Technics SX-PR270 M User Manual

REPLACEMENT
PARTS
LIST......P.C.B.
and
Wiring
Parts
Notes:
4.
The
marking
(RTL)
indicates
that
the
Retention
Time
is
limited
for
this
item.
After
the
discontinuation
of
this
assembly
in
production,
the
item
will
continue
to
be
avail-
able
for
a
specific
period
of
time.
The
retention
period
of
availability
is
dependant
on
the
type
of
assembly,
and
in
accordance
with
the
laws
governing
part
and
product
retention.
After
the
end
of
this
period,
the
assembly
will
no
longer
be
available.
@
PRINTED
CIRCUIT
BOARD
TR nee
Oo
wi SXPG211491
Others SXPG211461
iM | SXPG209841
Others SXPG209831
Mt | SXPG211871
EZ SXPG211881
Others SXPG211851
iM | SXPG212831
SXPG212841
Others
Description
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Uv nin
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SXPG212811
SXPG210831
SXPG211511A
SXPG211521B
SXPG211611
SXPG212711
SXPG208311
SXPG209711A
SXPG209711B
QSLGOOSAA
vu
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9
rs)
ae er es ee ee ee
LZ
MAIN
CIRCUIT
Paine
reene|
INTEGRATED CIRCUITS
D70325GJ-10
D65012GF-A79
SVIGMSM6253
QSIGCR370AX0
QSIGH3C04C2t
ATT7C256BF85
M74HC244FP
HM65256BLF10
M74HCOOFP
TC25540AF006
16 bit Microcomputer
Gate Array
A/D Converter
4M bit Programmed EP ROM
4M bit Accomp Data ROM
256K bit Static RAM
Bus Receiver
256K bit Pseudo Static RAM
Quad 2-input NAND Gates
Tone Generator LSI
1c10
1¢11
a re ee Ce Ca Ce Oe es ee ee a
1c12
D6382GF-3B9
Digital
Signal
Processor
Ic13
M74HC32FP
Quad
2-input
OR
Gates
1014,
15
MN41464AS-08
256K
bit
Dynamic
RAM
IC16
PCM63P
D-A
Converter
117
T74H4051AF
8-channel
Multiplexer
1018,
25
M5218AFP
Operational
Amplifier
iC19
M5238FP
Operational
Amplifier
©]
120
QSIGH3C16C51
16M
bit
Wave
ROM
©}4
1021
QSIGH3C16C52
16M
bit
Wave
ROM
OQ}
1c22
D23C8000B803
8M
bit
Wave
ROM
O}
124
M74HC245FP
Bus
Transceiver
©}
1c26
M5279L05
—5V
Voltage
Regulator
(C27
SVIGM5278L05
+5V
Voltage
Regulator
2. Important safety notice
Components identified by /\ mark have special characteris-
tics important for safety. When replacing any of these
components, use only manufacturer's specified parts.
3. The “S” mark is service standard parts and may differ
from production parts.
4. Omark are new parts.
5. For part No. with area mark, check the area when placing
an order.
TRANSISTOR
Diode
Zener, 5.1V
Zener, 6.2V
MA165TAS
MA4051MTA
MA4062
OSCILLATORS
QSXG1A1800A 18MHz Quartz Oscillator
QSXG1A4915A 49.152MHz Quartz Oscillator
QSXG2F2500A 25MHz Ceramic Oscillator
COMPONENT COMBINATIONS
4.7kOx4 9
1000 x4 17
ERDS2TJ334
ERDS2TJ472
ERDS2TJ225
ERDS2TJ103
ERDS2TJ154
ERDS2TJ103
ERDS2TJ183
ERDS2TJ332
ERDS2TJ103
ERDS2TJ103
ERDS2TJ101
ERDS2TJ681
ERDS2TJ680
ERDS2TJ472
ERDS2TJ103
ERDS2TJ105
ERDS2TJ682
ERDS2TJ101
ERDS2TJ102
ERDS2TJ101
ERDS2TJ221
ERDS2TJ683
ERDS2TJ274
ERODS2TJ124
ERDS2TJ823
ERDS2TJ683
ERDS2TJ563
ERDS2TJ393
ERDS2TJ683
R10
R11~13
R15, 16
R17
R18
R19, 20
R21
R22
R25
R26
R27
R28
R29
R30~33
R38, 39
R41
R42
R43
R44
R45
R46
R48, 49
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ii- 1

Technics SX-PR270 M Specifications

General

Brand	Technics
Model	SX-PR270 M
Category	Musical Instrument
Language	English