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Technics QUARTZ SA-GX100 Service Manual page 15

Synthesizer am/fm stereo receiver

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Mi INTERNAL CONNECTION OF FL
e Grid assignment diagram
1G
9 e0| e
e Pin connection
(38[38[37[36[3s)24[29[22[81|s0|29}2a[27|2s|2s n4)ns|22/21[aolas|aslazfashas|aa)ia|x2ixa[10| 9 |8| 7 [6 [5 | 4] 3 [2 ||
UEP |e [ele |e lel] | [als |e [PP P| P| P| P| [>|
Note 1.) NP
:No pin,
2.) 1G~8G
:Grid
3.) F1,F2
: Filament
1/2/3/4/5/6)7)8
NININ|FIN
G|IG|G/IG|G|G|G/G}""|P/P|Pj1/P
e Anode connecton table
eee
oe
|b femeanfemrae| tw | b | b |e | & {fe
[Lc fumteanfmmean| Seer |e |e | « | oe |e |
fa fomanfee an] = | @ | ¢ | ¢@ [a |e |
Lc [uemanfeman| Cel] ¢ | oe | oe | oe |e
f f m
ofomean] rm | of for toe | or [oe |
fe frwwanfemnan| - [| « | « | « | @ | «|
a
a
ase colon ew] mw foi | a Ts Ta Tt
i ferme cnfevrr o| me |G
5 | tT
Pe [em anfmenen| = |
| ® | & | & | ® |
jt [sees an | ores aa a
a
a
ela isl els
17~20
| 21~24
Mi BLOCK DIAGRAM
<r]
FM MONO DISTORTION odj
TP201 TP20L
201, 202
FM
ANT.
FM FRONT END
f\fl
£
EFA
C8)
Cc ee
te
ne
ee
ee ee
cF201
cF202
16
17
12
14
|
<8f Ame.
ul
-
FM IF
i
"epwey
vee SNT2734 |
ree
:
—~_]
—]
jic201]
/FMI
~
_
x. a IFT
a
pe
.
| AMP@ AM MIXER
!
}
1
7
1
:
|
!
!
v
|
I
!
Lew Gem
ae
101,102
s2a8|
Z201
AM
ANT.
COIL
AM
OSC. COIL
i
FM/AM
LOOP FILTER
AM OSC.
SGNAL
BUFFER
cET.
1c 104
PLL
FREQUENCY
SYNTHESIZER
} To FL
DISPLAY
® @ ©
RES
aso!
OFF RELAY
Oe
> ae oe
+ ] RESET
te
zes
Oo
St
RELAY
ORIVE
eo2
0893
(stage NO.)
LED ORIVE
S

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