Nakamichi PA-304 User manual

service Manual
Nakamichi
Nakamichi
PA-304
Mobile Power Amplifier

CONTENTS
1.
General.........
eee
eee
ee
eee
ee
ee
ee
ee
ee
ee
ee
ise
Rc
NE
te
SAR
Seba
oe
2.
Removal
Procedure
........
ee
ee
ee
ee
eee
a
eee
ee
ee
ee ee
eee
Raxssy
Saee.
ie
|
D..
As.
|!
Mase
t
eee
ba
ee
oo
lhe
eR
ke
ee
ee
ee ee
iinet
Bete
Bie
bbe
re
ae”
BS...
AGIMStINONES:
<c.6i
ie
is
SR
EASE
We
HCA
Eee
Ae
dar
S
sale
ere
varia
wares
ee
ee.
Oe.
de
Parts
Location
for
Adjustment
..
0...
ccc
we
cc
eee
ee
ee
rower
etme
ne
an
anseeareseens
3
3.
2.
Adjustment:
Procedures
s.(ou-
536
4:4
ee
ee
ee
Sb
Se
WE
oe
See
ie
a
Sea
acme.
Te
4,
Mechanism
Ass’y
and
Parts
List...
1.
ie
we
etre
ee
emer
weer
ee
eee
nner
eee
r
eres
4
4).
ks
SYNTHESIS:
6.5.
bs
Kole
a
Saha
Nae
eS
8
ete
Wier
Seb
s
Gee
Sects
Ak
Se
eee
Bate
e
wa!
BR
OSes
ee
ee
4
,
ae
TR
Block
Assy
B{(AOL)
s45s:60
6s
sd
AS
hoot
S46
w
Ees
ee
ae
ee
er
eee
5
4,
38.
TR
Block
Ass’y
C
(A022)
cn
6
a
aes
ew
ie
ee
Pe
ob
acdc
cll
Si
tey
aha
lah
de
ate
Jeicevtet
Ge
Gee,
where
SP
Site
OO
4,
4,
TR
Block
Ase’'y
A
(A038)
>
sc
6 2
G.n
Ke
aw
eas
oe
eh
SS
Eis
ee:
OO
PSEA
SESS
DERE
OS
5
5.
Mounting
Diagrams
........
Be
de
ee
Bhan
tah
ok
as
Oo
eee
ects
eke
Chote
dn
eh
Bee
aia
ere
a
eee
5
5.
i.
Power
Supply
P:C.BisAs8°Y
acc
45
ein
eS
ae
we
ees
8
ER
eek
Wh
ee
Re
wl
a
ae
ah
Bee
6
5.
82
Main
PC.B.
Ase
9
coe
ccs
tence
bo
oie
od
Cece
doe
Be
PEREGO
RUSS
Se
OSes
Ee
ee
eG
i
5.
8.
—
Fuse
P.C.B.
Ass’y
.........-.
ci
BR
Eta
cee
poh
ee
i
Gehl
a
OR
RS,
oa
eR
eee
ee
arte
Le
Boe
ota
he
7
5.
A.
BT
D:Switch
2:C.B.
Ags
Y
v6
aes
S
He
ee
we
CAAA
WES
SESE
EOS
SOE
LA
ees
7
Gs
.
Witiht
Diagram:
«655
5-5.
GF
6S
RAR
EDGR
OG
OO
EE
RES
GE
OS
a
tale
tenets
tin.
Sa
be
Sale
eee
es
8
7.
‘Sehematic:
Diggrant
ea
soos
ew
hod
Se
SG
Sh
wR
OS WR
ete
as
RSL
SOR
SOR
Sw
ECD
6
ad
oR
ee
9
S..
“BlOCk
DiageaM
"os
holed
kh
oC
OEE
See
ee
ee
SE
CS
AEE
GERM
RA
eae
Sas
poor
Se
10
9.
Specifications
............
dah
ieed
an
Wright
caine
Brig
Garis
aed
a
eco
aaa
Tes
wd
mcs
ee
we
awed
@
obo
©
ees
10
1. GENERAL
1.1. Notes on Order of Spare Parts |
Note that the Main P.C.B. Ass’y and Power Supply P.C.B. Ass’y do not include the following parts. Please order the
excluded parts together with P.C.B, Ass’y to complete a set of P.C.B. Ass’y.
‘
PCB. Ass’ Excluded Parts
ee a | ___PartName ———~s—C~dSséRemarkss
TR Block Ass’y A...... . | Ref. No. 15 in Fig. 4.1.
(BAO7656A) Consists of transistors
| and heat sink.
TR Block Ass’y B..... <: . | Ref, No. 10 in Fig. 4.1.
(BAO7657A) | Consists of transistors
and heat sink.
Ref, No, 12 in Fig. 4.1.
Consists of diodes
and heat sink, ,
Ref. No, 23 in Fig. 4.1.
(T401)
Ref, No. 24 in Fig. 4.1.
(L401)
Main P.C.B. Ass’y
(BA07652A)
Power Supply P.C.B. Ass’y
(BA07653A)
® TR Block Ass’yC ...... 1 pee.
(BAO7658A)
@ Converter Transformer .. 1 pce.
(0B50158A)
® Choke Coil .......... 1 pee.
(OB51314A) |
1.2. Destination
@ U.S.A. and Canada
@ Other
@ Europe
® Japan

1.3. Package Ass’y | 1.4. Accessory Ass’y
Q*ty
Package Ass’y
Packing
(U.S.A./Other/Europe)
Packing
(Japan)
Poly-Bag (300x400x 0.08)
Outer Carton (U.S.A.)
Outer Carton (Other/Europe)
Outer Carton (Japan)
Inner Carton (U.S.A.)
Inner Carton (Other/Europe)
Inner Carton (Japan)
OF 04250B
OF04260B
OF 04249B
OF04268A
OF04329A
OF04269A
OF04251B
OF04328A
OF04261A
Accessory Ass’y
Screwdriver
Screw Ass’y
Mounting Plate A
Mounting Plate B
Poly-Bag (320x340x0.08)
Poly-Bag (80x100x0.05)
Owner’s Manual (English/
German/French)
Owner’s Manual (Japanese)
Important Notice
0D03903C
DA04253A
OHO5572A
OHO5589A
0D03092B
0D04593A
0D04969A
0D04970A
0D04810A
fhe ee ee et OD
2. REMOVAL PROCEDURE
2.1.
Fuse
.
Pull
out
FO1
(Fuse
30
A)
toward
you.
(FO1
(Fuse
30
A)
1s
hard
to
remove.)
.
Fig, 2 Rear View

3.
ADJUSTMENTS
3.1. Parts Location for Adjustment
Power Supply P C.B.
Main P C. B.
bee ee eh
VR22L
meee
aS
(Bottom View)
3.2. Adjustment Procedures
Note:
Perform adjustment from the bottom of the
PA-304,
3.2.1, Power Supply Output Voltage (Power Supply P.C.B. Ass’y)
(4)
(2)
(3)
Connect a DC voltmeter across C413.
Supply 14.4 VDC to +14.4 V Terminal and Remote Terminal
of the PA-304,
Adjust VR401 to obtain +24.0 V on the DC voltmeter,
Fig. 3
3.2.2. Idling Current (Main P.C.B. Ass’y)
(1)
(2)
(3)
(4)
(5)
(6)
Insert shorting pins into Input Pin Jacks.
Connect a DC millivoltmeter across R135L (R1 35R).
Adjust VR12L (VR12R) to obtain 6 mV (approx. 27 mA) on
the DC millivoltmeter.
Connect a DC millivoltmeter across R235L (R235R).
Adjust VR22L (VR22R) to obtain 6 mV (approx. 27 mA) on
the DC millivoltmeter.
Remove the shoring pins,

4. MECHANISM ASS’Y AND PARTS LIST
4.1. Synthesis
TR Block Assy C
12 {A02)
Terminal 4P (Gold) (Other/Europe/| 2
Japan) (TM101, TM201)
Pin Jack 2P (Gold) (PJ101, PJ201)
Bottom Sheet A>
Bottom Cover A
Bottom Sheet B
Bottom Cover B
Converter Transformer (T401 on
Power Supply P.C.B. Ass’y)
Choke Coil (L401 on Power
Supply P.C.B. Ass’y)
Insu-Lock
BT2x8 @ Binding
(Black Chromate)
BT3x8 & Binding
(Black Chromate)
BT3Sx5 © Binding
BYT3x8 ® Binding
BT8x6 ® Binding
(Black chromate)
Washer 3.4x7x0.5
Fiber Washer 8x3.1x0.5T
Washer 3mm Toothed Lock
Earth Lug B-4
OB84153A
Synthesis OB81630A
OJO5923A
OH05575A
0J05924A
OHO5576A
OB50158A
0B51314A
OBO851i5A
OE00974A
OE00921A
QOEO3013A
OEO0868A
OEOO860A
OJ05057A
OJO6007A
OE00172A
OEOOL7T4A
OHO5571A
BAO7655A
0B90403A
OHO5573A
HAO5715A
0J05919B
OJO5966A
BAO7654A
0E03145A
BAO7657A
BAO7653A*
BAO7658A
OB84106A -
OB84152A
0B19013A
BAO7656A
BAO7652A*
OB84107A
Heat Sink B317
Fuse P.C.B. Ass’y
Fuse 30A
Side Chassis A
Transformer Cover Ass’y
Center Chassis
Free Bushing
BTL Switch P.C.B. Ass’y
Clip CS-9
TR Block Ass’y B
Power Supply P.C.B. Ass’y
TR Block Ass’y C
Terminal 3P (U.S.A.) (TM401)
Terminal 3P (Gold) (Other/Europe/
Japan) (TM401)
Thermistor PTH487 AO1BE471
(TH401)
TR Block Ass’y A
Main P.C.B. Ass’y
Terminal 4P (U.S.A.) (TM101,
TM201)
Dat HE HH ee bP
1 ©
DED Bo Mee eR eR ee
*: See item 1.1.

4,2.
TR
Block
Ass’y
B
(A01)
4.4,
TR
Block
Ass*’y
A
(A03)
LOI
Fig. 4.2 Fig, 4.4
4.2. TR Block Ass’y B (A01)
4,3. TR Block Ass’y C (A02)
BAO7657A | TR Block Ass’y B
0B10315A | TR 28D1445A (Q401-Q408)
0J05946A | Transistor Sheet B
0J05921A | Heat Sink B
0F03319A | M3x8 @ Binding
BAO7658A
TR Block Ass’y C
OB12612A
OB12611A
| OJO5947A
OJO5922A
QOEO3319A
FMU-32R (D405)
FMU-32S (D404)
Transistor Sheet C
Heat Sink C |
M3x8 © Binding
Fig. 4.3
BAO7656A
TR Block Ass’y A
TR 28C3421
(Q104L,R or Q204L,R)
TR 28C4467
(Q110L,R or Q210L, R)
TR 2S8SA1694
(Q111L,R or Q211L,R)
Transistor Sheet A
Heat Sink A
M3x8 © Binding
0B10199A
0B10312A
0B10313A
OJOS945A
0J05920A
0E03319A
5. MOUNTING DIAGRAMS
Notes:
1.
Mounting
diagram
shows
a
dip
side
view
of
the
printed
circuit
board,
2. Diode is 18853, 181555, or 188176 unless otherwise specified.
3. Following transistors are interchangeable with each other,
a. 28A733, 2SA608SP, 2SA1048, 2SA1175
b. 28C945, 2SC536SP, 28C2458, 28C2785
4, Abbreviation for part name:
TR — Transistor, SiD — Silicon Diode, ZD — Zener Diode
RK
—
Carbon
Resistor,
RM
—
Metal
Film
Resistor,
RF
—
Fail
Safe
Type
Resistor
,
RC
—
Cement
Resistor
CE
—
Electrolytic
Capacitor,
CML
—
Mylar
Capacitor,
CC
—
Ceramic
Capacitor,
CPP
—
PP
Capacitor,
CMM
—
Metalized
Mylar
Capacitor,
CSP
—
Polystyrene
Capacitor,
C
—
Mica
Capacitor

5.1. Power Supply P:C.B. Ass’y
Fig. 5.1
5.1. Power Supply P.C.B. Ass’y OBOS665A 330 1/6wW J C402,403 0B41917A CC 0.10u 50V Z
OB01680A RK 820 1/4W J C404 0B41084A |CML 1500P 50V J
BAO7653A | Power Supply OBO9665A |RK 330 1/6WJ C405 © OB09854A | CML 6800P 50V J
(Note) P.C.B. Ass’y OBO9677A {RK 1.0K 1/6W J C406,407 OB40615A |CE 3300u 16V
OBO9699A |RK 8.2K 1/6W J C408 OB40079A |CE 220u 16V
OB60712A | Power Supply RK 22K 1/6WJ C409 OB40617A |CE 180yu 50V
Cy RK 6.8K 1/6W J C410 OB40636A {CE 330u 63V
U401 OBO06427A [IC uPC494C OBO9701A |RK 10K 1/6WJd C411,412 0B41082A | CML 1000P 50V J
Q409 OB06452A |TR 2SD1406 OBO9669A |RK 470 1/6WJ C413,414 OB40616A |CE 1800u 35V
OBO6451A |TR 2SB1015 OBO9701A |RK 10K 1/6WJ C417 OB40206A |CE 100u 16V
OB10046A |TR 2SD1347 OBO9G97TA |RK 6.8K 1/6WJ |C418,419 |O0B40077A |CE 474 16V
OBO6013A |TR 2SA733 (P,Q) OBO9677A |RK 1.0K 1/6WJ C420 0B40206A |CE 100u 16V
Q414,415 OBO6100A |TR 2S8C945 OB09721A |RK 68K 1/6WJd C421 0B40113A |CE 2.2u 50V
(K,P,Q) OBO9685A |RK 2.2K 1/6WJI |C422 OB40077A |CE 47 16V
Q416 OBOG100A |TR 2SC945 OBO9689A |RK 3.3K 1/6WJ |C423 0B41917A |CC 0.10u 50V Z
(K,P,Q) OBO9701A |RK 10K 1/6WJ 0B40052A |CE 470u 6.3V
Q417 OBOGO13A |TR 2SA733 (P, Q) OBO9693A |RK 4.7K 1/6W J 0OB41298A | CML 0.10u 50V J
Q418,419 OBO6G100A |TR 2S8C945 ~~ . OBO09725A |RK 100K 1/6W J 0B41082A |CML 1000P 50V J
(K,P,Q) OBO9709A |RK 22K 1/6WJ OBO9860A | CML 0.022y 50V J
Q420,421 OBO6100A |TR 2SC945 OBO9677A |RK 1.0K 1/6W J OB41088A | CML 3300P 50V J
~ |(K,P,Q) OBOS9709A |RK 22K 1/6WJd 0B41082A |CML 1000P 50V J
Q422 OBOGIOOA |TR 2S8SC945 OBO9689A |RK 3.3K 1/6WJ 0B41298A | CML 0.1y 50V J
1 (K,P,Q) OBO9709A |RK 22K 1/6WJ OB83748A | Ribbon Cable 7P.
Q423 OBO6013A |TR 2SA733 (P,Q) OBO9701A iRK 10K 1/6WJd 210mm
Q424 OB10058A |TR DTA114ES OBO9694A |RK 5.1K 1/6W J OB83749A | Ribbon Cable 2P
ZD401 0B12144A | ZD 4.7V RD4.7JSB2 OBO9701A ;RK 10K 1/6WJ 250mm
ZD402 OB12186A |ZD18V RD18JSB2 OBO9733A |RK 220K 1/6W J OB83750A | Ribbon Cable 2P
ZD403 OB12623A |ZD11V RD11ESB2 OBO9677A {RK 1.0K 1/6W J 310mm
“|ZD404,405 |0B12204A |ZD 33V RD33JSB2 OBO9685A |RK 2.2K 1/6W J 0B83752A | Ribbon Cable 2P
ZD406 OB12623A |ZD11V RD11ESB2_ OBO9701A |RK 10K 1/6WJ 400mm
D401,402 OBO6458A |SiD 30D-2 OBO9669A |RK 470 1/6W J 0B83753A | Ribbon Cable 2P
D403 OB12418A |SiD UB-151 OBO9701A |RK 10K 1/6WJ 460mm
D406 OB12665A |SiD RU4YX OBO9700A |RK 9.1K 1/6WJ OB83751A | Ribbon Cable 2P
»1D407,408 OBO6398A |SiD 1SS176 OBO9741A |RK 470K 1/6W J . . 370mm
T402 0B50159A | Drive Transformer OBO9693A |RK 4.7K 1/6W J OB83753A | Ribbon Cable 2P
(EI19) 0B24231A |RF 100 i1WJ 460mm
0B51313A |Choke Coil OBO9629A |iRK 10 1/6W J OB80237A | Wire RED 130mm(1)
0OB32080A |Semi VR 10K (B) OB24231A |RF 100 i1WdJ OB80238A | Wire BLK 130mm(1)
OB24170A |RF 0.47 1WJ 0B24122A iRF 10 2W J OEO00868A | BT3x8 © Binding (4)
OB24170A {RF 0.47 1WJ OB24232A |RF 820 1WJ OJOG007A_ | Washer 8x3.1x0.5T
OB24170A |RF 0.47 1WdJ |OBO9625A |RK 6.8 1/6W J (Fiber) (1)
OB24170A |RF 0.47 1WJ OBO9677A |RK 1.0K 1/6WJ
OB24230A |RF 6.8 iw Jd OBO9753A |RK 4.7 1/4W J
OBO9673A 680 1/6WJ 0B41822A [CML 0.47 50V J
Note: TR Block Ass’y B, TR Block Ass’y C, T401, and L401 are not included in the Power Supply P.C.B. Ass’y. (See item 1.1.)
6

5,2. Main P.C.B. Ass’y
ESTER
hy,
ay
ON.
WX AS XS ,
a
Ny
SSS
&
SS
s
WGN NN
SSSR SEASONS ED
1 IE RII
OAS &
aN
Ny
BS SS
ww
:
ag
SS
“fe
ee
isiores
es
a rT
“ :
Yy Lip,
‘er 6 |
SSS TTI
Ys LETTE
Loop rrerayosssssucrs
Dy pperpeores
li a pep RUB N RLTAIRCA SOS LI IRDA TART LOOPS ERECT LOM MLM
MOE URU SINE PKSDLERALDNGSLOOULS EOLA PASM ROE
LILLE ACUI CTY ORTUTEO GALE LESTE LL ILELEDO EAE Hits
CC ——
LOLILE LED
LITLE LEO
v —
mewn er
SAI
SN SAH AHAOASSS SABINA RREGOP
SSE S
a
SARA,
SSSI
owe
ty
Mii
SNS
NAN
SAGAN NN
AS ARG
ERAN
Ss
W
SSSA ARE EB
ss
z; J oa
YEE, © raised zs ee
Mt ‘ 3
Kip, "Sa diaseabibhiraine anit 1228 DMIAUMUSINARIISIIIIPINEDIIEP MIEN voyrevenee vapeinicti : ¥ ae
"ay SOLAN THOSE LEAL OBLOIOUBIOM UES ARES : nessa 8 : ONE EESESEESE SENSEI SCARIEST TE SESS SORT ISLES
5.3, Fuse P.C.B. Ass’y
5.4. BTL Switch P.C.B. Ass’y
edie

i Seat iee one teatha eleabdenn creatine aes
he a ah eat i ge a ee mci Spm oe a rans gem aoe et MR Sr ta Pe
6. WIRING DIAGRAM
Note:
Two
pes.
of
TR
Block
Ass’y
A
are
not
included
in
the
Main
P.C.B,
Ass’y.
(See
item
1.1.)
5,2,
Main
P.C.B.
Ass’y
R131L,R
0B01933A
220
1/4wJ
|C126L,R
|
0B41294A
|
CML
0,047y
50V
J
R132L,R
0B01933A
BE
220
1/4wJg
{C127
0B41298A
|
CML
0.1p
50V
J
BA07652A
|Main
P.C.B.
Ass’y
R133L,.R
OBO5695A
|RK
1.0
1/4WJ
|
C128
OB09880A
|
CML
ip
50V
J
7
(Note)
R134L,R
OBO5695A
|
RK
1.0
1/4wJ
|C129
OB40075A
|
CE
22u
16V
12
14.
13
R135L,R
0B24226A
|RC
0.22
5W
C130
0B40639A
|
CE
470u
35V
(LN)
OB60711A_
|Main
P.C.B.
R136L,R
0B24226A
|RC
0.22
5W
C131
OB40637A
|CE
220y
35V
(LN)
0B11713A
{IC
muPC4570C
R137L,R
OB09713A
|RK
33K
1/6WJ
|C132L,R
0B41291A
|
CML
0.027p
50V
J
rs
0B11713A
|IC
pmPC4570C
R138L,R
OBO9709A
|RK
22K
1/6WJ
|C201L,R
OB09249A
;C
3838P
50V
J
Eos
0B10125A
|TR
2SC2259
R139L,R
0B20093A
|RK
1.5M
1/6wWJ
|C202L,R
0B09322A
|
CPP
330P
100V
J
SISIVIs)
(F,G,H)
R140L,R
0B09743A
|RK
560K
1/6wWJ
|
C203L,R
0B09933A
|
CE
2.2u
50V
(LN)
OB06142A
|TR
2SC2240
(BL)
|R141L,R
OB09701A
|RK
10K
1/6WJ
|C204L,R
0B41119A
|
CPP
560P
100V
G
0B10050A
|TR
2SA970(BL)
|R142L,R
0B24229A
|RF
3.3
1WJ
C205L,R
0B05653A
|
CML
1500P
50V
J
0B06142A
|TR
2SC2240
(BL)
|R143L,R
0B24095A
|RF
4.7
1WJd
C206L,R
OB09249A
|C
33P
50V
J
0B06142A
|TR
2SC2240
(BL)
|R144L,R
OB09737A
|RK
330K
1/6wJ
|
C207L,R
OB09242A
|C
47P
50V
J
OB10050A
|TR
2SA970
(BL)
OB09647A
|
RK
56
1/6w
J
|
C208L,R
0B40027A
|
CE
2,2u
50V
0B10199A
|TR
2SC3421
OB05614A
|RK
1.8K
1/4WJ
|
C209L,R
0B41302A
|
CML
0.22u
50V
J
0B10198A
|TR
2SA1358
OBO05622A
|RK
2.2K
1/4WJ
|
C225L,R
0B41292A
|
CML
0.033u
50V
J
0B06142A
|TR
2SC2240
(BL)
OBO5614A
|RK
1.8K
1/4WJ
|C226L,R.
|
0B41294A
|
CML
0.047y
SOV
J
Gis
|OB06299A
|TR
2S8C2878
OBO09677A
|RK
1.0K
1/6WJ
|
C232L,R
0B41291A
|
CML
0.027py
50V
J
OB06299A
|TR
2SC2878
0B09725A
|RK
100K
1/6wJ
|
CN101
0B81760A
|
3P-T
Post
0B10050A
|TR
2SA970
(BL)
OBO9677A
|RK
1.0K
1/6WJ
0B83747A
|
Ribbon
Cable
4P
a
OB06142A
|TR
2SC2240
(BL)
OBO9701A
|RK
10K
1/6WJ
210mm
|=
ae
OB06013A
|TR
2SA733
(P,Q)
OB09729A
|RK
150K
1/6WJ
OE00868A
|
BT3x8
®
Binding
(4)
i
2
OB06100A
2SC945
OB09727A
|
RK
120K
1/6W
J
0E00172A
|
Washer
3mm
-
_
2
.Q)
OBO9717A
|RK
47K
1/6WJ
Toothed
Lock
(2)
tee
eee?
|
ess
0B06013A
|TR
2SA733
(P,Q)
OB09749A
|RK
1.0M
1/6WJ
De
es
=
B
(K,P,Q)
OB09725A
|RK
100K
1/6W
J
ee
0B10125A
|TR
2SC2259
OB05614A
|RK
1.8K
1/4WJ
BA07655A
|
Fuse
P.C.B.
Ass’y
0
~
Calpe
=o
(F,G,H)
OB05614A
|RK
1.8K
1/4WJ
i
0:
0B06142A
|TR
2SC2240
(BL)
OB09694A
|RK
5.1K
1/6WJ
OB60714A
|
Fuse
P.C.B.
“
OB10050A
|TR
2SA970
(BL)
OB09713A
|RK
383K
1/6WJ
0B84108A
|
Auto
Fuse
Holder
5
|
0B06142A
|TR
2SC2240
(BL)
OB09677A
|RK
1.0K
1/6WJ
(1)
o
E
z
Main
P
C.B.
Assy
OB06142A
|TR
2SC2240
(BL)
0B22338A
|RM
9.09K
1/4W
F
0B80235A
|
Wire
RED
90mm
(1)
aS
~v.0..
———
OB10050A
|TR
2SA970
(BL)
0B22193A
|RM
487
1/4WF
0B80236A
|
Wire
RED
120mm
OB10199A
|TR
2S8C3421
OB22283A
|RM
3.09K
1/4W
F
(1)
~~
0B10198A
|TR
2SA1358
OBO9709A
|
RK
22K
1/6WJ
Z
OB06299A
|TR
2SC2878
OB09749A
|RK
1.0M
1/6WJ
&
03
ea
0B06299A
|TR
2SC2878
0B22338A
|RM
9.09K
1/4W
F
BA07654A
|
BTL
Switch
P.C.B.
0B12360A
|ZD
2.7V
RD2.7ESB2
OB22327A
|RM
7.15K
1/4W
F
Ass’y
a
0B12186A
|ZD
18V
RD18JSB2
OBO9653A
|RK
100
1/6WJ
78
10
9
0B12360A
|ZD
2.7V
RD2.7ESB2
OBO9697A
|RK
6.8K
1/6WJ
0B60713A
|
BTL
Switch
P.C.B.
00 00
OB06398A
|SiD
1S8S176
OBO9697A
|
RK
6.8K
1/6WJ
|8§101,102
|
0B70137A
|
Slide
Switch
esc
0B12624A
|SiD
1SS177
OBO9695A
|RK
5.6K
1/6WJ
|CN101
0B83746A
|
Wire
Ass’y
3P
0B12624A
|SiD
1SS177
OBO9665A
|
RK
330
1/6WJ
|
210mm
OB06398A
|SiD
1SS176
0B24227A
|RF
12K
1/2W
0E00791A
|
M2.6x5
©
Binding
OB06398A
|SiD
188176
OBO9665A
|RK
3830
1/6WJ
(2)
SiD
1SS176
0B22283A
|RM
3.09K
1/4W
F
0J05926A
|
Slide
Switch
ra
SiD
1S8S176
0B09701A
|RK
10K
1/6WJ
Holder
(1)
£
SiD
1SS177
0B22327A
|RM
7.15K
1/4W
F
BLK
=
SiD
188177
OB09657A
|RK
150
1/6WJ
XO)
E
OB06398A
|SiD
188176
OBO9669A
|
RK
470
1/6WJ
®
0B51315A
|Output
Coil
0.8uH
OBO9686A
|RK
2.4K
1/6W
J
i
0B51315A
|Output
Coil
0.84H
OBO9669A
|
RK
470
1/6WJ
0B01846A
OBO01846A
RK 4.7K 1/4WJ
RK 4.7K 1/4WJ
Semi VR 10K
Semi VR 470
OB32164A
OB32072A
0B32164A
|Semi
VR
10K
OB09629A
|RK
10
1/6wJ
0B32072A
|Semi
VR
470
OB09629A
|RK
10
1/6wJ
4
6
76
08
+
OB09694A
|RK
5.1K
1/6wJ
0B01933A
|RK
220
1/4wJ
|
(T2
2]
60
_Dome
0B09713A
|RK
33K
1/6WJ
0B01933A
|RK
220
1/4wJ
ee,
>
%
ot
—
tHao1
OB09677A
|RK
1.0K
1/6W
J
OBO5695A
|RK
1.0
1/4WJ
NO
ES
0B22338A
|RM
9.09K
1/4W
F
OBO5695A
|RK
1.0
1/4wJ
na
0B22193A
|RM
487
1/4W
F
0B24226A
|
RC
0.22
5W
Cy
fe
0B22283A
|RM
3.09K
1/4W
F
0B24226A
|RC
0.22
5W
60000
:
RK
22K
1/6WJ
OB09713A
|RK
33K
1/6wJ
cei
to
RK
22K
1/6WJ
OBO9709A
|RK
22K
1/6wJ
RK 1,.0M 1/6W J
RM 9.09K 1/4W F
RM 7.15K 1/4W F
RK 100 1/6wJ
RK 6.8K 1/6WJ
RK 6.8K 1/6w J
RK 5.6K 1/6WJ
\RK 330 1/6wJ
RF 12K 1/2W
RK 330 1/6WwJ
RM 3.09K 1/4W F
RK 10K 1/6wJ
RM 7.15K 1/4W F
RK 150 1/6wJ
RK 470 1/6WJ
RK 2.4K 1/6WJ
RK 470 1/6WJ
RK 4.7K 1/4WJ
RK 4.7K 1/4WwJ
RK 10 1/6wJ
RK 10 1/6WJ
0B20093A
O0B09743A
O0B09701A
0B24229A
0B24095A
OB09737A
OB09647A
0B09249A
0B09322A
0B09933A
0B41119A
OB05653A
0B09249A
0B09242A
0B40027A
0B41302A
0B40466A
0B41298A
0B40250A
0B40027A
0B41292A
RK 1.5M 1/6W J
RK 560K 1/6W J
RK 10K 1/6W J
RF 33 1WJd
RF 4.7 1W J
RK 330K 1/6W J
RK 56 1/6W J
C 338P 50V J
CPP 330P 100V J
CE 2.2u 50V (LN)
CPP 560P 100V G
CML 1500P 50V J
C 33P 50V J
C 47P 50V J
CE 2,.2u 50V
CML 0.22p 50V J
CE 47p 25V (LN)
CML 0.1iyn 50V J
CE 100yu 16V (BP)
CE 2.2u 50V
CML 0.033y 50V J
0B22327A
0B09653A
OBO9697A
OBO9697A
OBO9695A
OBO9665A
0B24227A
OBO9665A
0B22283A
OB09701A
0B22327A
OBO9657A
OB09669A
OBO9686A
OBO9669A
0B01846A
0B01846A
0B09629A
OB09629A
SISIS,
Power Supply PC. B. Assy
a
m i=]
Fuse P-C.B. Assy
Fig. 6
Notes: 1. Table of :
BRN —
RED —
ORN —
YEL —
GRN —
BLU —
vIO —
GRY —
WHT —
BLK —
2. Compone
of the P.¢
illustratec
otherwise

6. WIRING DIAGRAM
a 1.1.)
C126L,R
|
0B41294A
|
CML
0.047y
50V
J
C127
0B41298A
|
CML
0.1y
50V
J
C128 0B09880A | CML iy 50V J
C129
OB40075A
|CE
22u
16V
Ho
ol?
14.
13
C130
0B40639A
|CE
470u
35V
(LN)
C131 0B40637A |CE 220u 35V (LN)
C132L,R |0B41291A | CML 0.027p 50V J
C201L:R
|0B09249A
|C
33P
50V
J
ha
St
C202L;R
|
0B09322A
| CPP
330P
100V
J
C203L-R |0B09933A | CE 2.2u 50V (LN)
C204L:R | 0B41119A | CPP 560P 100V G
C205L.R | 0B05653A | CML 1500P 50V J
C206L;R |0B09249A |C 33P 50V J
C207L;R |0B09242A |C_ 47P 50V 5
C208L;R |0B40027A | CE_ 2.2u 50V
C209L-R | 0B41302A | CML 0.22u 50V J
C325L.R | 0B41292A | CML 0.033u 50V J
C226L;R | 0B41294A | CML 0.047u 50V J
C232L-R | 0B41291A | CML 0.027p 50V J
CN101 0B81760A | 3P-T Post
Ribbon Cable 4P
210mm (2)!
BT3x8 @ Binding (4)
Washer 3mm
Toothed Lock (2)
OB83747A
OEOO868A
OEOO1L72A
5.3. Fuse P.C.B. Ass’y
BAO765D5DA | Fuse P.C.B. Ass’y
OB60714A | Fuse P.C.B.
0B84108A
|
Auto
Fuse
Holder
15
a
(Fists
0B80235A | Wire RED 90mm (1)
OB80236A | Wire RED 120mm
(1)
5.4. BTL Switch P.C.B. Ass’y.
BA07654A | BTL Switch P.C.B.
Ass’y
ae
0B60713A
|
BTL
Switch
P.C.B.
ie9
$101,102 | 0B70137A | Slide Switch
CN101 0B83746A | Wire Ass’y 3P
210mm
OE00791A | M2.6x5 © Binding
(2)
0J05926A | Slide Switch
Holder — (1)
FCIO4
Power Supply PC-B. Assy
Fig. 6
13
OO0O000
0
Lg
4 7
Main PC.B. Assy
RED
-
~
-
‘eo
TH401
O2
OO
oo
ISIS|S]s]
Og
WS pb
te] | EI
RED
z = z
CN-101
ISisisls|
ms]
he
fo)
—
se
e
_—
®
a ony
BTL Switch
PC.B. Assy
Fuse PC.B. Assy.
Notes: 1. Table of wire colors
BRN — Brown
RED — Red
ORN — Orange
YEL — Yellow
GRN — Green
BLU — Blue
VIO — Violet
GRY — Gray
WHT — White
BLK — Black
2. Component side view
of the P.C.B. is
illustrated unless
otherwise specified.