Service manual

3: Operating the Projector
CHRISTIE INC. CHRISTIE INC. - - 35/70 Service/PM Manual
July, 1997
ENTRY:
<CMD-H>, <9>
CODE:
H9
INPUT: 1.Enter a 6 from the keypad to select 60-Hz operation.
2.Enter a 5 from the keypad to select 50-Hz operation.
ACTION
S:
The synchronization frequency is reset accordingly.
STATUS:
Unchanged.
HA: The INTERLOCK Command [OP]
This command puts the projector into interlock mode. Interlock mode allows the projector to be interlocked via BI-
PHASE to an external motion source or MASTER projector. Commanding the projector into INTERLOCK mode before a
READY causes the projectors shutter to lock into a position 180 degrees out of phase. This mode is useful for applications
that require shutter phasing for 3-D films.
To prevent film damage, enter this command only when the external motion source is
idle.
ENTRY:
<INTERLOCK>
CODE:
HA
ACTION
S:
The projector is set to interlock mode.
STATUS:
Unchanged.
HB: The DISPLAY ERROR Command [DX]
This diagnostic command triggers a “Cause of Fault” message over the RS-232 interface. The message displays on a
workstation that is connected to the RS-232.
ENTRY:
<CMD-H>, <B>
CODE:
HB
ACTION
S:
Send error message, coded in ASCII, over RS-232.
STATUS:
Unchanged.