NEC D2246 Maintenance Manual page 132

8-inch winchester disk drive
Table of Contents

Advertisement

:>
I
VI
-......l
2
3
4
5
6
_ __
~7~
__
~
_____
~8
____
~
__
~9~
__
-1 _____
A-__
~-y
VJ
.t-
I
A ~
~
,-----
- - - - - - - - - -
-------
.---
-
------
---
-
------------
-
----------
- -----
-
-----
~
1308-9CI SNWSLTA
~ItB>
WRITE SELECT
_WRIT'SFlECT
J,.tbop
-1
~
-----
----I
o
(307-20ISNnWOXA~
DATA:X _ _
~---------;::=>=r<PT~
-----------------' - - - -
-~ws n--;v.;--
1307-2.I5NXG260 JII-33
SIgNAL
G~QVNQ
_
b';'
"2 180
r-
-1-1-"'"'
ZI
"" "---
B
a
:~g~~m~~g;7~ ~H:~~ S~~:t~~~~'
nATA •
t----
~ ~
OK
C751
1i12 I:)
~'
(307-2CI SNRWDYA
~
R/W
DATA-Y
,.....DATA_t
R~ ~~~
_____
~
~= ~~I
:,w
usC
In2~-
( 309- 9 B I SN II SLOO Ji I_ 9
:>-'_
L " " C , - , I , - , , ~ E ~ A ~ l D L : S ~ E ~ L £ E ~ C T U , l 0 t - - c : : i ~
_______
hH
I
a
I---
,
pI:!EAO...S~l..ECT
0
Ij31 - - - -
( 309-901 SNHSLI 0
~~4!L
SELECT I
_r-
HEAD SELE=C=.,T:....:..,
-------,-j.-~+---I-~-l-l--+_-
_-_-
lJ-2
J
IISO
H02~rl.;.9---l-f----c:--'~'-; ~~
DH4
g-
~C
OH5
1309-9Ci SNCSLlO
Gill.~-LC
CHIP SELECT I
_~
CHIP
ENAB=L=E~I
____________ ,
II HSI
1l01r=
2
c:c
O
--+-----{:-::J
~
C
(308-9EI SNXP061
v~t6V_----
_ _ __
r-'
t6V
-t--f-+--l------!I.:!"J
CE
H22
21
-\-
(308-9HI SNXN041
~
9-------{~_24Y.V--C-4-r-
:{:-O-,Ip-------- -
-
-~I~
+6
IU I
_22 _ _
~ ~ C
DH2
(309-9EI SNXGI62 JII-24
SIGN8l....QB0UNL
-~
11
---r-,:,
- - - - --
-
_1~
G
H
I ,
G I
C3fO,'}I
--,-4--l-I-t--I- -
.....l.ll-4
(309-9EISNXGI72 :iil-25
SIGNAI....Q8~r--<-=r-----I=:I-----.l
~
_______
-l
(309-9FIS"JXGI82 JII-26
~~t:ffiLm30Uf'1~
o
(309-9F) SNxG 192 JlI-27
SIGNAL G R O U N D '
~~ws--R/--W
- ,
(309-9FI SNXG202
~2kSIGNAL G~~
(309-9F)SNl(G212.~
SIGNAL GROUND
~
OK
C751
H 12r
l
.:. O ---l-----jCJ
E
F
_ _ _ IOOY
(30S·901
5
NWCRTA IJII-13) WRITE CURRENT
~
_ WRITF CURRFJiT
,
------~-~-t~_r-~--------~OWC
~~=_
_ _ _ _
-t~~----~U~N~S~A~FEl-----r----U
,~
-t-+4---~------~4US
C2J:.. O,OI}l
(308-9GI RZUNSFA QIEIV-lLr:!.SAFE
(309-9FISNXG222 JII-30
SIGNAL GROUND
(309-9GI SNXG232 :Ji1-31
SIGNAL.. GROUNL
(309-9CI SIIJCSLOO IJII-7~CHIP SELECT 0
I
(309-901 SNCSL20
QIE§) -
LC CHIP SELECT 2
(309-9GI St-tXG242
~IGNAL
GROUND
( 21 8- 9C IS SXG062
m-5">
SIGNAL
G~illl!'!L
(218-9CISSXGOI2
il"-
22
JUQ~GROU~
(218-IB)RYXG210 JiT-21
~!QN~J._Q.ROUlliL
( 2 I 0 - I B
I
RY X G 200
;ITE20 ~!Qt!8\._..JlllillilliL
(2IS-90ISSXG0<12 J!'-19
_~llif'1ill.....YBQ!lli
~
_ _ _ _ _ ..!2J
IiSO
~
________ ---11! II S I
-
_ CHIP ENABLE 0
-1-1-----------~1~4CE
~
_________
.~3
t6
~
I 12
-4
1324 G
Z2
HII
16
l~~
r - -
~~DHI
H32 17
- L
H31
_Ie _ _
~ ~
DH3
H021.:.1;.9_-+--l:::l
f-C:~
ftOI
",2""O_-+'--I"1-
r l
~--'
DHO
H22 _21 _ _
1i21~
(
STW
l
CJ
CJ
CJ
~SH
G
(2 IS -I Bl RYSVSAA
<m::II~E.BYQ.IDY~t---C:I-----It::>-=------
(218-ICI~SV~~~0~~~~~
_ _ _
b~
__
8:'::::::~+-------~~~~=
- - - - -
~
I'
(218-9mSSN8RGIIJII-
I~'-V------~~t---~~~~~-~~-----~~~~~~
(218-90ISSN8SCI
Qi£!!!)--1
G
I
DE CABLE
Q . ~ M J 1 ' ( ~----
- - - - : - - - - - - - - - - - - - - - - - - - - - - - - - - -
J
H
(2IB-9EI SSXG092Q!W- SIGNAL
GI~OUND
REV COW,
I~.
(SC)
G9MRY
PWA
IOWO "0
I" ".
L __ _
?
7
~4-296077-601-
0
~Hl.
____ r-__
~q--
__
~--~~
__
NEC
"~
Nip·, ... ·,;.·
A
B
c
o
E
H

Advertisement

Table of Contents
loading

Table of Contents