28
3-12.
Replacement
of the S Tension Arm Assembly
3-29
3-13.
Replacement
of the T Tension Arm Assembly
3-30
3-14.
Air Damper
Adjustment
3-31
3-15.
Mini Tension
Arm
3-32
3-16.
Mini Tension
Arm Solenoid
Replacement
. . . .. 3-33
3-17.
Capstan
Motor
Replacement.
. . . . . . . . . . . . . . . .. 3-34
3-18.
Pinch
Roller
Replacement..
.
3-37
3-19.
Pinch
Roller
Solenid
Replacement
. . . . . . . . . . .. 3-38
3-20.
Audio/CTL
R/P Head
Replacement.
. . . . . . . . .. 3-39
3-21.
Audio/CTL
Monitor
Head
Replacement.
. . . . .. 3-40
3-22.
Audio/CTL
Erase Head
3-41
3-23.
Other Parts Replacement
3-42
3-23-1.
Roller Assembly
Replacement.
. . . . . . . . . . . .. 3-42
3-23-2.
Reed Switch Replacement
3-43
3-24.
Tape Path Adj. After Replacing
the Parts
3-44
3-24-1.
Adjustment
Flowchart
3-44
3-24-2.
Tape Path
Check
&
Adjustment
3-45
3-24-3.
Tension
3-51
3-24-4.
Tape Speed Adjustment
3-52
3-24-5.
Tracking
Adjustment
3-53
3-24-6.
CTL Head
3-59
3-24-7.
PG Phase
Adjustment
3-60
3-24-8.
Overlap
Adjustment
3-62
3-24-9.
Audio/CTL
R/P Head Adjustment
3-65
3-24-10. Audio/CTL
Monitor
Head
3-68
3-24-11.
Audio/CTL
Erase Head Height Adjustment
...
3-71
3-24-12.
V/S Erase Head
Height Adjustment.
. . . . . .. 3-72
4.
4-1.
Principal
Components
Location
4-1
4-2.
Cabinet
Removal
4-11
4-3.
Notes on Power Unit
4-19
4-3-1.
Capacity
of AC Power Source
4-19
4-3-2.
Voltage Selector Cover
4-19
4-3-3.
Ventilation/Heat
Sink
4-19
4-3-4.
Primary
Circuit
& Electric
Shock
4-20
4-3-5.
Check of AC-39 Board
4-21
4-3-6.
LEDs
for DC Output
Check
4-21
4-3-7.
DC Output
Terminals
4-21
4-3-8.
PDS (Power Dead
Sense) Function
4-21
4-4.
Extracting/Inserting
Plug-in
Boards
4-24
4-5.
Notes on
Parts
4-24
4-6.
Maintenance
Tools/Fixtures
4-25
4-7.
Alignment
Tape BR5-2NTSC
4-29
4-8.
of REC Inhibit
Switch on
Front
Panel
4-33
4-9.
Manual
Open/Close
of Movable
Guide
4-34
4-10.
Error Messages
4-35
4-11.
Function
with Power-on
4-36
4-12.
Self- Diagnosis
During
Normal
Operation
4-37
4-12-1.
When VTR Stops with "SYS ERR" Display
4-37
4-12-2.
When VTR
with
STANDBY
Button
Blinking
4-38
4-12-3.
Error/Mode
Display
by LEDs
on
RL-12 Board
4-38
4-13.
Test Functions
of
System Control
System
4-41
4-13-1.
Test Mode Setting/Canceling
4-41
4-13-2.
Softwave Version Check ('0 PROG NO?")
4-42
4-13-3.
Lamp and BuzzerTest
LAMP TEST?")
4-42
4-13-4.
Display
and Character
Generator
Test
("2 ALL CHAR?") .. .. .. . .. .. .. . .. .. .. . . . .. 4-42
4-13-5.
Key and Dial Test ("3 KEY CHECK?")
4-43
4-13-6.
Free Run Test
4-43
4-13-7.
Test by Memory
Readout
4-43
4-13-8.
Designation
and Test of Memory Address
4-44
4-13-9.
Monitor
of Common
Memory
4-44
4-13-10.
Contests
of Common
Memory
Data
4-45
4-14.
Servo Test Functions
4-57
4-14-1.
Test Mode Setting/Canceling
4-57
4-14-2.
Function
of TEST-1 Switch (S4/CD-17)
4-57
4-14-3.
Function
of TEST-2 Switch (S5/CD-17)
4-59
4-14-4.
Function
of TEST-3
Switch (S6/CD-17)
4-59
-2-
BVH-2000(U/C)
Volume 1 2nd Edition
BVH-2180(U/C)
Volume 1 1st Edition
Summary of Contents for BVH-2000
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Page 396: ...CN921 8 1 Spec CN921 8 5 Spec hoard BVH 2000 U C PS PM BVH 2500 U C P on ON 100 OFF 5 ...
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Page 498: ...14 2 BVH 2000 U C PS PM BVH 2500 U C P 80 U C PS PM w l j j Capstan Ree Servo Check ...
Page 500: ...lel pin 3 12 0 01 Vdc RVl TP5 EQ 02 NG Edge Can nectar Pin 21 B A B R138 w I U U ...
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Page 505: ...BVH 2000 U C 3 673 996 22 Volume 1 1985 Printed in Japan 1985 4 09 ...