Akai GX-F44R

2.
COMPOSITION
OF
VARIOUS
P.C
BOARDS
1)
PRE
AMP
P.C
BOARD
T2023A5010
(2ED)
and
TAPE
LED
P.C
BOARD
T2023B502D
Lal
668 68 a
2sd10l2v 2S8C2603 2SC 1846
REC/PB HEAD
H901
pp 4-8FU
Ler
DOLBYIC) PCB
Po
DOLBY(C) PCB
SYSCON PCB
JIG
» J
WHT
WHT
WHT
WHT/REO
>|
5
a
8
:
Z|
WHT/LONG BLK WHT/CROSS BLK.
WHT/LONG SKY
WHT/LONG BLK
WHT/SHORT BLK
WHT/CROSS BLK
® (3)
E,B,S,V_ MODEL
E,B8,S,V MODEL
R
MIC
|
Ls
(MONO)
kg
- Fo7 BLY BLK Lup,
! 1
A
7 lw,
1
©))
Richt
nieadge
4 aLu
LINE IN
liek ca -
DOLBYIC) PCB
@ WHT/SHORT SKY. @->
WHT/CROSS SKY_/)
2
L
Jt-2
= RIGHT
©) RIGHT
LINE OUT
[ce Our]
(©) veer Lie ; ; Lert
3
4 YLW 3 >
DOLBY(C) PCB [ @5) YLW/LONG ORG 6)->
ae
| me | wht
\
1@4—_4et + 1
Fis seaz| | WHT/LONG SKY _ ‘]syscon PCB
eo JIS
A
POWER SUPPLY
PCB
LOCATION OF IC AND TRANSISTOR
Ic2—B! TRI Ee TR Ib ————_E2
1c2b—Cl TR2,3——02 TR2b,3b ol
TRA, S51 TREb————E 2
4 TRE Ee TRIO’ to 24b—B4
TR7 to 9—C4 TR36b to 38b—A4
TRIO 04 TR416.———C3
TRI2 c4
TRIZ3 04
DOLBY(C)
PCB
exe
TRI4,I5S—E4
TRIE 04
TRI7,18 —E4
TRIQ to 24—B4
oe
|
TR25,26—C4
Kemet;
PRE
AMP
PCB
T2023A5010
VOLTAGE
MEASURED
AT
STOP
MODE
Thor
SIZES
-2scieaaie,
28C
1312S
(6,4)
TR32
o4
TR3,7,10,12,13,15,16,19 10 27,
30,
32,33,
36
to
39,42——
P2i
PIS
P20
P18
REC
MODE:
uae
a
2S8C945L(0,P)
TR4,5,31
-2SD1012V(G,H)
|
\
~
|
TR35
£4
TR8,9-- 2SA733A(P,0)
TRI14,17,18,40--2SC
2274
(EF)
4
atin
TR
36
to
38—A3.
2SC2603(F)
TR39
E4
-2S0794(P)
i
©
miei
TR40
Ge
—2SA733(P)
=
25C18461R,S)
2
TR41
c3
2
3
:
a
TR42
cl
e
Spe]
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+|
=
=
Fr
ale
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4
;
gq
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5/
3
8
rd
ee
3) z 3
* |
JF,
&
=
Fat
—--
'
23
(6)
3
(7)
Saeki
=
Seen
2
>
x
i)
©.
IN902
IN903
NING:
AINDICATES
SAFETY
CRITICAL
COMPONENTS.
FOR
CONTINUED
SAFETY,
'
METER
a
Fwo
Rev
_
REPLACE
SAFETY
CRITICAL
COMPONENTS
ONLY
WITH
MANUFACTURER'S
i
sear
aia
ELE
H
=
5
Heo2
Heos
So
¥
ov
RECOMMENDED
PARTS
4.
|
3a
Ba
SRRSETIEAD
oS
2
haneae
ov
AVERTISSEMENT:
AIL
INDIQU
LES
COMPOSANTS
CRITIQUES
DE
SURETE.
POUR
a
--———__!
2
ee
ERIE
ar
vacate
se
MAINTENIR
LE
DEGRE
DE
SECURITE
DE
L'
APPAREIL
NE
REMPLACER
LES
>
gy
=
soav
ac]e3.3v
ac]
CONPOSANTS
DONT
LE
FONCTIONNEMENT
EST
CRITIQUE
POUR
LA
SECURITE
°
4
QUE PAR DES PIECES RECOMMANDEES PAR LE FABRICANT
a
29