JRC JCY-1800 - Page 106

5. Instruction
JCY-1800/1850 VDR/S-VDR Installation Guide
96
DOC No. 7ZPJD0387C
3. In case of blackout:
1) The ALARM BUZZER sounds in case a power failure happens.
2) Both the POWER LED and ALARM LED blink.
3) The ERROR CODE LEDs blink indicating “10__”.
4) Press the ALARM ACK SWITCH to stop the buzzer. However, during the blackout, unless the ALARM ACK
SWITCH is turned on within 2 minutes, the ALARM BUZZER stops automatically.
5) At the time of power failure, only the voice from the Microphone Unit is recorded. The other data are not
recorded.
6) If the power failure lasts for 2 hours, the Power Supply Unit in the Recording Control Unit automatically cuts
off the power output.
7) If the detected power failure is false, follow the procedure described in 3.3: Trouble Shooting.
8) If the blackout is restored in less than 2 hours, the Recording Control Unit returns to normal operation
automatically.
4. To adjust the brightness of LEDs:
1) Press the DIMMER SWITCH to adjust the brightness of the LEDs.
2) Press the switch again then the LEDs become darker. The brightness changes cyclically.
3) Even at the darkest brightness, the LED is still on.
5. To check the version of the software
1) Press the ENTER SWITCH on the Operation Panel Unit.
2) The operation mode is changed to the software version display mode.
3) The ERROR code LEDs show the software version number.
4) When the software version is shown, the ALARM DETAIL LED is blinking.
5) The information displayed on LED is changed by UP and DOWN switch as following sequence.
ENTERN SYSTEM Version 0xxx
▼
MCB maintenance number 1xxx
▼
ARB maintenance number 3xxx
▼
FGB maintenance number 2xxx
▼
RMB maintenance number 5xxx
▼
OPB maintenance number 4xxx
6) When the ENTER switch is pressed at this stage, the operation mode is returned to the normal mode.
7) Even when the ENTER SWITCH is not pressed, the operation mode is returned to the Normal mode in five
minutes.