Casio QV-780 Service Manual & Parts List page 29

Problem
Display failure when 1. Noise when strobe flashes.
using flash
Cannot switch 1. Slide switch is broken or incorrectly
between REC and
PLAY
Incorrect time. 1. Bad connection between DA assem-
2. Incorrect time data.
3. Lithium battery is dead.
4. Bad DA assembly.
Battery consump- 1. Refer to P8, 29, 30, 31, and 112 of
tion is early.
2. Current consumption is high.
3. Kept battery in the camera for a long
When switching 1. Bad connection between DA assem-
from PLAY to REC
LCD display turns
blue and keys do
not work. (Cannot
turn power off.)
Display failure. 1. Bad connection between DS assem-
(Flash not in use)
2. EEPROM data error.
3. Camera unit is broken.
Cause
assembled.
bly and camera unit.
Instruction Manual.
periods of time.
bly and camera unit, or camera unit is
broken.
bly and camera unit.
— 27 —
Solution
1. Refer to "Strobe operation check"
1. Replace switch or reassemble.
1. Reconnect connector.
2. Refer to "Reset time". Set time.
3. Replace lithium battery.
4. Refer to "Clock oscillator frequency
check"
1. Battery life differs depending on manu-
facturers, types, temperatures, and
storage periods. The figures in the
Instruction Manual are approxima-
tions and are not guaranteed.
2. Refer to "Current consumption check"
3. Take the batteries out when not using
the camera for a long periods of time.
(Even when the power is turned off
minute currency (0.xx mA) is con-
sumed.)
1. Reconnect the connector, or replace
L case assy or CL unit or CAM case
unit.
1. Reconnect connectors.
2. Execute "Loading color parameters"
3. Replace L case assy or CL unit or
CAM case unit.