Sansui 5900Z - Page 7

§9002/49002/3900Z
FEED SIGNAL MEASURE
STEP SUBJECT FROM OUTPUT ADJUST ADJUST FOR ! REMARKS
2. | Analog Dial i|DC 1.20 V Terminal Frequency Dial | sVR3 Lighting point of | Before adjustment,
Adj. No. 9 LED (F-3324) Ist LED ' make 2nd LED from
| (F -3324) ! left end turnon
3. | AFC No Input Terminal No. 74 | dVR5 4.75 V +0.3 V
Center Voitage (F -3326) (F-3318)
Adj. DC Volt Meter
4. | Discrimina- 1 | No Input Between TP2 & | Primary Coil |DCOV i During adjustment,
tor Coil TPS (F-33178) of dT1 | TP3 must be grounded
Adj. DC Voit Meter | (F-3318) | (F-3318)
5. | Discriminator | No Input Between TP1 & | dVR4 DCOV | Same as above
Adj. TP5 (F-3318) (F-3318)
| DC Volt Meter
6. | Discrimina- 2 |98 MHz ANT Input ANT REC OUT L-CH | Secondary | Min. THD ,
tor Coil 65 dBf (59.8 dB) Terminal or RCH Coil of dT1 |
Adj. 1 kHz (100% MOD.) 3002 Dist. Meter (F-3318) !
FM SSG | |
1, |1F Coil Adj. | Same as above Sameas | RECOUT L-CH | T2 Min. THD |
above or RCH (Front-end) | |
| Dist. Meter | | |
3. | Muting Level | 98 MHz ANT Input ANT PinNo.120f |dVR1 0.7 V :
Adj. 11 dBf (5.8 dB) Terminal | diC1 (F-3318) | (F-3318)
1 kHz (100% MOD.) 3002 DC Volt Meter
FM SSG
(2) FM STEREO Adjustment
Note: FM Mode
FEED SIGNAL
FROM
STEP SUBJECT
98 MHz
ANT Input 65 dBf
(59.8 dB) FM SSG
Pilot 19 kHz (9% MOD.)
SUB 1 kHz + Pilot
(100% MOD) STEREO
SG
terminal
3002
Same as
PLL 98 MHz
VCO Adj. ANT Input 65 dBf above
in case of (59.8 dB) FM SSG
using Freq. (No MOD.)
counter.
2. | FMSTEREO | 98 MHz ANT Input ANT
Separation 65 dBf (59.8 dB Terminal
Adj. FM SSG 3002
Pilot 19 kHz (9% MOD.)
L MODE 1 kHz + Pilot
(100% MOD.)
Stereo SG
4-2. AM Adjustment
(1) AM RF, VOLTAGE SYNTHESIZER Adjustment
Note:
1.
Selector
AM
2. FM Mode
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FEED SIGNAL
1455 kHz Input
No MOD. AM SSG Terminal
No. 59
STEP| SUBJECT |
Counter
OF F-SET
Adj.
(F-3321)
MEASURE
TO OUTPUT ADJUST ADJUST FOR REMARKS
Stereo indicator | dVR2 Light indicator | Adjust the dVR 2
F-3318 , within centerof
, lighting level.
|
TP6 | dVR2 19kHz+40 Hz |
F-3318 F-3318
Use Freq. |
counter
REC OUT R-CH | dVR3
VTVM & Scope | (F-3318)
Min. Output | Confirm R +L-CH
MEASURE
OUTPUT ADJUST ADJUST FOR | REMARKS
sVRI 1000 kHz
(F -3321)
Frequency
Display
Indication