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U n lo a d B u tto n
A
1
R - 1 5 L P U n lo a d 1
R - 2
C l . Sta tu s 1
C
D
R - 2 i
C l t Sta tu s 2
M
E
D P I
C a p . M o to rs
F
R-1Q
U n lo a d 2
Tap© ir© a R L ig h t
Q
LJ
n@aa
§© 1
H
l o c r
1
1
1 /2 i f -
L i f t & R ig h t
1
C a p . O u t M ic ro - S w itc h e s
J
Is
t a p . in M ic ro - s w itc h e s
I
L
R - 2 7
G o sta tu s
k i
M
to M a nua l s ta r t
N
R - 2 6
Load P o in t T r ip
Q _ A R |
f
I _ _ J
0 - l o i
P
R - « 5 L T Load P o in t
>
« L « 11» m ia u , e*
p s b
t
«*
loK© u p M o to r s t«
u p
R
Head Down M ic ro S w itc h
S
Head Up MIere Switch
T
Column Switches
U
R-5 &
R-6
V
R-léLP Unload Stop
W
T .l. & L.P. Lights
X
HD4
Vacuum Motor
Y
Bellows Switch
Z
R-l
Run
a
HD1, HD2, & HD3
Depress Unload Button-J
Capstans Start Retracting
Capstans Fully Retracted
Relay 17 and 7 Up and
Door Interlock Switch
closed throughout this
Sequence.
A
3
inn
!
1
B
1
F
c ----------------
K
L
L
P
N
K
J
j
j
Head Starts Up—I
Head Fully Up-
Tape Out of Columns
F IG U R E 3 8 .
U N L O A D , 727 M O D E L III
V
-------------------------------------------------- ^ —
V
J
__
J
Bellows Sw. Operates-J
Drive In Unloaded Condition-1
*
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