4-6
HDW-250
Block Diagram
OVERALL (2/2)
M
POWER SW
ADA-44
RS-232C
IF
RS-422
IF
RESET
ANALOG LEVEL
AD
NEW COMMAND
12V
NEW COMMAND
DIGITAL COMMAND
NEW CMD
IF
NEW CMD
IC
NEW CMD
IF
NEW CMD
IC
CN1005
TC IN
CM1006
TC OUT
CN-1752
PB
AMP
DELAY
M1003
TC
HEAD
DRIVE
AMP
REC TC
L1001
TAPE TOP
SENSOR
L1003
TAPE END
SENSOR
S-TENSION
SENSOR
TR-57
M1006
CTL
HEAD
TENSION
DET
AMP
DET
AMP
DET
AMP
DRIVE
AMP
PB
AMP
REC CTL
THREAD
FG DET
DET-15
THREAD
DET
UNTHREAD
DET
DET-26
MODE DET
SW
SE-510
CASSETTE
UP SENSOR
CASSETTE
DOWN SENSOR
CASSETTE
IN SENSOR
CS-25
SRAM
2M byte
x 32
FLASH
MEMORY
1M byte
x 16bit
NOVRAM
8K byte
AND
RTC
FLASH
MEMORY
512k
x 8bit
SRAM
128k byte
x 8
DUAL
PORT
RAM
256byte
SYSTEM
CONTROL
CPU
SH7045
NEW CMD
IF CPU
H8
LTC
READER
GENERATOR
SERVO
CPU
1K byte
EPROM
EPROM
SRAM
DUAL
PORT
RAM
256 byte
PIO
DEW SENSOR
AUDIO REC VR
VIDEO LEVEL Y / Pb / Pr
M1006
CASSETTE
COMPARTMENT
MOTOR
CS-26
TP100
(REF)
TP101
(CF)
TP300
(PB LTC)
TP301
(CTLI)