12
KDV-C810/C820/C830
/C840/C860
About repair of a laser pickup with service.
Change with a laser pickup single article and adjustment
cannot be performed. A service part is supplied in a pickup
unit (with in VM1, VM2, PHT2 and SW4). If you need change
to spindle motor (VM1) and feed sensor (PHT2) you can
order to pickup unit.
About the handling after repair (for transportation)
Please after repair for the units you must be internalized
elevator mechanism of most below position (for magazine
pack eject position), and always attach CAUTION CARD
and STEPPED SCREW (for transportation). In order to
make an elevator mechanism downed, please carry out in
the following procedure (this model not included test mode).
* Shut off a power supply within 2 seconds after magazine
pack discharge.
●
Setting for the unit condition as follows.
POWER ON : STOP
MPEG UNIT
No.
ITEM
INPUT SETTINGS
OUTPUT SETTINGS
SETTINGS
ALIGNMENT POINT
ALIGN FOR
FIG
1
27MHZ REFERENCE
-
Connect a Frequency
STOP (POWER ON)
CT551
27MHz
±
0.1KHz
A
CLOCK
counter between 27MHz
test point to GND.
ADJUSTMENT
27MHz
TEST POINT
CT551
MPEG UNIT (COMPONENT SIDE VIEW)
GND
Frequency counter
27MHz Reference
Clock
Fig. A
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