Xerox VersaLink B7025 Service Manual page 1132

Block Schematic Diagrams
Refer to the relevant BSD.
Chain 1
• BSD 1.1.Main Power On (1 of 2)
• BSD 1.2 Main Power On (2 of 2)
• BSD 1.3 LVPS Control
• BSD 1.4 DC Power Generation (1 of 2)
• BSD 1.5 DC Power Generation (2 of 2)
• BSD 1.6 IIT DC Power Distribution
• BSD 1.7 Option DC Power Distribution
• BSD 1.8 Power Interlock Switching (1 of 3)
• BSD 1.9 Power Interlock Switching (2 of 3)
• BSD 1.10 Power Interlock Switching (3 of 3)
• BSD 1.11 DC Power Distribution - HCF
Chain 2
• BSD 2.1 Control Panel
Chain 3
• BSD 3.1 PWB Communications (ESS PWB to Drive PWB)
• BSD 3.2 PWB Communications (ESS PWB/Drive PWB to STM)
• BSD 3.3 PWB Communications (ESS PWB/Drive PWB to 1TM/3TM/TTM)
• BSD 3.4 PWB Communications (ESS PWB to UI)
• BSD 3.5 PWB Communications (ESS PWB to DADF)
• BSD 3.6 PWB Communications (ESS PWB/Drive PWB to Finisher)
• BSD 3.7 Accessory
• BSD 3.8 Electric Billing
• BSD 3.9 ESS
• BSD 3.10 ESS Status LED (1 of 5)
• BSD 3.11 ESS Status LED (2 of 5)
• BSD 3.12 ESS Status LED (3 of 5)
• BSD 3.13 ESS Status LED (4 of 5)
• BSD 3.14 ESS Status LED (5 of 5)
• BSD 3.15 PWB Communications (Drive PWB to HCF)
Chain 4
• BSD 4.1 Main Drive Control
• BSD 4.2 Drum Drive Control
Chain 5
• BSD 5.1 DADF Interlock and Document Setting
• BSD 5.2 DADF Document Size Sensing (1 of 2)
• BSD 5.3 DADF Document Size Sensing (2 of 2)
• BSD 5.4 Document Feeding (1 of 2)
• BSD 5.5 Document Feeding (2 of 2)
• BSD 5.6 Document Scan, Invert and Exit Transportation
Wiring Data
Block Schematic Diagrams (BSDs)
• BSD 5.7 Document Path
• BSD 5.8 Document Transmission
Chain 6
• BSD 6.1 Platen Document Sensing
• BSD 6.2 Carriage Control
• BSD 6.3 Document Illumination and Image Input
• BSD 6.4 Laser Control
Chain 7
• BSD 7.1 Tray 1 Paper Size Sensing
• BSD 7.2 Tray 2 Paper Size Sensing (STM)
• BSD 7.3 Tray 2 Paper Size Sensing (1TM)
• BSD 7.4 Tray 2 Paper Size Sensing (3TM)
• BSD 7.5 Tray 3 Paper Size Sensing (3TM)
• BSD 7.6 Tray 4 Paper Size Sensing (3TM)
• BSD 7.7 Tray 1 Paper Stacking
• BSD 7.8 Tray 2 Paper Stacking (STM)
• BSD 7.9 Tray 2 Paper Stacking (1TM)
• BSD 7.10 Tray 2 Paper Stacking (3TM)
• BSD 7.11 Tray 3 Paper Stacking (3TM)
• BSD 7.12 Tray 4 Paper Stacking (3TM)
• BSD 7.13 Bypass Tray Paper Sensing
• BSD 7.14 HCF Paper Size Sensing and Tray Set
• BSD 7.15 HCF Paper Stacking
• BSD 7.16 Tray 2 Paper Size Sensing (TTM)
• BSD 7.17 Tray 3 Paper Size Sensing (TTM)
• BSD 7.18 Tray 4 Paper Size Sensing (TTM)
• BSD 7.19 Tray 2 Paper Stacking (TTM)
• BSD 7.20 Tray 3 Paper Stacking (TTM)
• BSD 7.21 Tray 4 Paper Stacking (TTM)
Chain 8
• BSD 8.1 Tray 1 and Bypass Tray Paper Transportation
• BSD 8.2 Tray Module Paper Transportation (STM)
• BSD 8.3 Tray Module Paper Transportation (1TM)
• BSD 8.4 Tray Module Paper Transportation (3TM)
• BSD 8.5 Registration
• BSD 8.6 Paper Path
• BSD 8.7 HCF Paper Feeding
• BSD 8.8 HCF Paper Transportation
• BSD 8.9 Tray Module Paper Transportation (TTM) (1 of 2)
• BSD 8.10 Tray Module Paper Transportation (TTM) (2 of 2)
Chain 9
• BSD 9.1 Xerographic Life Control
• BSD 9.2 Charging and Exposure
April 2017
7-56 Xerox® VersaLink® B7025/B7030/B7035 Multifunction Printer
Launch Issue