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DTC- 3OOES
DTC-300ES Test Mode
For DTC-300ES, the internal CPU modes can be displayed
for servicing on the counter's six-segment display.
The following modes can be displayed:
. Mechanical çeration
(Mechanical microcomputer operation)
. Mechanical instruction
(Main microcomputer instruction)
. Operation,/çeration completion
. End sensor normavabnormal
. Cassette half existence
. O P E N / C L O S E
. Tape end (takeuP)/normal
. Tape end (supply)/normal
. A/B head RF existence
. W I D T H 1 . 5 t i m e s n o r m a l s p e e d / N O T 1 . 5 t i m e s
normal speed
. Soft tape,/normal tape
. REC inhibit/OK
. Drum normal/abnormal
. Tray in/out
. TEST mode/NOT TEST mode
. Take-up end hold/NOT hold
. Tray loading normaVabnormal
. Position EJECT/NOT EJECT
To display the test modes, set the TIMER switch to
TIME PLAY and turn on the power switch while press-
ing the START ID WRITE and SKIP ID WRITE buttons.
The mechanical microcomputer then enters the test
mode. When the MODE switch is pressed, the modes are
changed as follows :
ABS TIME +PGM
TIME +REMAINING
+
REMAINING (Mechanical operation display model)
+Linear.
counter +
ABS TIME
( c ) T h e i n d i c a t o r d i s p l a v i s d e s c r i b e d b e l o w .
U s i n g i n d i c a t o r s O t h r o u g h @ , d a t a i n t h e
n a i n n i c r o c o n p u t e r
i s d i s p l a y e d b y f o u r b i t s
( h e x a d e c i n a l ) .
(ltems O, @, @, @, and @ are rechanical
n i c r o c o n p u t e r
d a t a a n d @ i s n a i n n i c r o c o m p u t e r
da ta.)
(a)
(b)
D i s p l a y
p o s i t i o n
D e s c r i p t i o n
o
M e c h a n i c a l
o p e r a t i o n
@
M e c h a n i c a l i n s t r u c t i o n
( m a i n m i c r o -
c o m p u t e r t o m e c h a n i c a l m i c r o c o m p u t e r )
@
0
2
3
O p e r a t i o n m o d e
End sensor
(NORJIIAL/ENôffif,)
C a s s e t t e h a l f
( Y E S / N O )
oPEN (oPEN/eæE)
@
0
t
3
T a p e e n d t a k e - u p
T a p e e n d s u p p l y
RF (NO RF/EF)
r e e I
( T O P l p R )
r e e I ( E N D / N O R )
NOR}IAL SPEED/NOT
NORM'_SPEED)
o
0
I
2
3
Tape (SOFT/NOEI'1AL)
R E C ( I N H I B I l / O I ( )
DRIYIERR (DR[M NORM.ALlffi)
I Orlr
(TRÂY lN/ôÎtf)
@
0
I
2
FTEST
lEIDH
TIABF
PEJCT
( TEST MCD E /M;MSTJYfôD'E- )
(TAKE'UP E}ID HOLD/FrTôT6)
(TRAY I,OADI}G NoRMAL/
ABTONMAT)
( EJ ECr POS rr r OÈ{/NôT-ffir
POS ITIO|,t)
- 6 -
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