IBM 727, Руководство по инструкции

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A H D 4 Vac. M otor
B R-4 Arm Switch
C Bellows Switch
D R -l Run
E H D 1 ,H D 2 , & H D 3
F Head Down Micro Sw.
G T . l . & L . P . Lights
H R-7 Photo Cell
I DP2 Capstan Motors
J R—17 Power On Reset
K Capstan Out Sws. L .& R .
L R-27 Go Status
M +48 Volts to Man. Start
N R-25 Load Point
P R-26 Load Point Trip
Q +48 Volts to Man. Rev.
N
T U
L L
R R—21 Rwnd. P . U .
S R-3 Load Rwnd. 1
R
T R-9 Load Rwnd. 2
U R - l 2 Rwnd. Status
C .E . Switch set to Fw rd.—
Tape Drives Forward |«-------------------- n
C .E . Switch set to Stop------1 >
C .E . Switch set to Bkwrd- i
Tape Drives Backward }«•-------- »
C .E . Switch set Stop----
Load Rew. Depressed
Load Rew. Released------
Tape Drives Bkwrd r --------------
At Load Point-
Stops
F IG U R E 3 6 . M A N U A L C O N T R O L O F TA PE M O T I O N , 727 M O D E L III