General Description - JVC BR-S822U Service Training

2.1
2.1.1
1.
2.
SECTION 2 -
MECHANISM ADJUSTMENT
GENERAL DESCRIPTION
Precautions
Before use of a soldering iron, make sure to disconnect
the power cord of the set from the outlet.
Do not pull connector cables strongly for disconnecting
connectors.
. Do not disturbe VRs and other adjusting parts with a
trouble of unknown origin.
. When inserting a cassette tape into the set, place the set
ccrrectly horizontally. Under the circumstances that the
set Is laid on its side or its rear, or upside down, insertion
of a cassette may damage the cassette housing.
2.1.3 Jigs and special tools for mechanism adjustment
The following jigs and special tools are necessary for
2.1.2 Mechanism operation check
For operating the mechanism without the cassette housing,
proceed to do the following steps.
1. Remove
the cassette housing from the set and
disconnect the connectcr CN1 of the CASSETTE HOUS-
ING board.
. Shortcircuit pin 3 and pin 5 of the connector cable with
each other.
. Set a cassette tape cn the main deck, and select an
operaticn mode with oceration buttons.
adjusting the mechanism.
Alignment tapes Cassette torque meters Parallel check plate Height gauge
MHP, MBA, MBA-3, MBP-X PUJ42881/PUJ42881B PGJ04035 PGJ04032
| SS
Taper nut driver Tension pole positioning jig Microchecker Hex. criver
PUJ50637 PGJ04031 PUJ49712-2 PGJ04034
a
Line head wrench
PGJ04033 driver PGJC4026
Guide arm height adjustment
) Driver (3 mm)
PGJ04037
)Driver (2.6 mm)
PGJ04028
NY
NN
Besides those shown in the table, nut drivers (7 mm, 9 mm) and hexagon keys (1.27 mm, 2 mm) are necessary tcols.
Table 2-1-1
BR-S822 Course
Appendix
page 3