Xerox WorkCentre Pro 423 - Page 176

WorkCentre Pro 423/428 2-144 CHAPTER 2 TROUBLESHOOTING
03/02 How to use the Diagnostic C/E Mode
Individual Diagnostics Chain Function Code List
Chain Function Item Content
53 1 G/A MSBC Register Read/Write Test MAIN-SYS
53 2 DRAM(LM) Add/Data Bus Check MAIN-SYS
53 3 DRAM(WN) Add/Data Bus Check MAIN-SYS
53 4 DRAM(OM) Add/Data Bus Check OM
53 5 DRAM(LM) March Pattern Test MAIN-SYS
53 6 DRAM(WN) March Pattern Test MAIN-SYS
53 7 DRAM(OM) March Pattern Test OM
53 8 OP-MOT Loop Back Test OP-MOT
53 20 BP-F Register Read Test BP-F
53 21 BP-F Register Read/Write Test BP-F
53 22 BP-F DRAM Address/Data Bus Test BP-F
53 23 BP-F March Pattern Test BP-F
53 24 BP-F CODEC DMA Test BP-F
53 25 BP-F CODEC CODEC Test BP-F
53 26 BP-F CODEC EXPRED Test BP-F
53 27 BP-F CODEC CLIPPER Test BP-F
53 40 ROM MEMORY/RTC
53 42 EEPROM MEMORY/RTC
53 43 SRAM Add/Data Bus Check MEMORY/RTC
53 44 SRAM March Pattern Test MEMORY/RTC
53 45 RTC MEMORY/RTC
53 80 All Logical Block Address Read/Write Check
(Nondestructive)
HDIF/HDD
53 81
All Logical Block Address Read/Write Check
(Nondestructive)
HDIF/HDD
53 82 HDD formatting (512byte/block) HDIF/HDD
53 83 HDD Internal Diag. HDIF/HDD
53 84 HDD status check HDIF/HDD
53 100 DRAM G3M0
53 101 DPRAM G3M0
53 102 ROM G3M0
53 103 DPMC G3M0
Chain Function Item Content
53 104 CODEC,RCNV,Image RAM G3M0
53 105 MODEM Register,RAM Check G3M0
53 106 MODEM Loop Back Test G3M0
53 107 EEPROM G3M0
53 110 G3M0/ICM Loop Back Test G3M0/ICM
53 111 G3M0/ICM Loop Back Test G3M0/ICM
53 152 DPRAM G4M0
53 153 CODEC,RCNV,Image RAM G4M0
53 154 Internal Loop Back G4M0
53 155 DPMC G4M0
53 161 G4 Loop Back G4M0
53 200 Panel self-diagnosis PANEL
53 210 MCPP,LCTC Register Read/Write Test PANEL
53 211 ROM PANEL
53 212 DRAM Add/Data Bus Check PANEL
53 213 DRAM March Pattern Test PANEL
53 214 VRAM(SRAM) PANEL
53 215 LED Test PANEL
53 216 Touch/LCD Test PANEL
53 217 Key Test PANEL
53 218 MAG. Card Read Test PANEL
53 250 ROM ICM
53 251 SRAM ICM
53 252 DPRAM ICM
53 253
ST Transceiver
ICM
53 260 Digital signal pattern reception (Channel D) ICM
53 261 Digital signal pattern reception (Channel B1) ICM
53 262 Digital signal pattern reception (Channel B2) ICM
153 100 DRAM G3M1
153 101 DPRMA G3M1
153 102 ROM G3M1
153 103 DPMC G3M1
153 104 CODEC,RCNV,Image RAM G3M1