Ricoh MP 7503SP Field Service Manual page 1317

• Cycle the main power switch off/on.
• If the problem persists, inspect the harnesses, connectors between BICU
• Replace IOB.
• Replace BICU.
SC664-12 VODKA 2 SRAM write error (write result abnormal)
When the machine was turned, on or recovered from the Energy Save mode,
there was an error detected in the connection signal between VODKA 2
(resides on IOB) and SRAM.
• IOB, BICU harness, connectors loose, broken, defective.
• IOB defective
• BICU defective
• Cycle the main power switch off/on.
• If the problem persists, inspect the harnesses, connectors between BICU
• Replace IOB.
• Replace BICU.
SC664-13 VODKA 2 program start error
When the machine was turned on, or recovered from the Energy Save mode,
there was an error detected in the connection signal between VODKA 2
(resides on IOB) and SRAM.
• IOB, BICU harness, connectors loose, broken, defective.
• IOB defective
• BICU defective
• Cycle the main power switch off/on.
• If the problem persists, inspect the harnesses, connectors between BICU
• Replace IOB.
• Replace BICU.
SC664-21 VODKA 3 SRAM access permission error (no write permission)
and IOB, and replace if damaged.
and IOB, and replace if damaged.
and IOB, and replace if damaged.
SC600: Data Communication
1315