Digital Equipment LG06 Manual

LG06 / LG12 TEXT AND GRAPHICS
PRINTER
Operators Guide
Order Number: FW–LG0A2–A8
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Digital Equipment Corporation 1993
All Rights Reserved
The information in this document is subject to change without notice and should not be
construed as a commitment by Digital Equipment Corporation. Digital Equipment
Corporation assumes no responsibility for any errors that may appear in this document.
Printed in U.S.A.
The following are trademarks of Digital Equipment Corporation:
DATATRIEVE DIBOL RSX
DEC IVAX Scholar
DECmate MASSBUS ULTRIX
DECset PDP UNIBUS
DECsystem P/OS VAX
DECUS Professional VMS
DECwriter Rainbow VT
DECxpress RSTS Work Processor
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1st Edition, April 1993
Contents
Opening the Printer 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operator Control Panel Switches and Indicators 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Turning the Printer On 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loading Paper 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Setting Top–of–Form 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Clearing Paper Jams 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Replacing the Ribbon 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cleaning the Printer Interior 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Selecting a Font 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Saving Printer Configuration 19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Solving Print Quality Problems 21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fault Messages 23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Paper Specifications 26. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ribbon Specifications 27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11st Edition, April 1993
Opening the Printer
To gain access to the printer mechanism, lift the printer cover. (See Figure 1.)
The paper supply and stacking areas are located in the floor of the cabinet. The front and rear cabinet
doors latch magnetically.
The operator control panel is located at the front of the printer. Four switches are accessible with the
printer cover up or down. Eight more switches are accessed by raising the printer cover. (See Figure 1 and
Figure 2.)

21st Edition, April 1993
Operator
Control
Panel
Printer Cover
LG06 LG12
Figure 1. The LG06 / LG12 Text and Graphics Printer

31st Edition, April 1993
Operator Control Panel Switches and Indicators
The operator control panel switches and indicators are illustrated in Figure 2.
The functions of the switches and indicators are listed below.
Control Panel
Switch /
Indicator
Function
NOTE: Only the ON LINE switch operates when the printer is on–line.
All other switches operate only in the off–line state.
Status Lamps Illuminate when printer is on–line. Flash alternately to indicate a fault condition. Off when printer is
off–line.
Message
Display Displays on–line/off–line state, configuration menus, and fault conditions.
ON LINE Toggles the printer between on–line and off–line.
FF Press to advance paper to top of form on the next page.
LF Press to advance paper to top of next print line. Press with NEXT switch to advance paper in 1/60 inch
increments.

41st Edition, April 1993
Operator Control Panel Switches and Indicators
Control Panel
Switch /
Indicator
Function
VIEW Press to advance paper for viewing through cover window; press to return paper to print position.
UP Locks and unlocks ENTER switch when pressed simultaneously with DOWN switch. Also causes
display of configuration menus, submenus, and diagnostic tests.
DOWN See above.
PREV Displays previous parameter in a configuration or diagnostic test menu.
NEXT Displays next parameter in a configuration or diagnostic test menu.
CLEAR Press to clear printer after a fault is corrected. Returns printer to off–line state from within a configuration
menu. Resets printer to last saved configuration when pressed simultaneously with R/S switch.
R/S Press to run and stop configuration and self tests. Resets printer to last saved configuration when pressed
simultaneously with CLEAR switch.
SET TOF Press to cause paper to move in reverse to the first print line.
ENTER Press to select a displayed parameter. Must be unlocked before using. (Press UP and DOWN switches
simultaneously to lock or unlock the ENTER switch.)

51st Edition, April 1993
ON LINE FF VIEW
ENTER
CLEAR
R/S
SET TOF LF
NEXTPREV
DOWN
UP
STATUS LAMPSMESSAGE DISPLAY
RAISE PRINTER
COVER TO ACCESS
THESE SWITCHES
Figure 2. Operator Control Panel Switches and Indicators

61st Edition, April 1993
Turning the Printer On
1. The printer power switch is located at the rear of the printer, in the lower left corner. To turn the
printer on, set the power switch to the On position. (See Figure 3.)
On Off
LG06 LG12
Off
On
Figure 3. Power Switch

71st Edition, April 1993
Loading Paper
1. Press the ON LINE switch to place the printer off–line and open the printer cover.
2. Fully raise the forms thickness adjustment lever (A). Open both tractor gates (B) by swinging them
out.
3. Open the floor cabinet front door and align the paper supply with the label on the floor of the cabinet.
Feed the paper up through the paper slot until it appears behind and above the ribbon mask (C).
4. Load the paper on the tractor sprockets (D) and close the tractor gates (B). Press down on the right
tractor lock. Slide the tractor to the right to remove slack in the paper. Lift the right tractor lock up to
lock it in position.
5. Press FF four times to ensure that the paper is feeding and stacking properly.
6. If you need to make fine adjustments to the left margin, turn the horizontal adjustment knob (E).
7. Close the floor cabinet front door.
8. Set the top–of–form (see page 9).

81st Edition, April 1993
Loading Paper
B
B(Behind shuttle cover.
Not shown.)
C
LG06 LG12
B
(Behind shuttle cover.
Not shown.)
C
A
A
B
E
E
DD
Figure 4. Loading Paper

91st Edition, April 1993
Setting Top–of–Form
1. Press the ON LINE switch to place the printer off–line and open the printer cover.
2. Make sure several sheets of paper extend past the tractors. If necessary, press the FF switch twice to
feed a couple of sheets beyond the tractors and into the paper guide assembly.
3. Fully raise the forms thickness adjustment lever (A). You will hear a beep, indicating that a fault
condition exists.
4. Rotate the vertical position knob (B) to set the center of the first printable line at the top–of–form
indicator (C) on the left tractor gate.
5. Set the forms thickness adjustment lever (A) to match the paper thickness you are using. (The A–B–C
scale corresponds approximately to 1–, 3–, and 6–part paper thickness. Adjust until you have the
desired print quality.) The fault condition clears automatically.
6. Press and release the SET TOF switch. The paper reverse feeds to the print position.
7. Close the printer cover.
8. Press the ON LINE switch to place the printer on–line.

101st Edition, April 1993
Setting Top–of–Form
C
B
A
LG06 LG12
A
C
B
Figure 5. Setting Top–of–Form

111st Edition, April 1993
Clearing Paper Jams
1. Open the floor cabinet front door and tear off the paper near the paper slot.
2. Open the printer cover. Fully raise the forms thickness adjustment lever (A).
3. Open both tractor gates (B) and remove the paper from the tractor sprockets (C).
4. Open the paper fence (D).
5. Gently pull the paper up through the paper slot. Slide the paper over the paper guide assembly (E) and
down into the paper stacking area in the rear of the cabinet.
6. Check the paper path for bunched or torn paper. Remove any pieces of paper in the paper path.
7. Check the narrow passageway between the face of the platen and the ribbon mask for bits of torn
paper or ribbon lint. Check the holes in the ribbon mask surrounding each hammer tip. Gently remove
paper or lint particles with a wooden stick or pair of tweezers. (Do not pry or apply force to the
hammer tips.)
8. Check that the ribbon mask has not been deformed in such a way as to block the paper path. (If the
ribbon mask is damaged or bent, contact an authorized service representative.)
9. Close the paper fence (D) and load paper. (See page 7.)

121st Edition, April 1993
Clearing Paper Jams
B
E
A
D
C
LG06 LG12
A
B
C
DE
Figure 6. Clearing Paper Jams

131st Edition, April 1993
Replacing the Ribbon
1. Press the ON LINE switch to place the printer off–line and open the printer cover.
2. Fully raise the forms thickness adjustment lever (A).
3. Remove the ribbon spools (B) by squeezing the hub latches (C) and lifting up on the spools. Raise the
ribbon out of the ribbon path. Discard the old ribbon and spools.
4. Check the ribbon mask and hammer bank cover for bits of torn paper or ribbon lint. Check the holes
in the ribbon mask surrounding each hammer tip. Gently remove paper or lint particles with a wooden
stick or pair of tweezers. (Do not pry or apply force to the hammer tips.)
5. Place new ribbon spools (B) on the hubs (D), with the ribbon to the outside.
6. Align the spool keyways over the hub latches (C) and press the spools (B) down until the latches snap
into place.
7. Thread the ribbon around the ribbon guides (E) and between the hammer bank cover and ribbon
mask, as shown on the diagram (F). Turn the ribbon spools to ensure that the ribbon tracks correctly
in the ribbon path.
8. Set the forms thickness adjustment lever (A) to match the paper thickness you are using. (The A–B–C
scale corresponds approximately to 1–, 3–, and 6–part paper thickness. Adjust until you have the
desired print quality.)
9. Close the printer cover and press the ON LINE switch to place the printer on–line.

141st Edition, April 1993
Replacing the Ribbon
B
D
FA
E
C
LG06 LG12
E
(Left ribbon
guide not
shown.)
A
CD
E
E
(Left ribbon
guide not
shown.)
B
F
Figure 7. Replacing the Ribbon

151st Edition, April 1993
Cleaning the Printer Interior
1. Turn off the printer power and unplug the printer. (See page 6.)
2. Open the printer cover. Fully raise the forms thickness adjustment lever (A).
3. Remove all paper (page 7) and the ribbon and spools (page 13).
4. Using a soft–bristled brush and vacuum cleaner, brush and vacuum paper and dust particles from the
paper path, ribbon guides (B), ribbon path, and base pan (C).
5. Check the ribbon mask and hammer bank cover for bits of torn paper or ribbon lint. Check the holes
in the ribbon mask surrounding each hammer tip. Gently remove paper or lint particles with a wooden
stick or pair of tweezers. (Do not pry or apply force to the hammer tips.)
6. Using a soft cloth lightly moistened with denatured alcohol, remove dust and ink from the platen (D).
(The platen is the thick silver bar behind the hammer bank cover; it rotates when the forms thickness
adjustment lever is rotated.)
7. Brush and vacuum up dust or residue that has accumulated inside the lower cabinet.
8. Wipe the lower cabinet interior with a clean, lint–free cloth dampened (not wet) with water and mild
detergent, or spray the surfaces lightly with window cleaning solution. Dry the lower cabinet interior
by wiping it with a clean, lint–free cloth.

161st Edition, April 1993
Cleaning the Printer Interior
A
B
D
(Platen is behind
hammer bank
cover. Not shown.)
C
A
B
D
(Platen is behind
ribbon deck.
Not shown.)
LG06 LG12
C
Figure 8. Cleaning the Printer Interior

171st Edition, April 1993
Selecting a Font
NOTE: During normal operation, the message display indicates that the printer is on–line and specifies
which printer emulation is currently selected. The procedure below selects an LG06 emulation font. The
procedure is the same for the Proprinter XL and Epson FX emulations, but the font options differ. (Refer
to Chapter 4, LG06/LG12 User’s Manual.)
1. Press the ON LINE switch to place the printer off–line.
2. Open the printer cover.
3. Press UP and DOWN simultaneously to unlock the ENTER switch. “Unlocked” displays
momentarily.
4. Press DOWN. “Emulation/LG06” displays.
5. Press DOWN. “LG06/Font” displays.
6. Press DOWN. “Font/Style” displays.