Pioneer FZ-94-L Service manual
(D
rrloNeerl'
The Art
Entertainnrent
of
//!,
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j
FM/AM DIGITAL
SYNTHESIZER
TUNER
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tl_41
6'r---:-rl
|
ORDER NO.
AR P2I3 4
FIZS|4L
F-294
MODEL F-294L, F-294, F-2570t
Typc
ZEB
zEwz
z
ZEVVXlB
ZIXlB
F-294t F-Z9l F-2570t F-ZEt0
X X (DC powcr
X
o
X
Appliceblc modcl
X
X
o
o
X (DC powcr
o
X
and F-2570 HAVE FOLLOWING VERSIONS
Powcr rcquircmcnt
X
X (DC power
o
powcr
(DC
(DC powcr
supply) Europcan contin€nt and United Kingdom
supply) Germany
supply)
supply)
supply) Italy
Gencral rnarket
Europcan continent
:
Dcstination
a
This manual is applicable to the F-Z9[L|ZEB and F-Z94|ZEWZ types.
o
As to the other types, refer to applicable service
o
-
F-294L and F-25701 cover
o
These
o
Each of these
o
Ce
a
Este manual de servicio trata del m6todo ajuste escrito en espaFol.
PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS
PIONEER ELECTRONICS OF CANADA,
PIONEER ELECTRONIC
PfONEEB ELECTRONICS
PIONEER ELECTRONIC
O
products
connect it to the
manuel
are components of systems. As to the system composition, refer
products
pour
le sevice comprend les explications de r6glage on frane ais.
IEUROPEI
prescribed
SERVICE
AUSTRALIA
MW/IW bands while F-294 and F-2570 cover MW.
does not function
system components, otherwise
P.O. Box 1760, Long Beach, California 90801 U.S.A.
lNC.
lNC.
505
Keetberglaan 1,2740 Beveren, Belgium
N.V.
PTY. LTD. 178j184 Boundary
properly
Cochrane Drive,
CORPORATION
manuals.
to the system manuals.
independent ; to avoid malfunctions, be sure to
when
damage may result.
4-1, Mesuro
1-chome,
Markham,
Road, Braeside, Victoria 3195, Australia TEL:
Mesuro-ku,
Ontario L3R 8E3 Canada
rokyo 153,
Japan
[03]
580-9911
1990 FX DEC. 1990 Printed in Japan
CONTENTS
I.SPECtFtCATtONS
2. EXPLODEO VIEWS. PACKING AND
PARTS L|ST
3. ScHEMATtC DTAGRAM
4. P.C, BOARD CONNECTION DIAGRAMS
5.P.C.B'SPARTSLt5T
.......................................2
.. ... ..
...
. ... .. .. . ..
.... .
... .. ... .. ..
.. . ..
... .. .... . ..
.........
3
6
10
..'.'..'.'....'.'.........'......13
1. SPEC|F|CATTONS
FM
Tuner Section
Frequency range.......
Usabf e Sensitivity.-................ Mono: 1 2.8 d9f , IHF
Sensitivity
Signal-to-Noise Ratio
Signal-to-Noise Ratio
Distortion................ ..Stereo:0.5%{lkHz)
Antenna Input..........
{DlN)........
.
(lHF,
{DlN)-..........-........................
85 dBt Input) Mono: 77
Mono S/N 26 dB: 1
Stereo S/N 46
MH2
87.5
........ 75 O unbalanced
lOS
to
pV
17
11.2
avl75
pVl75
dB: 35
Mono: 66 dB
Stereo: 60 dB
MHz
5 A)
0
0
dB
6.ADJUSTMENTS'.......'....'.'....'.'.'.................15
6. REGLAGE
MW
Frequency
Sensitivity
Antenna...,..,.,..,.,,.,.
{AM}
Range
(lHF,
Tuner
Loop
Section
antenna) .....
LW Tuner Section
Frequency range.......
Sensitivity
An1enna..,.,.,,.,.,.,,.,.
Misc€llaneous
Dimensions.............-
Weight
Fumished
FM Antenna ...........-
AM Loop
.
Specifications and design
notice
(lHF,
Loop
antenna) ... 1500 pvlm
(without
package)
Parts
Antenna....
due to imprcvement.
..-....................
360
subject to
...... 531 kHz to 1,602 kHz
(H)
x
350
316
(D)
,,.,.,.,.,., Loop Antenna
.-.
153 kHz ro 281 kHz
,.,.,.,.,,. Loop Antenna
(W)
x 68
...................... 2.2 kg
.....................-....... 1
............................. 1
possible
modification without
FVlm
mm
EXPLODED VIEWS, PACKING
2.
NOTES:
.
Parts without
.
Parts marked. bg
part
nutnber cannot be supplied,.
"
(D"
are not always kept in stock. Their d.elioery lime may
unaaailable.
o
The
A
mark
found
on
some cotnponent
Therefore, uhen replacing, be sure to use
parts
parts
ol id,entical d,esignation.
AND PARTS LIST
be longer lhan usual or theg mag be
ind,icates lhe importance of lhe safety
laclor
of the
part.
PARTS LIST
EXTERIOR AND PACKING
OF
Marl ilo. & Description Parl ilo.
1. CORD WITH PLUG
2. CHASSTS
3. RUBEER SHEET
,I.
WASHER
5. PCB MOULD
SCREW
7.
scREw
8.
SCREW 3X 18
WASHER
10.
SCREW
11.
LEG ASSEMELY
L2.
FRONT PANEL
13.
DISPLAY PLATE
L1.
GOLDEN BUTTON
15.
STATION
18
3x
BUTTON
ADE1102
AE81r11
AED1112
ABA-298
ABA1O18
ABAllOO
ABE-053
BP226POsOFMC
AEC1m3
AMB1739
AAK2O82
AAD1682
AAD1892
WAKE UP BUTTON AAD1893
t7.
BONNET
18.
FM ANTENNA ADH1OOs
ANEI285
LOOP ANTENNA ASSEMELY AT81006
20.
srDE PAD(L)
21.
SIDE PAD(R)
22.
PACKINC
23.
PACKING SHEET
24.
MAIN
ASSEMBLY
DISPLAY
CASE
ASSEMBLY
AHA1312
AHA1313
AHD1995
AWZ3196
AWZ3199
EARTH PLATE(F-294
/ZEWZ
or.l,r)
J
B
U
L
v
6
,{
32
l
6
ffi\
"-iV
<s
t.
6
J
3. SCHEMATIC DIAGRAM
rf""
'"
f
tl
t-"-"
tl
ffil313rEi,
n
I
-"""
QilO8
I
4
5
b
Glrel
1OOOP
ZE||Z
ZM
47'
l.*-l
c1101
tc1102
tc1103
o1001
01103
01104
01105
01104-1110
111-1
01
112
o1113-1115,1117
01 116
4
QIO4,11O5
DC AMP
I
Lte?001
:
LA1 2655
:
AN747OP
I
RN1 2O3
!
2SC266a
!
2SK246
:
2SC1 740SLN
:RN220l
.RN1
.2SC245a
|
2SA1 O48
203
oo1
0i
Dl
002
D100i,1112-1117,
1119,1121
0111a,1120
L1104
F1002
F1103
F1 104
F1105
5
tcl!ot
:1SV156
!
RD7.sESB
:
Hssl 04-02
:
1 SSas
:
ATE-O79
:ATF-107
ZEB
ATF*I 1 9
ZEWZ
:
ATF-1 07
:ATF-2Oa
ZEB
41F1042 ZEWZ
3ATF1
0Sg
T1103
T1 104
vR1 1
02
vR1 1 04
x1 101
x1102
TCl 1 01
C111O,1116
C1114,1140,1166
C1142
D1162
:AXXlOl2
ZEB
AXXIOl4 ZEWZ
:AXX1O13
:
ACPI 042
:
ACPl 043
!
ASSi O42
:ATF1
027
:
ACt\,|-Ol a
:ACG1O21
:ACGIO22
:ACG1O16
:ACE1O39
.TV
.FM
"AM
6
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