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Lake Extra provides temperature control for gas, oil, electric and heat pumps for up to 3 heat 2 cool systems. Above all you can remotely monitor and control the heating and cooling system in your...
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FEATURES · Large, clear display with backlight shows temperature, set temperature and humidity. · Menu-driven programming make setup effortless. · Beautiful ergonomic design is smart and sophisticated to match your customer lifestyle. · Capacitance touchscreen interaction. · Connect to the Internet to monitor and control your heating/cooling system ·...
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SPECIFICATIONS Temperature Setting Range Heating: 40° F to 90° F (4° C to 32° C). Cooling: 50° F to 99° F (10° C to 37° C). Operating Ambient Temperature: 32° F to 122° F (0° C to 50° C). Shipping Temperature: -4°...
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0% to 99%. Clock Accuracy: +/- 2 minute per month. Cool Indication: Show "Cool On" on the screen when Cool is activated. Heat Indication: Show "Heat On" on the screen when Heat is activated. Auxiliary Heat Indication: Show "Aux On" on the screen when Auxiliary Heat is activated.
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INSTALLATION When Installing this Product... 1. Read these instructions carefully. Failure to follow the instructions can damage the product or cause a hazardous condition. 2. Check the ratings given in the instructions to make sure the product is suitable for your application.
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---Unheated or uncooled areas such as an outside wall behind the thermostat. Mounting Means: Mounts directly on the wall in the living space using mounting screws and anchors provided. Dimensions: Lake Extra dimensions: see Fig. 1. Lake Extra back case: see Fig. 2. Lake Extra cover plate: see Fig. 3.
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Fig. 1. Lake Extra dimensions in inches. ( mm ).
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Fig. 2. Lake Extra back case dimensions in inches. ( mm ).
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Fig. 3. Lake Extra cover plate dimensions in inches. ( mm ).
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Installing Wall plate CAUTION Electrical hazard can cause electrical shock or equipment damage. Disconnect power before wiring. The thermostat can be mounted horizontally on the wall. 1. Position and level the wall plate (for appearance only). 2. Use a pencil to mark the mounting holes. 3.
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WIRING All wiring must comply with local electrical codes and ordinances. 1. See Table 1 and Fig.6 for terminal designation descriptions. Insert wires in the terminal block under the loosened screw. See Fig.7. 2. Securely tighten each screw. 3. Push excess wire back into the hole. 4.
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Table 1. Terminal Designation Descriptions. Terminal Designation Description Power for cooling--connect to secondary side of cooling system RC (see Note 1) transformer Power for heating--connect to secondary side of heating system R (see Note 1) transformer C (see Note 2) Common wire from secondary side of cooling system transformer Compressor contactor Fan relay...
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NOTES: 1. When used in a single-transformer system, leave metal jumper wire in place between RC and R. If used on a two-transformer system, remove metal jumper wire between RC and R. 2. Common wire is optional when thermostat is used with batteries. 3.
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Fig.7. Inserting wires in terminal block. IMPORTANT: Use 18 gauge thermostat wire.
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 8. Typical hookup of conventional single-stage heat and cool system with single Transformer (1H/1C conventional).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 9. Typical hookup of conventional single-stage heat and cool system with two transformers (1H/1C conventional).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 10. Typical hookup of heat-only system (1 H conventional).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 11. Typical hookup of heat only system with fan (1H conventional).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 12. Typical hookup of heat only power to open and power to close zone valve System.
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 13. Typical hookup of heat only system with normally open zone valves.
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 14. Typical hookup of cool only system (1C conventional).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 15. Typical hookup of conventional multistage two-stage heating and two-stage cooling in a single-transformer system (2H/2C, 2H/1C or 1H/2C conventional).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. Fig. 16. Typical hookup of conventional multistage two-stage heating and two-stage cooling in a two-transformer system (2H/2C, 2H/1C or1H/2C conventional).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. 3. "O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B" IN THE INSTALLER SETUP. Fig. 17. Typical hookup of single-stage heat pump with no auxiliary/backup heat (1H/1C heat pump).
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. 3. MUST CONNECT THE 24VAC COMMON WHEN USING L. THE TERMINAL IS SHOWN AS EQUIPMENT MONITOR. 4. "O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B" IN THE INSTALLER SETUP. Fig.
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. 3. MUST CONNECT THE 24VAC COMMON WHEN USING L. THE TERMINAL IS SHOWN AS EQUIPMENT MONITOR. 4."O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B" IN THE INSTALLER SETUP. Fig.
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1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2. FACTORY INSTALLED JUMPER. 3. MUST CONNECT THE 24VAC COMMON WHEN USING L. THE TERMINAL IS SHOWN AS EQUIPMENT MONITOR. 4. "O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B" IN THE INSTALLER SETUP. Fig.
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POWER THE THERMOSTAT Wiring 24VAC Common · Single-Transformer System: Connect the common side of the transformer to the C screw terminal of the thermostat wall plate. Leave the metal jumper wire in place between RC and R. · Two-Transformer System: Connect the common side of the cooling transformer to the C screw terminal of the thermostat wall plate.
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INSTALLER SETUP Follow these steps to enter the Installer Setup: 1. See Fig. 22-1. Press and release Key. System mode will blink, Fig.22-1 then Press and hold the key for approximately 5 seconds until the screen change. Menu number display at bottom right corner.
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3.Press key to exit and confirm 2. Press key to cutover submenu, and press key enter the installer setup, or press exit without saving changes. submenu. Under submenu Use to set parameters. See Fig.22-3. Fig.22-3. Note: See Tables 2 for the Installer Setup Numbers and Settings.
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Table 2.installer Setup Menu. Number Name Settings Notes 0140 See MAC and firmware version version 0150 Date and time Set calendar date and time Schedule 0-non-programmable The schedule setting 0160 Options 1-7 day programmable will default if changed...
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Number Name Settings Notes 1-1heat/1cool conventional (default setting) 2-single-stage heat pump (no auxiliary heat) 3-Heat only conventional (no fan) Available options and 4-heat only conventional (with fan) defaults vary 5-heat only (power to open and close zone thermostat. System valves or normally-open zone valves) System Type selection automatically 0170...
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Number Name Settings Notes Only shown 0-gas or oil furnace equipment controls fan in conventional system is Fan Control in heating (factory setting) 0180 selected. If heat pump Heating 1-electric furnace thermostat controls fan in is chosen, fan defaults heating to electric.
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Number Name Settings Notes 40 ℉ - 62 ℉ : leave mode heating, the Leave mode range of setting temperature ( 1 ℉ difference) heating 0220 4 ℃ - 16 ℃: leave mode heating, the range setting of setting temperature(0.5 ℃ difference) temperature 76 ℉...
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Number Name Settings Notes 2 - 2° F (1.5° C) 3 - 3° F (2° C) 4 - 4° F (2.5° C) Shown only if 0300 is 0310 Dead band 5 - 5° F (3° C) 6 - 6° F (3.5° C) 7 - 7° F (4° C) selected.
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Number Name Settings Notes Fahrenheit value is 2 3stage 0350 1 F - 3 F(default 2F) times centigrade hysteresis value 0 - furnace filter reminder off Furnace 1 - 10 run time days 2 - 30 run time days Run time based on call 0500 Change 3 - 60 run time days...
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Number Name Settings Notes 2 - two periods available (Wake and Sleep) Only shown if schedule Number 0540 4 - four periods available (Wake, Leave, is enable. Schedule will Periods Return and Sleep) default if changed Minimum 5 - five-minute compressor off-time setting 0580 Compressor (factory setting)
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Number Name Settings Notes 12 - 12 hour clock (factory setting) 0640 Clock Format 24 - 24 hour clock 0 - No extended fan operation after call for Extended Fan heat ends. Not shown in Cool Only 0650 On Time Heat 90 - Fan operation is extended 90 seconds Systems after call for heat ends.
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Number Name Settings Notes When key Locked only Keypad 0 - unlocked keypad 0670 ability to enter User Lockout 1 - locked keypad Setup to unlock. Temperature -9° F ~ 9° F (° F as temperature format) 0700 Display -4.5° C ~ 4.5° C (° C as temperature format) Offset 0°...
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User Setup Follow these steps to enter the User Setup: Press and hold the key for approximately 3 seconds until the screen change. Menu number display at bottom right corner. Press key to cutover submenu, and press key enter submenu. Under submenu Use to set parameters.
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Table 3. User Setup Settings. Number Description Settings 0140 See MAC and version 0150 Date and time current calendar date and time Display temperature in ° F 0 - ° F setting (factory setting) 0320 or ° C 1 - ° C setting 12 - 12-hour clock(factory setting) 0640 Clock format...
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Number Description Settings 0 - unlocked keypad 0670 Keypad Lockout 1 - locked keypad -3° F ~ 3° F (° F as temperature format) Temperature Display 0700 -1.5° C ~ 1.5° C (° C as temperature format) Offset 0° F (0° C) (factory setting) 0 - No thermostat reset.
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Date/time Setting exit or press to exit without Consult USER SETUP, choose change the date and time. submenu number 0150 enter date and time setting. Press to switch date to time follows order: year, month, day, hour, and minute. Press to adjust the time.
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Setting the fan Press to select fan operation. Press again to select ON or AUTO (toggle to re-select). The selected option blinks. Press to save setting. Your selection, or press to exit without saving changes. ON: Fan is always on. AUTO: Fan runs only when the heating or cooling system is on.
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Selecting system mode Press to display options. Press again to select an option. You may need to press two or three times to make a selection—the selected option blinks. Press to save setting. Your selection, or press to exit without saving changes. Fig.27...
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Possible system modes: HEAT: Controls only the heating system. COOL: Controls only the cooling system. OFF: Heating/cooling systems are off. AUTO: Selects heating or cooling depending on the indoor temperature. EMER (heat pumps with aux. heat): Controls auxiliary/emergency heat. Compressor is locked out. Note: The AUTO and EMER system settings may not appear, depending on how your thermostat was installed.
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Set Temperature Overrides Lake has two temperature override options: Override Until and Permanent Override. Override Until Holds temperature temporarily until the next scheduled period time. Press key to adjust temperature you want, the icon until appears above time, and the time becomes next scheduled period time. Press key to exit and confirm the changes, or press to exit without...
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Permanent override Keep user set-point permanently. Press key once. Screen shows Permanent Hold. Press key to adjust temperature you want. If you want to exit, please press key again.
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Clean Thermostat Screen cleaner to clean the screen. The thermostat has a touch screen interaction. Follow these steps to clean the screen without making thermostat changes: Press and hold the key for approximately 3 seconds until the screen changes. Thermostat locks out all touch keys for 30 seconds to allow for cleaning.
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IMPORTANT: to the Home Screen and normal operation. See Fig.29. Do not spray any type of liquid directly on the thermostat itself. If using household glass cleaner, spray cleaner on cloth. Then use a cloth to clean the thermostat screen. Fig.29.
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Screen Locks In User or Installer Setup, menu 0670 allows you to prevent changes to all of the touchscreen functions. In this case, all keys are locked and not functional, the screen displays a lock icon continuously. Even so, you can though User setup to unlock keys and restore the touchscreen functions.
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Setting filter reminder Press to select the intervals desired interval (in days), then If activated during installation, the filter press to save and exit, or reminder alerts you with flashes press to exit without save. one screen above the time when it is time to replace your filter.
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Note: 1. System setting function 0500 governs the filter interval maximum. 2. The days are counted as fan run time, so anytime the fan is running, the reminder is counting that time against the number of days selected.
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Connecting to your Wi-Fi network To complete this process, you must have a smart phone connected to your home wireless network. Please scan the following code to download “Lake Plus” APP. If you get stuck... At any point in this procedure, restart the thermostat by removing the thermostat from the wall plate, wait a few seconds, and snap it back onto the wall plate.
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1. Please be sure your phone has 3. After login, press top left corner connected WIFI (don’t connect the choose WIFI connection and input the hidden internet), download “Lake Plus”. WIFI password, DON’T press the “connect” and continue next step first. 2.
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5. Now you can press the “connect” on 4. Press the key on thermostat screen till the “ ” flash. app, app will show processing and after seconds it will show successfully. Fig. 36. Fig. 37.
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Note: 1. IF connect WIFI successfully, it will show on the thermostat, otherwise will show 2. Each configuration need to be finished within 5minutes, otherwise the thermostat will quit to configure.
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Leave mode Just need to press the homepage,Lake will switch to leave mode. (You can set the temperature you need under leave mode, see the following programming to set the temperature) If Lake has been under leave mode, Fig. 38. press on homepage to quit the mode and recover the previous status.
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PROGRAMMING Table 4. Schedule Default Program Settings. Set points Schedule Period Time Fan Setting Heat Cool Wake 6:00AM 68° F (20° C) 78° F (26° C) Auto Leave 8:00AM 60° F (16° C) 85° F (29° C) Auto Return 4:00PM 68°...
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Program Heating and Cooling Schedule Your thermostat can control up to four different schedule periods per day: Wake - Period when you awaken and want your home at a comfortable temperature. Leave - Period when you are away from home and want an energy-saving temperature.
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Edit Schedule time. Press to turn to next setting. Press , the screen will change. See Fig. 39 and 40. Then, the temperature will start to blink, press adjust the temperature. Press to turn to next time period. Fig.39. In this case, the time will blink, press to adjust the Fig.40.
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Repeat the above steps until completing the setting of four time periods. Then, Press to turn to next day, until completing the setting of a week. End of Program Setting, You may press key to exit and confirm the program setting, or press to exit without saving changes.
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Copy one-day program After entering a day program you can copy this into another day to save time when creating a weekly program: for example, if you want to copy the program of Monday to Thursday, the methods are as follows: Select the program for Monday, complete the setting of Monday and press , the icon...
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Reset Schedule Your thermostat can reset schedule setup option to default setting. Press and hold key for approximately 3 seconds until the screen change as Fig.41, then release key. Now, the setting of schedule reset to default setting as table 4. Fig.
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TROUBLESHOOTING Symptom Possible Cause Action Thermostat is not being No LCD display Check 24VAC between C and R. powered. upper lower Check temperature set-points. temperature limits were Check Installer Setup Numbers reached. 0600 or 0610, modify as needed. Temperature settings do not change.
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Symptom Possible Cause Action Thermostat minimum Wait up to five minutes for the off-time is activated. system to respond. System selection is not set Set system Selection to correct Heating cooling to Heat or Cool. position. does not come on. Check Installer Setup Number System type Selection is 0170 and make sure correct...
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Symptom Possible Cause Action Check wiring. Thermostat is calling Check Installer Setup Number for Heat (Heat on) or Heating cooling 0170 and make sure correct Cool (Cool on) but no equipment is not operating. system type is chosen. heating or cooling is Verify operation of equipment in running.
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Symptom Possible Cause Action Heat pump puts out Changeover Valve is not Set Changeover Valve (Installer cool air in the heat configured to match the Setup Number 0190) to match mode and warm air in changeover required by the the changeover required by the the cool mode.
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Symptom Possible Cause Action Heating equipment is not a Set System Type (Installer Setup Heating equipment is heat pump but System Type Number 0170) to match the running in the cool (Installer Setup Number installed heating and/or cooling mode. 0170) is set to Heat Pump. equipment.
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Symptom Possible Cause Action Cannot System Type is set to Cool Set System Type (Installer Setup system setting Only or Heat Only or Heat Number 0170) to match the Heat or Cool. Only with Fan. installed equipment. System is not set to Heat Set the system setting to Heat Heat On is not in the and/or temperature is not...
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Symptom Possible Cause Action Wait up to five minutes for the Compressor minimum off Wait is in the display. cooling or heating (heat pump) timer is active. equipment to turn on. Screen Locked Check Installer Setup Number appears The keypad is locked. 0670 to change keypad locked screen and the keys options.
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