SOUTH
ET
‐
02/05
ELECTRONIC
THEODOLITE
SERVICE
MANUAL
14
SOUTH
SURVEY
&
MAPPING
INSTRUMENT
CO.,
LTD.
14
battery voltage lower than 5.5V, refer to the standard work voltage
battery 5.5~~7.5V
check whether the solder joint is broken witch connect the wire and the
right cover, also check whether the solder joint is strong enough.
no display after start up driver circuit damage
or start up failure check whether the wire connecting the display and LCD is shed.
mainboard
mainboard
: display program(CPU) error(renew program or replace main board)
The Axis Blocked
axis sheath part (ash or sand invaded)
Vertical axis blocked axis system part (rust, mold, tilt)
fix cover gap difference and scrape the disk
Adjusting steps:
Do not rotate the alidade forcibly when you find the vertical axis tweak tightly, if not, the consequence will turn
out to be worse
1. Remove the vertical axis unit according to the step 13 of the
theodolite disassembly procedure.
2. Clean the axis shaft and axis sheath with cotton.
