Sanyo MDF-U53V Service Manual page 23

Ultra-low temperature freezer
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F08:
<Purpose> To calibrate temperature of cascade sensor
<Operation> Input service code in F06 prior to use this mode.
F12:
<Purpose> To display the temperature of temp. sensor
<Operation> Input service code in F06 prior to use this mode.
F13:
<Purpose> To display the temperature of cascade sensor
<Operation> Input service code in F06 prior to use this mode.
F14:
<Purpose> To display the temperature of filter sensor
<Operation> Input service code in F06 prior to use this mode.
F15:
<Purpose> To display the temperature of AT sensor
<Operation> Input service code in F06 prior to use this mode.
F16:
<Purpose> Simply passing through if entered by mistake.
<Operation> Press SET key in "F16" displayed to revert to PV display.
F17:
<Purpose> Non-volatile memory initialization, model code change
<Operation> Service code should be input in F06 prior to use this mode.
F18:
<Purpose> To turn capillary heater forcibly on (or off)
<Operation> Service code should be input in F06 prior to use this mode.
F21:
<Purpose> Serial communication ID setting
<Operation> Input F21 and press SET key to display "000" (initial).
F22:
<Purpose> Serial communication mode setting
<Operation> input F22 and press SET key to display "000" (initial value)
Change to the desired value in the range "-4.9"~"04.9" with
and
key.
Press SET key to store the value and revert to PV display.
Input F08 and press SET key to display "00.0" (initial value).
Change to the desire value in the range "-9.9"~"09.9" with
and
key.
Press SET key to store the value and revert to PV display.
Input F12 and press SET key to display alternately F12 and "XX.X"
(present internal temperature). Press SET key to revert to PV
display. 3 digits indication. Minus "-" is not indicated.
Ex) "-85.5 "
indicated as "85.5"
Input F13 and press SET key to display alternately F13 and "XX.X"
(present temperature of cascade sensor). Press SET key to revert to
PV display.
Input F14 and press SET key to display alternately F14 and "XX.X"
(present temperature of filter sensor). Press SET key to revert to PV
display.
Input F15 and press SET key to display alternately F15 and "XX.X"
(present temperature of AT sensor). Press SET key to revert to PV
display.
Input F17 and press SET key to display "001". Change the value
with
key and
key. Press SET key to store and revert to PV
display.
Model code '007': MDF-U53V/U53VC
Input F18 and Press SET key to display "000" (initial).
Change to desire value "000" or "001" with
Press SET key to store the value and revert to PV display.
000: Capillary heater is turned on to off, or turned off to on
001: Capillary heater is forcibly turned off
Change the value in the range "001"~"255" with
Change the value with
20
key and
key and
key.
key
key
key.
key and
key.

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