Sony TC-630 User manual

: Power Requirements:
Tape Speeds:
Reel Size:
Track System:
Frequency F.esponse:
(NAB}
Wow and Flutter:
(NAB)
Power Output:
Signal-to-Noiss Ratio
Harmonic Distortion:
Recording Level Indication:
Tone Con*rob:
Inputs:
Canadian Model!
E Model
US Model
AEP Mode!
UK Model
STEREO
TAPECORDER
SPECIFICATIONS
85W (100 VA), 117 volts
(USA, Canada Mode!) :
B5W, 100, 110, 117, 125, 220 & 240 volts
{E, AEP, UK Model)
(Voltage selector provided in the set)
AC 60H: (USA, Canada Made!)
AC 50 or 60 Hz (E, AEP, UK Model)
{Convertible with power frequency selector
and capstan sleeve}
19 cin/s. 9.5 cm/s and 4.8 cnvs
TA ips, 3% ips and 1% ips
7 inches or smaller
4-track stereophonic or monephonic
30.22,000 Hzat 19¢em/s, 7% ips
30~13,000Hzat 9.5cm/s, 3% ips
30~ 10 000Hzat 4.8cm/s, 17% ips
Less than 0.09% at 19cm/s, 7% ips
Less than 0.12% at 9.5cm/s, 3% ips
Less than 0.16% at 4.8crv/s, 17/5 ip?
15W (max:mum) per channel
40'N (dynamic power) with both channels
Better than 50 dB
Less than 1.2% (at normal recording level
Less than 0.5% iin working as an amplifier)
Two VU meters
Two separate controls for bass and treble
Low impedance micropkone inputs:
-72 dB (0.2 mV)
High impedance auxiliary inputs:
-22 dB (0.06V)
High impedance tuner inputs:
-22 dB (0.06V)
Phonograph inputs: -52 dB {2 mV)
Outputs:
Recording Time:
(vzith 1,800 ft tape)
Semiconductors:
Heads:
Dimensions:
Weight:
Line outputs: 0 dB (0.775¥),
Load impedance 100ki2
Speaker outputs (for external):
Load impedance 822
Speaker outputs (for lid}:
Load impedance 162
Headphone outputs (for monitoring):
Load impedance 82
Headphone outputs (for listening):
Load impedance 82
4-track stereo
1.5 hrs at 19cm/s, 7% ips
3hrsat 9.5cm/s, 3% ips
Gtrsat 48cm/s, 1% ips
4-rack mono
Shrsat 19¢em/s, 7% ips
6hrsat 9.5crm/s, 3% ips
t2hrsat 4.8cmvVs, 17: ios
Transistor: 40 pcs.
Diode: 7 pes,
Record: PP 30-2902A
PP 102-2902
Serial No. 124701 and tater}
Playbac::: RP30-2902
RF102-2902
(Serial No. 124701 and later)
Erase: E&18-2902A
454(w!
x
506
tn)
x
294
'd)
mm
177/,
(w)
x20
(h}x11°/,
(d)
inches
21 kg, 46 tb 3 oz
SONY
SERVICE
MANUAL

TABLE OF CONTENTS
When
ordering
replacement
parts,
use
PART
NUMBERS
listed
in
Parts
Lists
or
shown
in
EXPLODED
VIEWS.
-
.
Parts
List
reference
numbers
should
not
be
used.
All screws in this service ) manual are Phillips type (cross. recess type) unless
otherwise indicated,
(-}: slotted head ©
Section Title Page
Specifications: sass. s2ce-5 sss ceeveasbes cesses ate Slee vig See A echen relee 1
1. OUTLINE
lehs. Block: Didgramy: <<i3 sth stedeicesteisid shaven atte eden erica Nitec masiceeeat 3
122: Cabinet: Top Views ccs secs 2c. ccc cde eeed ao at Se ae 4
1-3. Cabinet Side Views (AEP, UK) .0..... ccc cece ceccenee ener centnereteeeeeees 4
14. Cabinet Side Views (USA, Canada) 0... cccceceeeeeeeeeeeeeeeereee 5
1-5. Cabinet Side View (E) oo... ccecccesscccescccecesceseecsecceceessererssasaeecs 5
14. Chassis Side Views (USA, Canada) ........cececcceccccecceeecee sense cseecesseees 6
1-72. 2Ghassis: Tope Mid we cok2sckes2ecenisahedansece scsecsoseasavennes pdeetbnetunctneetoisgochestonet 6
1-8. Chassis Bottom View (AEP, UK) oo... .cccccccccccccccccceeseeceecesseeeeeceerees 7
1-9. Chassis Bottom View (E, USA, Canada) 0... ccceeeseeeeterreeeeees 7
2.
DISASSEMBLY
i
ccckciteid
Seis
heen
atin
te
ieee
seenens
8
3. MAINTENANCE: 2o.c22ccctescclndesstevicaciaideeek ti hnieniicn ween ins 9
4. ADJUSTMENTS
4-1. Mechanical Adjustments .......... cc ccccseeceecereeeeeeeeneeesererecessnneeaeeneereses 1]
4-2. Adaptation to Different Power Line Frequency ...........c.0. cere 15
4-3. Electrical Adjustments 0.0... cceccsseceeesssseecesseneeeeees ceteaeenerenneneeners 16
5. DIAGRAMS
S-1. Wiring Diagram (E) .0.........csescsssceeeccseceeeeseeteeceeeneeceeeceentserecsereenseees 19
5-2. Wiring Diagram (USA, Canada).......ccecceeeereesesseteectertertteeene 22
5-3. Mounting Diagrams ...........:cccsce cscesseeeeeeceseseneneceenaneeeseeseateesaeenaereess 25
Record Amp Circuit Board — Conductor Side -— oe 25
Trap & Dummy Coil Circuit Board — Conductor Side -............. 26
Bias OSC Circuit Board — Conductor Side — ........ ce eeeeseeeseeeees 25
Playback Amp Circuit Board — Conductor Side — «0... eee aT
Power Amp Circuit Board — Conductor Side — o....eeeeeeeeeeee 28
5-4. Schematic Diagram ........... cece ceeecseeceeeecee seeseeseecneecennnnanaeenesereeeeees 29
$-5. Level Diagrams ..................csceeceesesceneeeecetsccesssneesaeeeneneneeneseceeceeeeaereess 32
6. EXPLODED VIEWS
6-1. Control Chassis — Top View — ..........ccccccesescesseeeecenneseseeessesonensooeeee 33
6-2. Chassis — Bottom View — .2...cceescececssecteccenessteesaeeceesesenecserensneeeee 34
6-3. Amp Chassis — Top View — ........ecsccccessrsececssreeeseeeseesessceeseesesesseses 35
6-4. Head Deck — Top View — .........ccessceescssseserecereeceneencseceeercensceeecees 37
6-5. Head Deck — Top View — Serial No. 124, 701 and later............ 38
6-6. Chassis — Top View — ......ccsccsscescesesseesessseseneeseneesessseeesseeseseeees 39
6-7. Cabinet — Top View — .........ccesccsssesseersececsrecessaceereeseseseeseesereeerees 41
6-8. Speaker Box — Top View — ....ccccsccccecersssseresseeesnesseesseerseeseeseneens 42
7, ELECTRICAL PARTS LIST oun... ccc secceceeeeensecseneeseeenaseceeeesesscneeeeee 43
8.
HARDWARE
oo...
.ccccc
cece
ceeccccscccceccensscecsenssceneesesssescecsenssenetseceeseseseranees
ree
47

SECTION 1
OUTLINE
BLOCK DIAGRAM
1-1.
SOE~ 1080
duv
2
ry)
431d
are
JNOHAVIH
Sra
1g
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02
8
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aud
L160
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e
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Had
Jdky
er
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HIAIEG
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ow
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we
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wenn
ONOHd
oY
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0110
NILSIT
4
At
ZOE
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Py
Hz
YOLVTNIISO
f~<
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nee
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ae
YOLINOW
YOLIINNOI
8d/934
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ote
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601~2010
ag
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ed
¥3MOd
dINY
JNIT
zounos
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ds
1x3
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dwvaud
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Inns
ONOHd
H9-1

CABINET TOP VIEW
1-3.
CABINET
SIDE
VIEWS
(AEP,
UK)

14. CABINET SIDE VIEWS (USA, Canada)
1-5. CABINET SIDE VIEWS (E)

t-6. CHASSIS SIDE VIEW (USA, Canada)
1-514-520
switch, slide; SP
SELECTOR (S108, 208)
1-7, CHASSIS TOP VIEW
1-§14-416
switch, TAPE SPEED &
equalizer (S103, 203, 301)
1-222:209
resistor, 200k 92 (C);
variable (R135, 235)
1-514-519
switch, rotary; INPUT
SELECTOR (S102, 202}
1-222-202
resistor, 50KQ (AJ, variable
w/switch (R136, 236)
1222-119
resistor, 200KQ (A);
variable w/switch (R651)
1-514-449
switch, rotary; SOS
‘S3
03}
1-221-916
resistor 50k (A;
variable (R302, 304, 402, 404,
1-222-208
resistor, 100KQ;
variable (R342}
1-221-916
resistor, 50k2 (Al;
variable (R308, 408)
1-514-520
switch, slide;
SP SELECTOR (S108, 208)
1-514-515
switch, rotary; MODE
selector (S109, 209)
1-516-037 (USA)
1-514-852 (AEP, UK)
1-§14-225 {E, Canada}
switch, lever; POWER ‘S305)
1-516-037 (USA)
1-514-325 (AEP, UK)
1-514-325 (E, Canada}
switch, lever; POWER
AMP (5306)

1-8. CHASSIS BOTTOM VIEW (AEP, UX)
1-514-416
switch, rotary; TAPE
SPEED & equalizer
(S103, 203, 301)
X-34510-55-1
;
complete
circuit
board
--—
fog
power
amp
.
1-533-026-11
holder, fuse; 3P
X-34518-53-1
X-34510-52-1 a
:
complete
circuit
board,
complete circuit board,
playback
amp
Sis
OSC
-.
;
Auch
Bi
1-514-518
;
oan
:
pre
aaty
8
are
yane
-
switch,
rotary,
INPUT
i
:
-
,
:
)
SELECTOR
(S102,
202)
X-34510-51-2
complete
circuit
board,
secord
amo
1-9.
CHASSIS
BOTTOM
VIEW
(E,
USA,
Canada)
171-514-4135
switch, rotary; TAPE
SPEED & equal zer
($103, 203, 301)
X-34510-55-1
cumplete circuit board,
povrer amp
X-34514-53-1 (Ej
X-34514-52-1 (USA, Canada)
complete circuit boar?
bias osc
X-34510-52-1
complete circuit board,
playback amp
1-514-519
switch, rotary; INPUT
SELECTOR (S102, 202)
X-34510-51-2 (E} :
X-34514-51-1 (USA, Canada} -
complete circuit board,
record amp

SECTION 2
DISASSEMBLY
2-3. Handle Grip Removal
Knob and Head Cover Removal
2-1.
ornamental screw
head cover ass’y
handle grip
speed selector
knob ass‘y
mode selector
knob ass‘y
instant stop button
ass’y
2-4. Cabinet Removal
Reel Panel Removal
2-2,
screw @P 3x8
screw, omnamen tal
Ly
cabinet ornamental wesher

SECTION 3
MAINTENANCE
3-1. Lubrication
The
following
parts
of
the
tape
transport
mechanisin
require
lubrication
after
two
thousand
hours
of
operation
or
once
a
year,
whichever
occurs
first.
Lubrication
is
important
to
insure
proper
operation
of
the
equipment.
Motor:
Motor
requires
4
or
5
drops
of
SONY
Oil
(ight
machine
oil).
Fig.
3-1
Motor
lubrication
Capstan:
Capstan
requires
2
or
3
drops
of
SONY
Oil (light machine oil).
Pinch
Roller:
Pincn
Roller
requires
2
or
3
drops
of
SONY Oil (light machine oil).
Idler:
Idlers
require
lubrication
only
if
they
become
noisy.
Use
no
more
than
one
drop
of
SONY
Oil
(light
machine
oil).
CAUTION
if the cil is spilled on the rubber
whee! or the belt. wipe *t 11
immediately with denatured
alcohol.
3-2. Cleaning
The
following
parts
must
be
cleaved
wiih
a
lintless
cloth
moistened
with
denatured
alcohol
for
optimum
performance.
—
capstan
pinch roller
fly wheel
idlers
tape 24.8
heods
This
cleaning
is
importait
for
the
tape
threading
path
to
prevent
i
ress
of
positive
drive
x.
cupstan,
dropouts,
wew
ard
flutter,
cr
coor
freavency
response.
Fig. 3-2 Lubrication
9

as
“1C-630 _
eee
ee tea,
.
TC-6
SECTION 4
ADJUSTMENTS
+1. MECHANICAL ADJUSTMENT
Rewind
Idler
Adjustment
Pinch
Roller
Shaft
Height
Adjustment
in
REWIND
mode
in
FORWARD
mode
If
bs't
does
not
rur:
smoothly,
adjust
;
Yay
by
bending
up
or
down
with
pliers.
pinch
roller
snaft
17~17.4mm
rewind lever
~
(*3h4~'"A6")
——— head deck
Do not make scratch.
(fror? view)
so Suomi resleable 1. When adjusting roughly 2. When adjusting accurately
Adjust by bending with pliers Adjust to obtain 17~17.4 mm (*3h4~ M6)
moving up or down as shown below. by loosening the screw and moving the
shaft up or down.
Capsta iti j
pstan idler Position Adjustment After fastening the screw, apply lock paint.
in STOP mode at the speed of 4.8 cm/s (174 ips)
Adjust by bending
with pliers. {
. Pinch roller up & down cam
RP
screw
approx. 0.4~2mm
ax (ha~Sha")
pinch roller up & down cam
(top
view)
cy
wired
(Bottom
sited
(top
view)
C2
7
|
Bias
Shut-Off
Switch
(S304)
Position
Adjustment
Adjustment
locations
in
FORWARD
mode
Correct
the
eatas
be
cae
ais
FAST
FORWARD
Lever
Position
Adjustment
PTI
in
FAST
FORWARD
mode
hohe
microswitch
ON position
Adjust by bending up or down with pliers.
Loosen the screws shown and adjust the switch position.
(side view)
(top view)