Section 6: Checks and Adjustment Procedures
Page 6-2
TG3 Series Service Manual
6.1 FUNCTIONAL STRUCTURE OF MAIN PCB
There are ten potentiometers (VRs) and a DIP switch (DSW) on the Main PCB for functional adjustment.
These are explained as below.
1) Default DSW (Dip switch) setting
(Switching firmware based on the head density and destination)
*
1
Print operation will not be performed properly even if setting head density to automatic recognition (DSW1,
DSW2 = OFF) and replacing the head portion only. It is necessary to change the driving mechanism of
printer unit based on the head density too.
DSW
1
2
3
4
5
6
7
8
Model
Head density
Destination
Not used
Not used
Not used
Not used
Not used
TG308
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
TG312
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
DSW
1
2
3
Remarks
Model
Head density
Destination
TG308 or TG312
OFF
OFF
ON
Head density is automatically recognized (*
1
)
TG308
ON
OFF
ON
TG312
OFF
ON
ON
CONT PCB
VR8
VR1
VR10
VR5
VR6
VR2
VR3
VR4
VR9
VR7
CHK
DSW
DSW (viewing
from top)
Summary of Contents for TG308
Page 1: ...Service Manual For printer model TG3 Series www satoamerica com PN 9001226 A...
Page 6: ...Table of Contents Page iv TG3 Series Service Manual This page is intentionally left blank...
Page 7: ...Section 1 Introduction TG3 Series Service Manual Page 1 1 INTRODUCTION...
Page 251: ...Section 9 Sato Group of Companies TG3 Series Service Manual Page 9 1 SATO GROUP OF COMPANIES...