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LOW" for
ADJUSTMENT — 1
({HJMOTOR GOVERNOR C.B)
J1 PHONES
ress
1
(F7-7Fva-F-*BP
1.70 yD RRR
RE ss FART Y b : TP1LOB
Atk:
AVYI—ETPLOB OPN 1M QOBHEEML T. AK
Mar 2650Hz + 250Hz CHA CLAMIATS.
2F—-FAE— FAK
B+
FALF-P:TTA—100
(TTA -— 1115S)
*FARRT Yb : PHONESHF (1)
WT
: E—-7—A-NH+—OSFR1
Fk
FAPF—-TEBAL,
FWDI3000Hz,
REVS FWD
HLTH 45Hz HES EDITS S.
3. EE—-LAIVRS
SE
* FALF—-TF: TTS —~ 200 (TTA — 161, TCC — 130)
"FAbR4 Yb: TPIOL (Lch), TP102 (Rch)
* #228 : SFR1 (Lch), SFR2 (Rch)
*DOLBY SW: OFF
*DSL SW : OFF
*BBE SW: OFF
Fk: MEBLF
Ab RT Y bOMIZ 10 un F/16VORMIY
FS
vt — THE L T. FWD
REWEH100mV + lOmViz7e
SLICES.
479 V2BS
RAE
* FARF—-—7:
TTS —320 (TTA —~ 113B, TCC — 152)
"FAbRF
Yb : PHONES
(J1)
|
+m:
TUT AREA
4. Azimuth Adjustment
Settings : ¢Test tape: TTS — 320 (TTA-— 113B, TCC — 152)
*Test point : PHONES JACK (J1)
¢ Adjustment
location : Azimuth
adjustment
Fk: FARF-TEBAEL, FWD, 8kHz OFA
ADO
screw
AE RMSKGI, FUCTARBEALHMET A. REVR
Method : Play back the test tape, and adjust so that the
TP101 [ ]
TP103
mA
[ee |
< TAPE RECORDER
SECTION >
1. Clock Frequency
Check
Settings : « Test point : TP103
Method : Connect
a resistor (1M Q) to counter
and
TP103. Check the frequency
at TP103
is
2650H + 250Hz.
2. Tape Speed Adjustment
Settings : * Test tape: TTA ~ 100 (TTA -—111S)
*Test point : PHONES
JACK (J1)
¢ Adjustment
location: SFR1
of motor
governor
Method:
Play back the test tape, adjust for 3000Hz
at
FWD
and + 45Hz at REV.
3. Dolby Level Adjustment
Settings: * Test tape : TTS — 200 (TTA — 161, TCC — 130)
*Test
point: TP101
(Lch), TP102
(Rch)
* Adjustment location : SFR1 (Lch), SFR2 (Rch)
*DOLBY
SW : OFF
*DSL SW: OFF
*BBE
SW: OFF
Method : Connect
an electrolytic capacitor (10 u F/16V)
to measured equipment and TP101 (102), adjust
for 100mV + 10mV.
14
DRC
ET 5.
PRACTICAL
SERVICE
FIGURE
|
]
i
|
mode.
i
output
becomes
maximum
at FWD
or REV
PRACTICAL
SERVICE
FIGURE
(594)
<RADIO SECTION >
eS SIRS :
Sensitivity :
(IHF THD
3%)
FM 20dBLLF
(90MHz)
(IHF THD
3%)
FM
Less than 20dB (98.0MHz)
TV 22dBUYF
(4/8/12 ch)
(Sf N 10dB)
AM Less than 60dB (999kHz)
(S/N 10dB)
AM60dBELF
(999kHz)
Intermediate frequency : FM 10.7MHz
PRT :
FM 10.7MHz
AM 450kHz
AM 450kHz
FM stereo separation:
FM
More than 17dB (1kHz)
FMAFULASRE :
FM 17dBU. Ek (1kHz)
(F-7FLaA-*F-*#
< TAPE RECORDER
SECTION >
Wow & flutter :
Less than 0.4% (RMS)
DO*D599—-:
0.45 %LLF (RMS)
Pinch roller press :
150 + 15g-cm
EvFoO—-5—-HEMA:
150+15¢g-—cm
Take — up torque:
381+6g-cm
(FWD, REV)
SEMY
bID :
31+6g-—cm
(FWD, REV)
F.F & Rew torque :
120 + 45g-cm
BEY bWD:
120 + 45g — cm
S/N
ratio:
More than 44dB (PB)
BERLE:
120 + 45g — cm
.
More than 30dB (REC//PB)
SNE:
44dB A
(PB)
Distortion :
Less than 3.0% (PB)
30dBUAE
(REC/PB)
Less than
10.0%
(REC//PB)
Bs :
3%LAF (PB)
Noise level :
Less than 4.0mV (VOL MAX, PB)
10% ELF (REC/PB)
Less than 18.0mV
JA ZRVAM:
4mVUF
(VOL MAX,
DC PB)
|
(VOL MAX, REC/PB)
18mV LF
Bias frequency :
50kHz
(VOL MAX,
DC REC/PB)
Frequency response :
63Hz~8kHz
+4,5dB (NORMAL)
IN4 PARR
:
50kHz
63Hz~12.5kHz
+ 5.0dB
ARR
StE =
63Hz~8kHz
+ 4.5dB (NORMAL)
(CrO2, METAL)
63Hz~12.5kHz
+ 5dB
(CrO2, METAL)
15
|
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