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ALIGNMENT
INSTRUCTIONS
(CASSETTE TAPE DECK)
@CASSETTE TAPE DECK ALIGNMENT
BIAS ALIGNMENT
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SOLVDIONI
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(2/2)
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43080030
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B3GYOONS
(uy
wv
aw
40v0
x30NI
. Recording Condition
Tape Deck Condition
2. Dolby Switch
......0...
1.
Control Positions:
a dWy
O1W
03
3dvi
bOvd
'200
9-45
2-2085
03 adv
? 1-zo8s
8
es Teaeot
REMARKS
reading on VTVM.
(METAL:
9.4 +0.4.mV)
}+ Adjust VR802 to get 3.8 mV reading
on VTVM.
+ Adjust VR802 and VR803 center.
- Adjust VR801 to get 140 ~ 150 mV
ADJUST
VR801
VR802
|
SELECTOR
METAL
NORMAL
Negative
VTVM
CONNECTION
Positive
TP401
(L ch)
TP402 {R ch)
TP401
(L ch)
_|
ALIGNEMNT
ITEM
Erase Bias
Recording Bias
Recording Bias
AZIMUTH, DOLBY, REC CURRENT ALIGNMENT
¢
2
—
2
a]
oS
$8
az
Tape Deck Condition
2. Tape Selector
.........
1.
Control Positions:
REMARKS
mV reading on
VT VM,
adjust Rec level volume at Dolby level.
- Adjust VR405 and VR406 for 0.46
+0.02 mV reading on VTVM.,
VTVM,
- Adjust VR401 and VR402 for 580 +20
- Adjust screw for max, indication on
- Apply 1 kHz, 150 mV to AUX
IN and
- Connect TP802 to TP806.
DJUST
Head
Screw
;
DOLBY
SWITCH
OUT
VTT653
(10kHz)
VTT6130
Speaker
Terminal
VTVM CONNECTION
Positive
Negative
Speaker
Terminal
R/P Head
Azimuth
Dolby Level
ALIGNMENT
ITEM
Rec Current
(Earth)
(Earth)
Rec Current
't 2
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a t
5
q
4
we
»
c
o
pa
ra
3
[+]
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~
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a
oO
wu
—
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Shield Plate
Rec Bias
Erase Bias
SG-65
SG-65
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