IBM 3274 51C Maintenance Information page 157

P2
\
/
Plug Key
Wiring View
\
\
\
\
\
\
\
\
-Output to Supply -/ B See \
+ Output to SupplYJA Figure B.l;...'"
~
o
B02
o
B03
o
B04
o
B05
o
B06
o
B07
o
B08
o
B09
o
Bl0
o
Bll
o B12
o
B13
, ,
I
Warning: Do not adjust or otherwise tamper with the adjust-
ment potentiometer located on the printed circuit board of
the TSR power supply. This adjustment can be performed only
in the factory under certain specified load conditions.
Card Column
1
I.,.,""
Lp '
<
I
~u-6:
Cable
Cable
I
Board Socket
---------p~>
+4811 to .
+75V
E2
<
1 ' Power On Reset
1 "
1<
9 ' +8.5V
,
"
Plug
f
, 804
J,
805
II(
810
.. 806
If(
809
~
807
:<
10
<
-5V
,--_It--«
<
I
1
1 1 < "
OC Ret
r-
808
OC Rtn 12
~,-r------t--.,
I
005
~006
1<
"OC Ret
, 13 "
V007
[' 008
' 1 <
"OC Ret
14
~,-r------t--.~
009
" 010
:<
15
<:
OCRet
.1002
r
003
I +5V
K
2
~<-+-----t---..
004
~
011
1
+5V
:<
3~
<1------+--4,
012
013
1 +5V
1< 4 <t-t------t---tL
"B12
B13
1
,,+12V
~
7
~,~------~~:
J~-
r - ,,-
-8.5V
I>
6
,,>-+------t---«
B04
I
>
9 " +8.5V ... B05
I '
Bl0
I -5V .. B06 >
10 ~>--t------t--tI~
I
Ir( B09
I
OC Ret B07
>
12 ~>--+------t- ... ~
1
B08
I
OC Ret 005
I>
13
~
006
1
"OC Ret V 007
I
>
14 , r - - t - - - - - - t - - i l '
~002
I>
15" OC Ret V 009
I '
~010
I,>
2 ) +5V
~002
['003
I
>
3 " +5V
~
004
011
>
>
V
012
>--t-------+-~I:
" 013
4 "-
+5V
,
>-+-----+--t ... :
B12
Ir( B13
8 "-
+24V
,
A1-Z4
M6 A04
M6 B04
N6 B04
M6 C04
N6 A04
M6004
M6 E04
M6 B02
M6 CO2
M6002
M6 E02
N6 A02
N6 B02
L6 002
L6 E02
M6 A02
N6 -CO2
N6002
N6 E02
N6004
N6 E04
Board Conn
A1·V3
Hl C13
Hl 013
Jl 013
Hl E13
Jl C13
Jl A13
Jl B13
Hl 011
Hl Ell
Jl All
Jl Bll
Jl Cll
Jl 011
Hl All
HI Bll
HI Cll
Jl Ell
Kl All
Kl Bll
Kl A13
Kl B13
,..
.....
.,.,
,.. OC Rtn
.,-
. /
"
"
,..
+24V
-5V
+8.5V
-8.5V
RowV3
Card Column
(Wiring Side)
B A
2-Pln Row
6-Card Row
o
tm-p~n
Row '.
o
-l6004'
'"
------~~
>
ll-Pin Row
1-Card Row
P1
---
01K-Jl (3150) _ - - -
.;....-
.....
+5V
Power Supply
No.1
010
>-+:-=-::~------<,
BOI _ _ -
>-+..;;....;.....-----<-<.
B03 _ _ - -
>
5
~
+24V >
7
~
>--t-------------<~
AOl
-5V
>
11 )-
I>
1 "
+5V
\
\
DIS-AI
r--7'El
~
To Type A
Or/Ree Card
Figure B-2. Single Power Supply System
18
Oiskette Orlve File
Control Card 1/0 Conn
!l'8!l'G!l'G
/.'"'T"'--r-__
r-r-""
Plug Key
Wiring View
/ "
Appendix B. Power Supplies
B-~