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EF.
O.
REPLACEMENT PARTS LIST
NOTES:
Be sure to use regular parts for securing the safety and reliability of the set. Parts marked with" 6
.. (
) are impor-
tant for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the safety and
parformance of the set.
MODEL MZ-80A
PART NO.
DESCRIPTION
CODE
REF.
NO.
PART NO.
DESCRIPTION
CODE
***
CPU BOARD UNIT SECTION
***
IC46
IC47
IC50
IC51
IC52
DPROM0028PAZZ
RH-iX0146PAZZ
RH-iX0136PAZZ
RH-iX0302PAZZ
RH-iX0217PAZZ
Monitor-ROM (4KP-ROM2732)
BB
8253
BC
DCPU-0012PAZZ
JTEGRATED CIRCUITS
:I.
M
;51
38
J
~
1 )
24
42
3
4
;,l
8
~8
}
30
10
12 }
16
13
14
15
17
19
20
~~
}
32
22
23
27)
33
~j
31
34
35
RH·iX0145PAZZ
RH·iX0074PAZZ
RH-iX0070PAZZ
RH-iXOQ41PAZZ
RH-iX0188PAZZ
RH-iX0123PAZZ
RH-iX0129PAZZ
RH-iX0071PAZZ
RH-iX0132PAZZ
RH-iX0124PAZZ
RH-iX0090PAZZ
DPROM0029PAZZ
R H-iX0265PAZZ
RH-iX0131 PAZZ
RH·iX0040PAZZ
RH·iX0241PAZZ
RH·iX0083PAZZ
RH·iX0250PAZZ
RH·iX0076PAZZ
RH·iX0300PAZZ
RH·iX0079PAZZ
RH·iX0242PAZZ
RH·iX0081 PAZZ
RH-iXOQ78PAZZ
~~}
RH·iX0148PAZZ
40
RH·iX0301PAZZ
: : }
RH-iX0104PAZZ
45
RHiX0142PAZZ
Assembled CPU Board Unit
(Not replacement item)
D-RAM 4116
SN74LS04N
SN74LSOON
SN74123N
SN75451N
SN74LS244N
SN74LS165N
SN74LS02N
SN7486N
SN74LS245N
CPUZ80
CG·ROM, (2K P-ROM 2716)
TMM 2016P 12K S-RAM)
SN7414N
SN74121N
MB 14298
SN74LS157N
SN74LS273N
SN74LS10N
SN74LS283N
SN74LS74AN
MB14299
SN74LSl39N
SN74LS32N
SN74S157N
N82S100
SN74LS42N
SN74LS126AN
BE
AE
AE
AK
AK
AS
AO
AE
AF
AR
BF
BH
BP
AM
AG
BD
AH
AO
AE
AK
AG
BD
AL
AF
AO
BK
AH
AH
TRANSISTOR and DIODE
01
VS2SA505YH1A
01
VHD1S1555//1A
RESISTORS
:~3)
R24
R2
R4
}
R37
R5
R6
}
R12
R7
R14
I
R17
R20
\
VRD-SC2EF221J
VRD·SC2EF561J
VRO-SC2EF182J
VRO-SC2EF151J
VRD-SC2EF123J
R22
VRD-SC2EF332J
R26
I
R29
R32
R33
R38
R8
R9
1
R31
f
R10
:~~
}
R25
R19
R23
R30
R34
R35
R36
RA1
RA2
VR
-40-
VRD-SC2EF333J
VRD·SC2EF102J
VRO·SC2EF271 J
VRO·SC2E F 103J
VRD-SC2EF331 J
VRD·SC2EF153J
VRO-SC2EF822J
VRO-SC2EF473J
VRD-SC2EF152J
VRD·SC2EF 122J
RMPTC1020PAZZ
RMPTC1004PAZZ
RVR-M0019PAZZ
8255
NE556
SN74145N
2SA505Y
lS1555
220 ohm 1/4W
560 ohm 1/4W
1.8K ohm 1/4W
150 ohm 1/4W
12K ohm 1/4W
3.3K ohm 1/4W
33K ohm 1/4W
1 K ohm 1/4W
270 ohm 1/4W
lOK ohm 1/4W
330 ohm 1/4W
15K ohm 1/4W
8.2K ohm 1/4W
47K ohm 1/4W
1.5K ohm 1/4W
1.2K ohm 1/4W
Resistor Array 10K ohm x 5
Resistor Array 10K ohm
x
8
Variable Resistor 68K ohm
BA
AG
AM
AF
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AC
AD
AC
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