Sony XVS-7000 Users Guide - Page 71

MKS-X2700/X7700 System Interface Unit Front view MKS-X2700 a POWER A, B switch and status indicators MKS-X7700 a POWER A, B switch and status indicators b Front panel LED a POWER A, B switch and status indicators Turn the POWER switch on/off to power the unit on/off. The unit is turned on when the POWER switch is in the "?" position, and turned off when in the "a" position. The status indicators light green when the unit is powered on. The unit can continue to operate normally when only one power supply is operating. Errors and corrective measures displayed depending on the status indicator The status indicators indicate when the power is turned on and when an error is detected during operation. Indicator color Green Red State Error description Lit Operating normally Lit Power supply internal fan failure or +12 V output failure Solution - Replace the fan unit or the power supply unit. Indicator color - State Error description Off Power supply failure Solution Replace the power supply unit. Notes • If a status indicator is not lit when the POWER switch is turned on, there may be a problem with the power supply wiring. Turn the POWER switch off and contact your Sony service representative. • If a status indicator momentarily is lit red when the power supply is turned on, a tone may be emitted, but this does not indicate a fault. • You should always turn on both the POWER A and B switches. b Front panel LED (MKS-X7700 only) Lit blue when the POWER switch is turned on and the unit is booting. 71