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TROUBLE CHART (CON'T.
}
Symptom
Cause
Remedy
Incomplete
or
no
erase.
Erase
head(124)is not
properly
aligned.
Erase
head
(124)
defective.
Defective
erase
head
circuit.
Adjust
the erase
head.
Replace
Check
circuit
components.
l.
2.
3.
l.
2.
3.
Runs
slow
in fast
forward
position.
Fast
forward roller(21),
takeup
hub (30),
or
rewind hub
(48)
dirty.
Tape guide posts
dirty.
Contact between
fast
forward
roller
(21)
and
takeup hub
(30)
or
takeup
drive pulley
(34)
not
sufficient.
Remove
these
parts, clean, lub-
ricate,
and reassemble.
Clean posts
with
a
soft
cloth
and
alcohol.
Clean
all
contacting
surfaces or
adjust
so
they
make
proper
con-
tact.
t.
2.
3.
2.
3.
Wow
or Flutter.
Play-record
head (10?),
erase
head (124),
pressure
pads
(126)
and
(129),
or
tape guide
post
(109)
dirty.
Motor pulley (?9), drive idler
wheel
(66),
capstan flywheel
(95),
or
pressure
roller
(90)
coated
with
foreign matter.
Capstan
screw
loose.
Rotating
parts
bindi.ng.
Drive
idler
wheel
(66)
or pres-
sure
roller
(90)
has
flat
spots
formed
on
them.
Tape
dirty.
2.
3.
4.
5.
6.
l.
2.
3.
4.
5.
6.
1.
Clean
theseparts
withasoftcloth
and
alcohol.
Clean
the
surface
of
these parts
with
a
cloth
dampened
with alco-
hol.
Tighten
screw.
Clean
any binding
rotating parts
and
lubricate
Repiace
drive
idler
wheel
(66)
or
pressure
roller
(90).
Replace the
tape.
Motor
(82)
will
not
run.
l.
2.
Motor
(82)
defective.
Loose connection.
Replace
motor
(82).
Check
motor leads
for
cold
solder
joints.
n
o
z
fl
=o
6=
E,-
tr>
,z
6s
lJr+
o
la
.L
o
l.
2.
Takeup hub
(30)
binds
in re-
wind
position.
l.
Coupling
is
too close
between
takeup
drive
puJ.ley
(34)
and
takeup hub
(30).
l.
See
f
'Takeup Torque
Adjustment"
No
drive
in
rewind
position.
Rewind
drive belt
(49)
broken.
Spring
(120)
broken
or
discon-
neeted.
Foreigrr
matter on
capstan
fly-
wheel (95) and rewind
drive
pulley
(i04).
Rewind
drive
pulley
(104)
or
rewind
hub
(48)
binding.
Replace
rewind
drive belt
(49).
Replace
or
reconnect spring
(120).
Clean
with
alcohol.
4.
Lubricate with sewlng
machine
oil.
1.
2.
3.
l.
2.
3.
4.
MECHANICAL PARTS LIST
O
r
g
rn
7
\JI
l3
L4
l5
16
t7
IB
19
20
2L
22
23
24
2n
26
I
2
3
4
5
6
7
8
I
l0
ll
12
A8U25
A87050-A
or
A87050
ABr029-E
A67448
A65199
A85l8r
Head
Cover
Rditainer Screws
Head
Cover Retainer Clips
Head
Cover
Re{ainer
Head
Cover
A-L
Fast Forward
Knob
Volume
Control
Knob
-
K
Volume
Control
Knob
Reel
Holders
Panel
ttCttWasher
Fast
Forward Roller
Shaft
Oil
Case
Oil Fabric
Washer
A?005?
4'64951
A64957-B
A48093
A85i8l
A85r82
A6739?
Fast Forward Slide
RetainingScrew
Lock
Washer
Fast Forward
Tension Spring
Fast Forward
Slide
Belt
Guide
Spacer
Selector SIide
Washer
Fast Forward
Roller
-L
Oil Fabric
Washer
Felt
Washer
Lockwasher
Hex
Nut
Reel
Spindle
Page
5
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