Gear Position In A Dvd Mechanism - Kenwood DDX7019 Service Manual

DDX7019/7029/7029Y/7039
DNX7100/7200
● The IC106 in the DIGITAL I/O UNIT (X88-2020-12) is not a replaceable component.
In case of defective of this IC, replace the entire unit (X88-2020-12).
● The IC5, IC21, and IC60 in the DVD unit (X37-1120-03) are not replaceable components.
In case of defective of any of these ICs, replace the DVD mechanism assembly. (The IC5 has a device key, which shall be
made consistent with the S/No. of the mechanism assembly after replacement. Thus you cannot replace only the board.)
● MICROCOMPUTER'S TERMINAL DESCRIPTION, TEST MODE, ADJUSTMENT are the same as KVT-719DVD.
Please refer to the service manual (KVT-719DVD: B53-0507-00).
In assembling the Traverse UD arm, Drive cam assembly,
Drive gear 5 and Drive gear 4C, align register marks on
these components.
2

GEAR POSITION IN A DVD MECHANISM

Traverse UD arm
Drive cam assembly
Inscriptions
(register marks)
on gears
Align 6 marks
as shown in the
figure
Drive gear 5
Do not forcibly press gears to engage their teeth
but freely let the gears fall under their own weight
and engage their teeth.
Drive gear 4C