Akai AM-U55/J

A T-S55
2.
MODEL
AT-S55;
COMPOSITION
OF
VARIOUS
P.C
BOARDS
.
1)
Tuner
P.C
Board
A3011A
5010
(4ED),
Mute
Switch
P.C
Board
A3011A3011
and
LED
P.C
Board
A3011C5060
BAR ANTENNA
AN9OI
Sesh SSeS ee eee
| @ am Low Rance sens. a
t
I {
| ALLEL UL LTY ET Ts) ec |
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| |
tote ete oS iti netet he
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a
= > , {
8 2 z
@
2
SYNTHESIZER PCB
3
LOCATION OF ICaTR
TRI—ce IC i—p4
TR2-——C3. IC 2 D2
TR3—-C3. IC 3 EI.
TR4A— C3 IC 4— BB
TR5—-C2. IC 5 E4
TRE—E4
TR7—E4
TR8—D4
TRO—D4 4
TRIO—D3
TRII—-E2
TRI2—-E2
TRIS—E2
TRI4—E I
TRIGB—Cca
TRIS—E4
TR2O—ES
TR21—E2
A
[am]
[Loc }-—[oist ]
VOLTAGE MEASURED AT FM TUNE.
VOLTAGE OF IC4 AND TRIB INDICATES AM TUNE.
WARNING: AINDICATES SAFETY CRITICAL COMPONENTS, FOR CONTINUED SAFETY,
REPLACE SAFETY CRITICAL COMPONENTS ONLY WITH MANUFACTURER'S
RECOMMENDED PARTS Z
AVERTISSEMENT: AIL INDIQU LES COMPOSANTS CRITIQUES DE SURETE. POUR
MAINTENIR LE DEGRE DE SECURITE DE L'APPAREIL NE REMPLACER LES
CONPOSANTS DONT LE FONCTIONNEMENT EST CRITIQUE POUR LA SECURITE
QUE PAR DES PIECES RECOMMANDEES PAR LE FABRICANT
B C
[ew
™
(Loe }~—[pist] |
u
MUTE SWITCH PCB
AZOIIASOL
WHT/ LONG BLU
TUNER PCB
AZONASOIO
LEO PCB A301IC5060
[STEREO] REO
FS TERE FE
ee .
a ete
D2 SLP-251D.
@
ECB
2SC536K -NP
2S¢930
REO
(9)
sterile
7654325
hag Lit
r TE
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fT
|
(
Hy
1
i
xl
al
4
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1 i
:
—+-
t
mM ow
D3) SLP-1520
SGD
2SK30A
L__wat __.@)
(5)
SYNTHESIZER PCB
Jrower SUPPLY PCB
17