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10. REC. LEVEL ADJUSTMENT
PR ey Stags
PL Re
aS
!
1
}
1
1
i
i
>
o> eB
:
i
i
Line out
1
'
Wi scrcetets
oo aQees soe
4
VIvM
A(B)Point
Deck
| Deck condition | Test tape | Test point | Adjustment
Input
Output
point
Remark
Rec. VR.—Max. | 580mV
Deck A
Stor
R401
e
AB point—
+ 1dB
pale
'Spee
Deck B
RIP-PB
MT501 | ABpoint | 451
| 400Hz, 880mV | At PB
output.
11. RECORD PLAY FREQUENCY RESPONSE (BIAS ADJUSTMENT)
VTVM
A(B)Point
VTIVM
100mV
ogee
ins
Ro
"777777 A(B) Point
'
Hz
12.5KH
Y-O
©
| PB Head
p25 He
1Z:OKHz
j
Line out
i
]
13dB range
Line in / 1
'
>
|
|
!
7
i DY
7
'
1
1
comer
1
'
1
Japs
:
1
1
Godt
st cect ase e eS sic 4
1
!
!
'
ees cde
one 8 Sats cele
nke SY
Deck
Deck condition
Test tape
Test point
| Adjustment
Input
Remark
Deck A
Stop
poet
Deck B
RIP-PB
MTT-501
Aaa
R301
Output
| Normal speee
CS-26, Metalic- x
ee
R302
580mV-25dB
NOTE; Adjust under normal speed, confirm R/P response of Hi-speed, repeat steps 10 and 11 several tims.
-31-
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