IBM System/34 Maintenance Manual page 394

"---',
'----/
r-",
'---J
,..-""
..---.,
\
-.....J/
RtodlWrilt Hood 0
Ctnltr Ttp RtodlWrilt Hood 0
RtodlWrilt Hood 0
Ertst Hood 0
Er ... Hood 0
Coblt Shitld Htod 0
Coblt Shitld Htod 1
Ertst Htod 1
33FO
53FO
Picker
Sensor
Notes:
+ Enablt AulO Lood.r
+ Fil. Oata/XXXX
+ Oi.kelle 2 Senll/+ Stalu. B
- Drive Sense
Not used
XXXX/+ Stalu. A
+ Swilch Filler/+ Command 4
+
Inde.
+ Wrilt 0 .. a/+5OO kHz
Osc
+ Er ... Ga .. /XXXX
+ Write Ga .. /XXXX
+ Inner Trock.l+ Command 5
+ Hood Select/+ Command P
+ Ero .. Currenl Sns/+ Stalu. C
- Power On Resel
XXXX/+ Statu. 0
D04 G04
DOS GOS
D06 G06
007 G07
008
Goa
D09
G09
010 Gl0
011
GIl
012 G12
013 G13
802 .102
804 J04
805
.105
806 J06
807 .107
B09 J09
B12
J12
B13 J13
1. See paragraph 27-835 for the location of the head
connector.
2. The diskette-in switch, window switch, and window
magnet are present only on machines with the old
style picker.
3. See paragraph 27-810 for the location of the J
connectors .
Ertst Htod 1
RtodlWrilt Htod 1
27-825
(whiltl
-
T
(blutl
I
I
1
Hood 0
(blockl I
I
RtodlWrilt
(rod)
I I
·~HoodO
(Ylllowil I
Eroll
'T'
(Ylllowl,J.,
~
Hood 1
(rodl
I I
~
Ertst
(block I
I I
(blut) I I
J
Hood 1
(whilt) I I
I RtodlWrilt
-
-
-.
I
I
+5VoIlI
Ground
+24 VoIlI
-5VoIlI
72MD Diskette Magazine Drive
109