Casio QV-770 Service Manual page 13

(1) Transaction
9. IR TEST SLAVE Used for IrDA test together
display with IR TEST MASTER. This
test sets the camera in
standby mode to receive
data. When the unit receives
data, it sends back the data
with 115Kbps transfer
speed.
Used for IrDA test together
10. SEND ENQ
with RECEIVE ENQ TEST.
TEST display
This test continuously sends
ENQ (OXø5) signal with
10ms intervals (115Kbps)
Used for IrDA test together
11. RECEIVE ENQ
with SEND ENQ TEST. In
TEST display
this mode, the unit becomes
receive standby status.
When the unit receives a
data, it discriminates if the
data is ENQ signal. OK
counter counts up when the
unit receives 10 ENQ sig-
nals and NG counter counts
up when the unit receives
other signals than ENQ.
(2) Display
FACTORY TEST
SLAVE
ACTIVE
IRDA SELECT MENU
SEND
OK NG
00000 00000
(3) Check
This mode is disabled when
The unit does not show any
change on the display since the unit is turned off.
this is subsidiary mode for
IR TEST MASTER.
The data transfer result is
shown on the reception unit.
This mode is disabled when
the unit is turned off.
Discriminate the receiving This mode is disabled when
operation by counting OK the unit is turned off.
or NG counts.
(4) Supplement