ADDENDUM
Stylus-800/1000 SERVICE MANUAL
Operating Principles
2.1 Operating Principles
The main control circuit of the Stylus-1000 is different
from the
and
is the
MAIN BOARD.
This board has an additional
to which
the
I/F card
The
figure
below shows a block diagram of the main control circuit board.
: Drive Circuit
S1
Head driver
I
I
( P r i n t h e a d )
I
E05A85EB
IC8‘1
IC7•2
Mask ROM Mask ROM
(Program)
CRO-3
ADO-15
QM1
SLA7024
Control CR Motor
PFMotor
Panel
(C106 PNL)
Note)
●
1 :
Mask - For
only
8MBit Mask - For KOREA only
*2 :
Mask - For
8Mbit Mask - For Europe
Figure 2-1
MAIN BOARD Block Diagram
2 - 1
I
