IBM System/370 145 Operating Procedures Manual page 35

RIBBON REMOVAL AND REPLACEMENT
(continued)
3215 Console Printer-Keyboard
• Either of two types of ribbon cartridges are used on
the 3215 PR·KBs.
TO REMOVE THE RIBBON CARTRIDGE:
1. Press the NOT·READY key on the keyboard.
2. Raise the printer cover.
3. Set the left test switch to OFFLINE.
4. Set the right test switch to STOP-START until print
head is centered. Then return switch to OFF.
5. Push copy control lever back for maximum distance
between print head and platen.
6. Lower safety shield from over print head. Back of
shield has ribbon-threading decal for reference.
Lever
Test
Switches - _ _ _ _ _ _ _
(]\
P,p"-Ad"n~ ~
Knob
Shield
34
Pin-Feed
7. Remove ribbon from under plastic guide
D
and from
around the guide posts Band
m.
8. With the left hand, pull and hold the ribbon cartridge
latch
II
while rotating counterclockwise the ribbon
cartridge
II
with the right hand to release the cartridge
from the aligning fingers
II .
9. Lift out the ribbon cartridge. (Rotating the cartridge
back and forth facilitates its removal.)
Line-Feed
Select Lever
Paper-Advance
~KnOb
\
Ribbon
Cartridge
Print
Position
Indicator