Sharp VC-780E Service Manual page 6

| VC-790ET
ADJUSTMENT, REPLACEMENT, ASSEMBLY AND
CLEANING OF MECHANICAL UNITS
Here we will describe a relatively simple service work We are sure that the easy-to-handle tools listed
in the field, not referring to the more complicated
below would be more than handy for periodical
repairs which would require the use of special
maintenance to keep the machine in,.its,original
equipment and tools (drum assembly or re- efficient condition.
placement, for example).
TOOLS NECESSARY FOR ADJUSTING THE MECHANICAL UNITS
The following tools are required for proper service and satisfactory repair.
[na[ item | ranno. fou] configuration
Reel Disk Height AdjustingJig." Ss: Ss SiGRHOOO2 ?
JiGACH-F18
Torque Gauge (90g) JiGTGOOSO
Torque Gauge (1.2 kg) JiGTG1200
5 Gauge Head
Cassette Torque Meter
ne [we
wm [| SA
ae
Hex Wrench (1.5 a
VROCPSV
These Jigs are used for checking and
adjusting the reel disk height.
This Jig is used for settimg the A/C
These Jigs are used for checking and
adjusting the torque of take-up and
supply reel disks.
This cassette torque meteriis Used
for checking and adjusting the
torque of take-up and supply reel
and for measuring tape back
tension.
There are two Gauges used for the
tension méasurements, 300 g and
2.0 kg.
6
7
These Jigs are used for loosening or
tightening special Hexagon type
screws.
This tape ts especially used for
electrical fine adjustment.
Alignment Tape (PAL}
This is used for replacement of the
VCR's upper drum.
This Jig is used for the tension
gauge. Rotary Transtormer
Clearance Adjusting Jig.
JiGADP003 BK GN SB
Tension Gauge Adapter