POSIFLEX PP-8800S Series User manual
Assembly Disassembly Guide
1
PP-8800S Series
Assembly Disassembly Guide
2
Table of Contents
Maintenance precautions..............................................................................................3
Preventive maintenance ................................................................................................3
Tools...............................................................................................................................4
Screws List......................................................................................................................4
Replacing Control Board ................................................................................................5
Replacing 3”Thermal Printer Mechanism....................................................................10
Replacing Serial Control Board…………………………………………………………………………….…21
Assembly Disassembly Guide
3
Maintenance precautions
-Recommend to use the absolute alcohol for wiping & cleaning.
-NOT recommend to use naphtha and strongly corrosive solvents (e.g. with
Ammonia, formaldehyde, acetone… included) for cleaning.
Preventive maintenance
Maintenance items: dust, mildew, water vapor, oil stains, oxidation.
-Keep the operation environment with normal humidity & clean every day.
-Remove the dust buildup on the host terminal every month
-Clean the dirt/dust insides the terminal every year.
Assembly Disassembly Guide
4
Tools
Screwdriver
Type
Specification
Photo
┿#2
Crosshead
Screwdriver
Point #2
┿#1
Crosshead
Screwdriver
Point #1
━
Slotted
Screwdriver
Thickness
0.4mm
Nut setter
Screwdriver
Hex Across Flat 5.0
Screws List
Parts No.
Specification
Photo
10684038062
BING HEAD SCREW#6/32-6L W/SW+W
10556027082
HEXAGON HEAD SCREW#4.8*8.2L+H
10524030102
BING HEAD S-TAP SCREW ∮3-10L
10661030062
PAN HEAD SCREW M3-6L W/SW+PW
10661020052
PAN HEAD SCREW M2-5L W/SW+PW
Assembly Disassembly Guide
5
Replacing Control Board
Loosen the two screws as indicated in the
picture. Then remove the RS232 daughter
board.
Screwdriver ┿#2
Loosen the four screws from bottom as
indicated in the picture.
Screwdriver ┿#2
Before remove the printer bottom cover,
please push the power button, so it’ll be
easier to take out the printer bottom cover.
Assembly Disassembly Guide
6
Remove the plastic bottom cover as picture
shown.
Unplug the cables as indicated in the
picture.
Loosen the three screws as indicated in the
picture.
Screwdriver ┿#2
Remove the plastic power button as
indicated in the picture.
Assembly Disassembly Guide
7
Change a new control board.
P/N: 49775604102LN
Install the new control board, then fasten
the three screws as indicated in the picture
to fix it.
P/N:10684038062
Plug the cables as indicated in the picture
to the new control board.
Prepare the Bottom Plate as picture shown.
Assembly Disassembly Guide
8
Place the Bottom Plate on the plastic
bottom cover, the shining side facing up, as
picture show.
Install the printer bottom cover to the main
unit as picture shown.
Fasten the four screws as indicated in the
picture.
P/N: 10524030102
Install the power button as picture shown.
Assembly Disassembly Guide
9
Insert the RS232 daughter board to the
printer. Then fasten the two screws to fix it
as indicated in the picture.
P/N:10684038062
Assembly Disassembly Guide
10
Replacing 3”Thermal Printer
Mechanism
Loosen the two screws as indicated in the
picture. Then remove the RS232
daughter board.
Screwdriver ┿#2
Loosen the four screws from bottom as
indicated in the picture.
Screwdriver ┿#2
Before remove the printer bottom cover,
please push the power button, so it’ll be
easier to take out the printer bottom
cover.
Table of contents
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