Pioneer DRM-7000 Service Manual page 124

DRM-7000
(9) If the left side is lower, turn the eccentric bushing
counterclockwise as necessary, and if the left side is higher,
turn it clockwise as necessary. (clamping torque: 7kg-cm) c,d
(10) Perform steps (4) to (6) for verification. If the difference still
exceeds 0.3mm, repeat steps (7) to (9) and (4) to (6).
Eccentric Bushing
Hexagon coupling Bolt
Fig.3 Hole for adjustment of the Side Frame L block
(when the carriage base position is [163])
6.2.3 Front and Back Adjustment of the
Carriage Base
• Purpose:
To adjust the carriage base so that it becomes front and back
horizontal to the main unit.
• Method:
Adjust by turning the front and back adjustment screw on the
carriage base.
• Contents:
Adjust the levelness of the carriage base so that the difference
between the front and back is less than 0.3mm.
• Preparation:
Set the unit to Diag-robotics-individually in Manual elevating
operation mode. Prepare the two magazines.
• Adjustment point:
Front and back adjustment screw
∗ Be sure to check the adjustment position is around [200].
∗ Confirm the height of the D guides in advance. Be sure to check
the height of the interrupter UP when the adjustment is completed.
(1) Move the carriage base to [151] to [170].
(2) Set the magazine to fourth position from under the front and
rear.
(3) Manually rotate the loading motor to once bring the D guides
out to the front, then rotate it in the reverse direction until the
D guides no longer touch the magazine (set to a state just before
the turn table would start to rotate).
Caution: Check that the D guide does not overlap the magazine
as viewed from directly above. Moving the carriage base
up and down with such overlap will damage the unit.
(4) Move the carriage base to [199].
(5) While observing through the hole at the top of the magazine,
manually move the carriage base up and down to align the slot
of the disc rack R on the right side with the right side of the D
guide.
124
(6) Manually rotate the loading motor to bring the D guides out to
(7) While observing through the hole at the top of the magazine,
(8) If not, adjust with the front and back adjustment screw. e
(9) If the D guide at rear side is higher, turn the adjustment screw
(10) Lock the screws when the adjustments are completed. g
6.2.4 Height Adjustment of the Interrupter
Is the left side
is higher.
• Purpose:
Is the left side
is lower.
• Method:
• Contents:
• Preparation:
• Adjustment point:
∗ Confirm the height of the D guides in advance.
(1) Move the carriage base to [199].
(2) Manually rotate the loading motor to once bring the D guides
(3) While observing the green LED, manually move the carriage
(4) When the magazine is slowly inserted, it engages with the D
(5) If the D guides move, adjust the position of green LED lights
(6) Manually set the carriage base to the position where the
= While moving the carriage base up or down little by little, find
= Find a position of the carriage base relative to the magazine.
(7) Turn the interrupter UP height adjustment screw clockwise and
(8) Further turn the screw 180 degrees (170 to 190 degrees)
the rear.
confirm that the slot of the disc rack R align with the D guide..
counterclockwise.
If the D guide at rear side is lower, turn the adjustment screw
clockwise.
UP
To align the stop position of carriage base elevation with the
disc magazine.
Adjust by turning the interrupter UP adjustment screw.
Adjust the height of the interrupter UP to align the height at
which the carriage base stops with the magazine.
Set the unit to Diag-robotics-individually in Manual elevating
operation mode.
Prepare the magazine. (Be sure not to set the upper four discs.)
Height adjustment screw
The LED for monitoring the interrupter output is located on the
FCNB Unit (DN interrupter: green).
out to the front. (Set to a state just after the D guides have
come out from the carriage base. Do not move the chuck
outward.)
base slightly up and stop it immediately when the green LED
lights up.
If the green LED is already lit, first move the carriage base
slightly down.
guides just before it locks. While observing through the hole at
the top of the magazine, confirm that the D guides are not moved
by the magazine. If they move, perform the following
adjustment.
up by the interrupter UP height adjustment screw. e
magazine does not touch the D guides when it moves in and
out in the above-mentioned way.
a position where the D guides do not move even when the
magazine is moved in and out.
As this position is used as the reference for adjustment of the
interrupter DN, do not move or even touch the carriage base
after its position is determined.
stop it when the green LED goes off. (If the LED was not lit
when starting the adjustment, first turn the screw
counterclockwise to light the LED.) e
clockwise then stop it.