SATO /s8408 Wartungshandbuch

Unit 1: IntroductionS8400 Series Operator Manual1-4 PN: 9001160 (C)CONTROL FEATURESThis chapter identifies the interactive control features of the pr

Unit 5: TroubleshootingS8400 Series Operator Manual5-2 PN: 9001160 (C)TROUBLESHOOTINGERROR SIGNAL TROUBLESHOOTINGERROR DISPLAYSERROR LED DISPLAYLCD D

Unit 5: TroubleshootingS8400 Series Operator Manual5-3 PN: 9001160 (C)10RibbonEndErrorPOWER:ONLINE:LABEL:RIBBON:OnOffOffOn1. Ensure ribbon stock is p

Unit 5: TroubleshootingS8400 Series Operator Manual5-4 PN: 9001160 (C)20CalendarErrorPOWER:ONLINE:LABEL:RIBBON:OnOffOffOff1. Power off the printer to

Unit 5: TroubleshootingS8400 Series Operator Manual5-5 PN: 9001160 (C)ERROR ICONSLCD ICONS DESCRIPTION OF ERROR POSITION ON LCDDisplayed when detecti

Unit 5: TroubleshootingS8400 Series Operator Manual5-6 PN: 9001160 (C)WARNING SIGNAL TROUBLESHOOTINGWARNING DISPLAYSWARNING LED DISPLAYLCD DISPLAYDES

Unit 5: TroubleshootingS8400 Series Operator Manual5-7 PN: 9001160 (C)TROUBLESHOOTING TABLETROUBLESHOOTING TABLEIMAGE VOIDSDirty print head. Clean pr

Unit 5: TroubleshootingS8400 Series Operator Manual5-8 PN: 9001160 (C)NO PRINTED IMAGEPrint head is disconnected. Ensure print head wiring harness is

Unit 5: TroubleshootingS8400 Series Operator Manual5-9 PN: 9001160 (C)INTERFACE TROUBLESHOOTINGThis chapter provides a checklist for the various inte

Unit 5: TroubleshootingS8400 Series Operator Manual5-10 PN: 9001160 (C)LAN ETHERNET INTERFACEWIRELESS LAN INTERFACECENTRONICS INTERFACELAN ETHERNET I

Unit 5: TroubleshootingS8400 Series Operator Manual5-11 PN: 9001160 (C)TEST PRINT TROUBLESHOOTINGChapter provides instruction on special printing to

Unit 2: Technical DataS8400 Series Operator Manual2-1 PN: 9001160 (C)TECHNICAL DATA• Physical Characteristics•Power• Environmental• Processing• Comma

Unit 5: TroubleshootingS8400 Series Operator Manual5-12 PN: 9001160 (C)TEST LABEL PRINTINGThe test label is designed to assist in the identification

Unit 5: TroubleshootingS8400 Series Operator Manual5-13 PN: 9001160 (C)SAMPLE TEST LABELFigure 5-3, Sample Test LabelNOTE: The only print problem tha

Unit 5: TroubleshootingS8400 Series Operator Manual5-14 PN: 9001160 (C)This page is intentionally left blank.

Unit 6: MaintenanceS8400 Series Operator Manual6-1 PN: 9001160 (C)MAINTENANCE• Cleaning Procedures• Replacement Procedures• Adjustment Procedures

Unit 6: MaintenanceS8400 Series Operator Manual6-2 PN: 9001160 (C)MAINTENANCECLEANING PROCEDURESCleaning of the printer is a necessary maintenance act

Unit 6: MaintenanceS8400 Series Operator Manual6-3 PN: 9001160 (C)REPLACEMENT PROCEDURESThis unit provides in-depth instruction on all primary compon

Unit 6: MaintenanceS8400 Series Operator Manual6-4 PN: 9001160 (C)PLATEN ROLLER REPLACEMENTThe printer’s platen roller is considered to be a high-wear

Unit 6: MaintenanceS8400 Series Operator Manual6-5 PN: 9001160 (C)INTERFACE BOARD REPLACEMENTCircuit boards generally have long lives due to the lack

Unit 6: MaintenanceS8400 Series Operator Manual6-6 PN: 9001160 (C)FAN FILTER REPLACEMENTThe fan filter prevents atmospheric debris from being drawn in

Unit 6: MaintenanceS8400 Series Operator Manual6-7 PN: 9001160 (C)ADJUSTMENT PROCEDURESThis unit covers all of the printer and printer accessory adju

Unit 2: Technical DataS8400 Series Operator Manual2-2 PN: 9001160 (C)TECHNICAL DATAPHYSICAL CHARACTERISTICSPOWERENVIRONMENTALPROCESSINGCOMMANDPHYSICA

Unit 6: MaintenanceS8400 Series Operator Manual6-8 PN: 9001160 (C)ADJUSTMENT OF HEAD POSITIONSide or Left - Right pressure balance1.Lock the thermal h

Unit 6: MaintenanceS8400 Series Operator Manual6-9 PN: 9001160 (C)ADJUSTMENT OF HEAD POSITION, (Cont’d)Front - Rear pressure balance (longitudinal po

Unit 6: MaintenanceS8400 Series Operator Manual6-10 PN: 9001160 (C)SETTING HEAD PRESSURE AND BALANCEPrint head balance is the equalization of pressure

Unit 6: MaintenanceS8400 Series Operator Manual6-11 PN: 9001160 (C)SETTING HEAD PRESSURE AND BALANCE, (Cont’d)Figure 6-11, Print Head, Adjusting Head

Unit 6: MaintenanceS8400 Series Operator Manual6-12 PN: 9001160 (C)RIBBON GUIDE ALIGNMENTIf the print ribbon is not spread smoothly over the print hea

Unit 6: MaintenanceS8400 Series Operator Manual6-13 PN: 9001160 (C)MEDIA PRESSURE ROLLER BALANCEPressure roller balance adjustment may be required if

Unit 6: MaintenanceS8400 Series Operator Manual6-14 PN: 9001160 (C)I-MARK/PAPER-END SENSOR SENSITIVITYThis sensor adjustment regulates penetrating abi

Unit 6: MaintenanceS8400 Series Operator Manual6-15 PN: 9001160 (C)GAP SENSOR SENSITIVITYThis sensor adjustment regulates penetrating ability for med

Unit 6: MaintenanceS8400 Series Operator Manual6-16 PN: 9001160 (C)OPERATIONAL ADJUSTMENTSThese operational adjustments are for fine tuning the printe

Unit 7: AppendixS8400 Series Operator Manual7-1 PN: 9001160 (C)APPENDIX• Ready/Busy Timing Charts•X-On/X-Off Timing Charts• Session Connect/Disconnec

Unit 2: Technical DataS8400 Series Operator Manual2-3 PN: 9001160 (C)INTERFACE MODULESREGULATORY APPROVALSPRINTMEDIAINTERFACE MODULESEnhanced Paralle

Unit 7: AppendixS8400 Series Operator Manual7-2 PN: 9001160 (C)APPENDIXREADY/BUSY TIMING CHARTSFigure 7-1a, Single-Item Buffer Timing ChartsFigure 7-

Unit 7: AppendixS8400 Series Operator Manual7-3 PN: 9001160 (C)X-ON/X-OFF TIMING CHARTSFigure 7-2a, Single-Item Buffer Timing ChartFigure 7-2b, Multi

Unit 7: AppendixS8400 Series Operator Manual7-4 PN: 9001160 (C)SESSION CONNECT/DISCONNECT DIAGRAMFigure 7-3, Session connect/Disconnect Diagram

Unit 7: AppendixS8400 Series Operator Manual7-5 PN: 9001160 (C)PRINTER DIMENSIONS (STANDARD DIRECT LOAD)Figure 7-4a, Printer Three/Quarter ViewFigure

Unit 7: AppendixS8400 Series Operator Manual7-6 PN: 9001160 (C)Figure 7-4c, Printer Left-Side ViewFigure 7-4d, Printer Front View

Unit 7: AppendixS8400 Series Operator Manual7-7 PN: 9001160 (C)Figure 7-4e, Printer Right-Side ViewFigure 7-4f, Printer Rear View

Unit 7: AppendixS8400 Series Operator Manual7-8 PN: 9001160 (C)PRINTER DIMENSIONS (OPPOSITE DIRECT LOAD)Figure 7-5a, Printer Three/Quarter ViewFigure

Unit 7: AppendixS8400 Series Operator Manual7-9 PN: 9001160 (C)Figure 7-5c, Printer Left-Side ViewFigure 7-5d, Printer Front View

Unit 7: AppendixS8400 Series Operator Manual7-10 PN: 9001160 (C)Figure 7-5e, Printer Right-Side ViewFigure 7-5f, Printer Rear View

Unit 2: Technical DataS8400 Series Operator Manual2-4 PN: 9001160 (C)RIBBONSENSINGCHARACTER FONT CAPABILITIESMedia HandlingMedia Width (mm) Label Sup

Unit 2: Technical DataS8400 Series Operator Manual2-5 PN: 9001160 (C)BAR CODE CAPABILITIESOB Font (OCR-B)203dpi (8dots/mm): 20 dots W x 24 dots H305

Unit 2: Technical DataS8400 Series Operator Manual2-6 PN: 9001160 (C)Bar Height 4 to 999 dots, User programmableRotation 0, 90, 180, and 270 DegreesS

Unit 3: InstallationS8400 Series Operator Manual3-1 PN: 9001160 (C)INSTALLATION• Unpacking• Printer Installation• Printer Loading• Operational Mode S

Unit 3: InstallationS8400 Series Operator Manual3-2 PN: 9001160 (C)INSTALLATIONUNPACKINGWhen unpacking the printer, take note of the following:1. The

Unit 3: InstallationS8400 Series Operator Manual3-3 PN: 9001160 (C)PRINTER INSTALLATIONThis chapter provides guidance on how to station, connect, and

CopyrightsThe contents of this document are proprietary information of SATO Corporation and/or its subsidiaries in Japan, the U.S and other countries.

Unit 3: InstallationS8400 Series Operator Manual3-4 PN: 9001160 (C)INSTALLATION REQUIREMENTSThe printer has five bores in its center frame for the pu

Unit 3: InstallationS8400 Series Operator Manual3-5 PN: 9001160 (C)Figure 3-3, Printer MountingFigure 3-4, Printer Connection

Unit 3: InstallationS8400 Series Operator Manual3-6 PN: 9001160 (C)PRINTER LOADINGMEDIA SELECTIONThe size and type of labels to be printed should hav

Unit 3: InstallationS8400 Series Operator Manual3-7 PN: 9001160 (C)RIBBON LOADINGTo load ribbon stock, unlatch the print head and remove exhausted ri

Unit 3: InstallationS8400 Series Operator Manual3-8 PN: 9001160 (C)OPERATIONAL MODE SELECTIONThere are two modes of printer operation: Dispense or Co

Unit 3: InstallationS8400 Series Operator Manual3-9 PN: 9001160 (C)INTERFACE SELECTIONThis unit presents the printer interface types and their specif

Unit 3: InstallationS8400 Series Operator Manual3-10 PN: 9001160 (C)RS232C HIGH-SPEED SERIAL INTERFACEThis High Speed Serial Interface is a Plug-In I

Unit 3: InstallationS8400 Series Operator Manual3-11 PN: 9001160 (C)Figure 3-7, Serial Connector Pin AssignmentsREADY/BUSY INTERFACE SIGNALSPIN DIREC

Unit 3: InstallationS8400 Series Operator Manual3-12 PN: 9001160 (C)IEEE1284 PARALLEL INTERFACEThe parallel interface is a plug-in module that can be

Unit 3: InstallationS8400 Series Operator Manual3-13 PN: 9001160 (C)UNIVERSAL SERIAL BUS (USB)The Universal Serial Bus (USB) interface is a Plug-In I

Table of ContentsS8400 Series Operator Manual Page 1Table of ContentsINTRODUCTION ...

Unit 3: InstallationS8400 Series Operator Manual3-14 PN: 9001160 (C)LOCAL AREA NETWORK (LAN) ETHERNETA Local Area Network (LAN) interface is an optio

Unit 3: InstallationS8400 Series Operator Manual3-15 PN: 9001160 (C)802.11G WIRELESS The wireless print server provides easy printer interface with 8

Unit 3: InstallationS8400 Series Operator Manual3-16 PN: 9001160 (C)Figure 3-9, Socket Connection DiagramLED INDICATOR STATUSLink LED (green)Network

Unit 3: InstallationS8400 Series Operator Manual3-17 PN: 9001160 (C)ALL INTERFACESRECEIVE BUFFERThe data stream is received from the host to the prin

Unit 3: InstallationS8400 Series Operator Manual3-18 PN: 9001160 (C)RECEIVE BUFFER CONTROLCauses For Receive Buffer Near FullReceive buffer near full

Unit 3: InstallationS8400 Series Operator Manual3-19 PN: 9001160 (C)STATUS5 TIMING CHARTSNORMAL PROCESS(Figure 3-10a)CANCEL PROCESS(Figure 3-10b)ERRO

Unit 3: InstallationS8400 Series Operator Manual3-20 PN: 9001160 (C)(Figure 3-10d)COMMAND PROCESS(Figure 3-10e)BCC ERROR PROCESS(Figure 3-10f)STATUS5

Unit 3: InstallationS8400 Series Operator Manual3-21 PN: 9001160 (C)EXTERNAL SIGNALThe external signal interface is designed to connect the printer t

Unit 3: InstallationS8400 Series Operator Manual3-22 PN: 9001160 (C)25-PIN CONNECTOR ASSIGNMENTSPIN SIGNAL NAME DIRECTION LEVEL MAX CURRENT1 Frame Gr

Unit 3: InstallationS8400 Series Operator Manual3-23 PN: 9001160 (C)Figure 3-11, Input/Output Circuit DiagramFigure 3-12, 14-Pin Connector Assignment

Table of ContentsPage 2 S8400 Series Operator ManualParallel Interface Mode ...

Unit 3: InstallationS8400 Series Operator Manual3-24 PN: 9001160 (C)INPUT SIGNAL WAVE FORMSTART PRINTING(Figure 3-14a)REPRINTING(Figure 3-14b)Print o

Unit 3: InstallationS8400 Series Operator Manual3-25 PN: 9001160 (C)OUTPUT SIGNAL WAVE FORMBASIC OPERATION(Figure 3-15a)PAPER END(Figure 3-15b)RIBBON

Unit 3: InstallationS8400 Series Operator Manual3-26 PN: 9001160 (C)Figure 3-16, Operation Mode Flow Chart

Unit 3: InstallationS8400 Series Operator Manual3-27 PN: 9001160 (C)ACCESSORIES INSTALLATIONThis unit provides installation instructions of the purch

Unit 3: InstallationS8400 Series Operator Manual3-28 PN: 9001160 (C)REMOTE OPERATOR INTERFACE KITThis purchase option allows the operator panel to be

Unit 3: InstallationS8400 Series Operator Manual3-29 PN: 9001160 (C)Installing the Kit1.Remove the control panel from the printer.2. Remove the panel

Unit 3: InstallationS8400 Series Operator Manual3-30 PN: 9001160 (C)4. Assemble the interface unit in the main body of the printer.5. Connect the int

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-1 PN: 9001160 (C)PRINTERCONFIGURATION• Printer Configuration• Configuration Modes• Menu De

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-2 PN: 9001160 (C)PRINTER CONFIGURATIONThis unit provides in-depth instruction on printer c

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-3 PN: 9001160 (C)CONFIGURATION MODESThis chapter provides an overview of the various confi

Table of ContentsS8400 Series Operator Manual Page 3APPENDIX...

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-4 PN: 9001160 (C)ADVANCED MODEThe Advanced Mode is provided to make advanced printer opera

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-5 PN: 9001160 (C)PARALLEL INTERFACE MODEThis chapter provides the programming sequences re

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-6 PN: 9001160 (C)SERIAL INTERFACE MODEThis chapter provides the programming sequences requ

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-7 PN: 9001160 (C)LOCAL AREA NETWORK (LAN) INTERFACE MODEThis chapter provides the programm

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-8 PN: 9001160 (C)UNIVERSAL SERIAL BUS (USB) MODEThis chapter provides the programming sequ

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-9 PN: 9001160 (C)CENTRONICS INTERFACE MODEThis chapter provides the programming sequences

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-10 PN: 9001160 (C)WIRELESS LAN (LOCAL AREA NETWORK) INTERFACE MODEUse the keys of the prin

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-11 PN: 9001160 (C)SERVICE MODEAllows the programming of various dimensional settings, sens

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-12 PN: 9001160 (C)FACTORY MODEThe Factory Mode permits counter reset of various components

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-13 PN: 9001160 (C)FACTORY MODE WITH RFID INSTALLEDThe Factory Mode with RFID Installed pro

Table of ContentsPage 4 S8400 Series Operator ManualThis page is intentionally left blank.

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-14 PN: 9001160 (C)RFID USER MODEThe RFID User Mode allows you to configure the RFID readin

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-15 PN: 9001160 (C)WORK SHIFT MODEThe Work Shift Mode allows for specific production shift

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-16 PN: 9001160 (C)HIDDEN MODEThe Hidden Mode allows operator access to set Label-Out Senso

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-17 PN: 9001160 (C)DOWNLOAD MODEThis download feature allows the operator to upgrade or dow

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-18 PN: 9001160 (C)BOOT DOWNLOAD MODEThis download mode is used when the firmware becomes c

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-19 PN: 9001160 (C)PRINT CANCEL MODEFigure 4-17 provides the specific sequence of events re

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-20 PN: 9001160 (C)DEFAULT SETTINGS MODEFigure 4-18 provides the specific sequence of event

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-21 PN: 9001160 (C)TEST PRINT MODEFigure 4-19 provides the specific sequence of events requ

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-22 PN: 9001160 (C)HEX DUMP MODEThe contents of the print buffer and the data received befo

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-23 PN: 9001160 (C)CF (COMPACT FLASH) CARD MODEUse the printer’s operator panel to select a

Unit 1: IntroductionS8400 Series Operator Manual1-1 PN: 9001160 (C)INTRODUCTION• About This Manual• General Description• Control Features

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-24 PN: 9001160 (C)STAND ALONE MODEThe Stand Alone Mode allows the printer to function inde

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-25 PN: 9001160 (C)SATO + SZPL EMULATION MODEThe SZPL Emulation Mode is available when the

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-26 PN: 9001160 (C)MENU DEFINITION TABLESUSER MODE (TABLE 4-1)MENU DESCRIPTIONIs the entran

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-27 PN: 9001160 (C)Allows the printer to be switched to operate in the thermal transfer or

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-28 PN: 9001160 (C)Print offset refers to the vertical and horizontal shifting of the entir

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-29 PN: 9001160 (C)This menu screen allows the setting of the printer in either SBPL mode o

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-30 PN: 9001160 (C)Allows setting of bi-directional communication protocol.Allows the selec

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-31 PN: 9001160 (C)Allows the determination of whether the Cancel (CAN) and Data Link Escap

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-32 PN: 9001160 (C)Allows setting of communication protocol for RS232C interface. Will not

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-33 PN: 9001160 (C)Allows the determination of whether the Cancel (CAN) and Data Link Escap

Unit 1: IntroductionS8400 Series Operator Manual1-2 PN: 9001160 (C)INTRODUCTIONABOUT THIS MANUALThis manual is laid out consistent with the product d

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-34 PN: 9001160 (C)USB INTERFACE MODE (TABLE 4-6)MENU DESCRIPTIONIs the premiere screen of

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-35 PN: 9001160 (C)CENTRONICS INTERFACE MODE (TABLE 4-7)MENU DESCRIPTIONIs the premiere scr

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-36 PN: 9001160 (C)Determines whether the print data code requires deletion. Hexadecimal gr

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-37 PN: 9001160 (C)Allows BCC check to be enabled or disabled. Will only appear if STATUS5

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-38 PN: 9001160 (C)Allows it to be determined if the printer will feed a label when an erro

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-39 PN: 9001160 (C)Permits the determination of whether a password will be required to acce

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-40 PN: 9001160 (C)When "YES" is selected, all printer menu settings will be save

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-41 PN: 9001160 (C)Allows view of the recorded linear meters of printed media by the printe

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-42 PN: 9001160 (C)Allows the selection of large (10cm) or small (4cm) media width. These a

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-43 PN: 9001160 (C)RFID USER MODE (TABLE 4-12)MENU DESCRIPTIONShowing the total accumulate

Unit 1: IntroductionS8400 Series Operator Manual1-3 PN: 9001160 (C)GENERAL DESCRIPTIONThe S8400 series print engines are specifically designed for us

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-44 PN: 9001160 (C)Printing a slash on a tag when an RFID tag error occurred.YES: Prints a

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-45 PN: 9001160 (C)Allows the initialization of calibration. Ensure the printer is loaded w

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-46 PN: 9001160 (C)Used to enable or disable the Shift Code menu parameters. The YES option

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-47 PN: 9001160 (C)This menu screen appears when all of the data has been received and the

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-48 PN: 9001160 (C)TEST PRINT MODE (TABLE 4-19)MENU DESCRIPTIONIs the initial screen of the

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-49 PN: 9001160 (C)CF (COMPACT FLASH) CARD MODE (TABLE 4-21)MENU DESCRIPTIONIs the premiere

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-50 PN: 9001160 (C)Emulation mode selectAUTO or MANUAL. Default value is AUTO. ←, → Select

Unit 4: Printer ConfigurationS8400 Series Operator Manual4-51 PN: 9001160 (C)Size Mode CMD/AUTO/LCD. Default value is AUTO.←, → Select CMD, AUTO or

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Unit 5: TroubleshootingS8400 Series Operator Manual5-1 PN: 9001160 (C)TROUBLESHOOTING• Error Signal Troubleshooting• Warning Signal Troubleshooting•