Sony HDV HVR-1500 Service Manual page 62

Main code 91 : Abnormality of communication system or interface system
Main Sub Detected contents
code code
91 125 Communication error between system control and keyboard (detected by SY).
130 System control detected abnormality of ROM.
131 System control detected abnormality of external memory.
132 System control detected abnormality of internal memory.
133 System control detected abnormality of common memory for SERVO.
134 System control detected abnormality of common memory for SPCON.
139 System control detected abnormality of EEPROM (IC8 on the DR-428BG board).
13A Detected abnormality in NVRAM.
13B Detected abnormality in Resetable Hour Meter.
13C Detected abnormality in Volume adjustment data area.
13F Communication error to MIC.
145 Communication error between system control and servo.
165 Communication error between system control and MONTA.
175 Communication error between system control and SPCON.
195 Communication error between system control and the SW microprocessor.
1A5 Communication error between system control and external keyboard.
1D5 Communication error between system control and the DV microprocessor.
1E5 Communication error between system control and the SDI-94 board.
1F5 Communication error between system control and AVANT.
215 Communication error between system control and keyboard (detected by KY).
225 LCD driver writing error
239 EEPROM (KY-616 board, IC300) access error
430 Servo main detect abnormality of ROM.
431 Servo detected abnormality of external memory.
439 Detected abnormality in the servo adjustment data area.
43B Detected abnormality in Unresetable Hours Meter.
455 Communication error between servo main and servo sub microprocessors.
463 Communication error between servo main and MONTA.
539 Detected abnormality in the EQ data area.
603 Communication error between MONTA and Villenuve.
605 Villenuve initialization error
613 Communication error between MONTA and system control.
643 Communication error between MONTA and servo main.
680 Access error of MONTA to Torino-Flash.
689 Torino-Flash initialization error
693 Communication error between MONTA and Rota-cont.
695 Rota-cont initialization error
6A5 Torino initialization error
6B5 Estoril initialization error
6C5 Dia initialization error
6F5 SAVER initialization error
730 SPCON detected abnormality of ROM.
731 SPCON detected abnormality of external RAM (IC503 on the SSS-12 board).
732 SPCON detected abnormality of internal RAM.
733 SPCON detected abnormality of the communication IC (IC503 on the SSS-12 board) with SY.
734 SPCON detected communication error (IC401 on the SSS-12 board) with SV.
3-12
HVR-1500