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KX-MB1900RUB-V1/KX-MB1900RUW-V1/KX-MB2000RUB-V1/KX-MB2000RUW-V1/KX-MB2020RUB-V1/KX-MB2020RUW-V1/KX-MB2030RUW-V1
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions -----------------------------------------------6
1.1. For Service Technicians ----------------------------------6
1.2. AC Caution---------------------------------------------------6
1.3. Personal Safety Precautions ----------------------------7
1.2. AC Caution---------------------------------------------------6
1.3. Personal Safety Precautions ----------------------------7
1.3.1. Moving Sections of the Unit-------------------------7
1.3.2. Live Electrical Sections ------------------------------7
1.3.2. Live Electrical Sections ------------------------------7
1.4. Service Precautions ---------------------------------------7
1.4.1. Precautions to Prevent Damage from
Static Electricity ----------------------------------------7
2 Warning --------------------------------------------------------------8
2.1. About Lead Free Solder (PbF: Pb free) --------------8
2.1.1. Suggested PbF Solder -------------------------------8
2.2. Discarding of P. C. Board --------------------------------9
2.3. Insulation Resistance Test -------------------------------9
2.4. Battery Caution ---------------------------------------------9
2.5. Laser Beam And Fuser Unit Section ------------------9
2.6. Note for Repairing---------------------------------------- 10
2.3. Insulation Resistance Test -------------------------------9
2.4. Battery Caution ---------------------------------------------9
2.5. Laser Beam And Fuser Unit Section ------------------9
2.6. Note for Repairing---------------------------------------- 10
3 Specifications ---------------------------------------------------- 11
4 General/Introduction ------------------------------------------- 12
4 General/Introduction ------------------------------------------- 12
4.1. Optional Accessories------------------------------------ 12
4.2. Translation Lists ------------------------------------------ 12
4.2. Translation Lists ------------------------------------------ 12
4.2.1. Help Function----------------------------------------- 12
4.2.2. Error Message (Report)---------------------------- 12
4.2.3. Error Message (Display)--------------------------- 13
4.2.2. Error Message (Report)---------------------------- 12
4.2.3. Error Message (Display)--------------------------- 13
5 Features ------------------------------------------------------------ 14
5.1. General Features----------------------------------------- 14
5.2. Hardware Requirements for Multi-Function
5.2. Hardware Requirements for Multi-Function
Software ---------------------------------------------------- 14
6 Technical Descriptions---------------------------------------- 15
6.1. Connection Diagram------------------------------------- 15
6.2. General Block Diagram--------------------------------- 16
6.3. Main Board Section-------------------------------------- 18
6.2. General Block Diagram--------------------------------- 16
6.3. Main Board Section-------------------------------------- 18
6.3.1. Data Flow---------------------------------------------- 18
6.3.2. RTC Backup Circuit--------------------------------- 27
6.3.3. Modem Circuit Operation (KX-MB2020/
6.3.2. RTC Backup Circuit--------------------------------- 27
6.3.3. Modem Circuit Operation (KX-MB2020/
2030 ONLY)------------------------------------------- 28
6.3.4. TEL Line Section (KX-MB2020/2030
ONLY) -------------------------------------------------- 29
6.4. NCU Section (KX-MB2020/2030 ONLY) ----------- 31
6.4.1. General ------------------------------------------------ 31
6.4.2. EXT. TEL. Line Relay (RLY100)----------------- 31
6.4.3. Bell Detection Circuit------------------------------- 31
6.4.4. Pulse Dial Circuit------------------------------------ 31
6.4.5. Line Amplifier and Side Tone Circuit ----------- 31
6.4.6. Calling Line Identification Circuit (FSK) ------- 32
6.4.7. Remote FAX Activation Circuit ------------------ 32
6.4.8. TAM Interface Circuit------------------------------- 32
6.4.2. EXT. TEL. Line Relay (RLY100)----------------- 31
6.4.3. Bell Detection Circuit------------------------------- 31
6.4.4. Pulse Dial Circuit------------------------------------ 31
6.4.5. Line Amplifier and Side Tone Circuit ----------- 31
6.4.6. Calling Line Identification Circuit (FSK) ------- 32
6.4.7. Remote FAX Activation Circuit ------------------ 32
6.4.8. TAM Interface Circuit------------------------------- 32
6.5. ITS (Integrated telephone System) and
Monitor Section (KX-MB2020/2030 ONLY) ------- 33
6.5.1. General ------------------------------------------------ 33
6.6. CIS Control Section ------------------------------------- 34
6.7. Motor Drive Section ------------------------------------- 35
6.7. Motor Drive Section ------------------------------------- 35
6.7.1. Engine Motor Control Circuit --------------------- 35
6.7.2. Scanner Motor Drive Circuit---------------------- 37
6.7.2. Scanner Motor Drive Circuit---------------------- 37
6.8. Timing chart and wave form of scanner
motors ------------------------------------------------------ 40
6.8.1. Normal 1-2 phase excitation (half step) ------- 40
6.8.2. Flat torque 1-2 phase excitation (half step) -- 41
6.8.3. W1-2 phase excitation (Quarter step) --------- 42
6.8.4. Drive mode of FB and ADF motor -------------- 43
6.8.2. Flat torque 1-2 phase excitation (half step) -- 41
6.8.3. W1-2 phase excitation (Quarter step) --------- 42
6.8.4. Drive mode of FB and ADF motor -------------- 43
6.9. FAN Motor Section -------------------------------------- 44
6.9.1. General ------------------------------------------------ 44
6.9.2. Circuit Diagram of FAN ---------------------------- 44
6.9.3. Fan Control ------------------------------------------- 44
6.9.4. Control table------------------------------------------ 45
6.9.5. Waveform --------------------------------------------- 46
6.9.2. Circuit Diagram of FAN ---------------------------- 44
6.9.3. Fan Control ------------------------------------------- 44
6.9.4. Control table------------------------------------------ 45
6.9.5. Waveform --------------------------------------------- 46
6.10. Solenoid Driver Section -------------------------------- 47
6.11. LSU (Laser Scanning Unit) Section----------------- 48
6.12. Sensors and Switches Section----------------------- 50
6.12.1. Drum Detection ------------------------------------- 51
6.12.2. Pickup Sensor --------------------------------------- 51
6.12.3. Exit Sensor ------------------------------------------- 52
6.12.4. Read Position Sensor------------------------------ 52
6.12.5. Registration & Manual Paper Sensor (KX-
6.12.2. Pickup Sensor --------------------------------------- 51
6.12.3. Exit Sensor ------------------------------------------- 52
6.12.4. Read Position Sensor------------------------------ 52
6.12.5. Registration & Manual Paper Sensor (KX-
MB2030 ONLY)-------------------------------------- 53
6.12.6. Print Timing Sensor -------------------------------- 53
6.12.7. Document Sensor (KX-MB2030 ONLY)------- 54
6.12.8. Top Cover Sensor----------------------------------- 54
6.12.7. Document Sensor (KX-MB2030 ONLY)------- 54
6.12.8. Top Cover Sensor----------------------------------- 54
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