Automatic Diagnostic - Xerox WorkCentre Pro 423 Service Manual

WorkCentre Pro 423/428

2.4.9.10 Automatic Diagnostic

Chain Function
53 1 G/A MSBC Register Read/Write Check
53 2 DRAM(LM) Address/Data Bus Check
53 3 DRAM(WM) Address/Data Bus Check
53 4 DRAM(OM) Address/Data Bus Check
53 5 DRAM(LM) March Pattern Test
53 6 DRAM(WM) March Pattern Test
53 7 DRAM(OM) March Pattern Test
53 8 OP-MOTO Address/Data Bus Loop Back Test
53 20 BP-F Register Read Test
53 21 BP-F Register Read/Write Test
53 22 BP-F DRAM Address/Data Bus Test
53 23 BP-F DRAM Pattern Read/Write Test
53 24 BP-F DMA Test
53 25 BP-F CODEC Test
53 26 BP-F EXPRED Test
53 27 BP-F CLIPPER Test
53 40 EPROM
53 42 EEPROM
53 43 SRAM Address/Data Bus Check
53 44 SRAM March Pattern Test
53 45 RTC
53 84 HDD status check
53 100 DRAM/SRAM
53 101 DP-RAM
53 102 ROM
53 103 G/A DPMC1
53 104 CODEC & G/A RCNV
53 105 MODEM Register, AM Check
53 106 MODEM Loop Back Test
53 107 EEPROM
53 110 Loop Back (ISDN ch0)
53 111 Loop Back (ISDN ch1)
Description Object PWB
MAIN-SYS
MAIN-SYS
MAIN-SYS
OM
MAIN-SYS
MAIN-SYS
OM
OP-MOT
BP-F
BP-F
BP-F
BP-F
BP-F
BP-F
BP-F
BP-F
MMB
MMB
MMB
MMB
MMB
HDIF/HDD
G3M0
G3M0
G3M0
G3M0
G3M0
G3M0
G3M0
G3M0
G3M0/ICM
G3M0/ICM
2-178
03/02
Chain Function
53 152 DPRAM
53 153 CODEC
53 155 G/A
53 161 G4 Loop Back
53 200 Panel Diagnostic
53 210 MCPP, LCTC Register R/W Check
53 211 ROM
53 212 DRAM Address/Data Bus Check
53 213 DRAM Match Pattern Test
53 214 VRAM(SRAM)
53 215 LED Test
53 216 Tonch & LCD Test
53 217 Key Test
53 250 ROM
53 251 SRAM
53 252 DPRAM
53 253 ST Transceiver
53 260 Receive a Digital Signal Pattern (Channel D)
53 261 Receive a Digital Signal Pattern (Channel B1)
53 262 Receive a Digital Signal Pattern (Channel B2)
153 100 DRAM
153 101 DP-RAM
153 102 ROM
153 103 G/A DPMC1
153 104 CODEC & G/A RCNV
153 105 MODEM Register, RAM Check
153 106 MODEM Loop Back Test
153 107 EEPROM
153 110 Loop Back(ISDN ch0)
153 111 Loop Back(ISDN ch1)
153 150 ROM
153 151 SRAM
153 152 DPRAM
CHAPTER 2 TROUBLESHOOTING
How to use the Diagnostic C/E Mode
Description Object PWB
G4M0
G4M0
G4M0
G4M0/ICM
PANEL
PANEL
PANEL
PANEL
PANEL
PANEL
PANEL
PANEL
PANEL
ICM
ICM
ICM
ICM
ICM
ICM
ICM
G3M1
G3M1
G3M1
G3M1
G3M1
G3M1
G3M1
G3M1
G3M1/ICM
G3M1/ICM
G4M1
G4M1
G4M1