KX-MB1536RUB - Panasonic Fax Service Manual (repair manual). Page 2

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2
KX-MB1536RU
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions -----------------------------------------------5
1.1. For Service Technicians ----------------------------------5
1.2. AC Caution---------------------------------------------------5
1.3. Personal Safety Precautions ----------------------------6
1.3.1. Moving Sections of the Unit-------------------------6
1.3.2. Live Electrical Sections ------------------------------6
1.4. Service Precautions ---------------------------------------6
1.4.1. Precautions to Prevent Damage from
Static Electricity ----------------------------------------6
2 Warning --------------------------------------------------------------7
2.1. About Lead Free Solder (PbF: Pb free) --------------7
2.1.1. Suggested PbF Solder -------------------------------7
2.2. Discarding of P. C. Board --------------------------------8
2.3. Insulation Resistance Test -------------------------------8
2.4. Battery Caution ---------------------------------------------8
2.5. Laser Beam and Fuser Unit Section ------------------8
2.6. Note for Repairing------------------------------------------9
3 Specifications ---------------------------------------------------- 10
4 General/Introduction ------------------------------------------- 11
4.1. Optional Accessories------------------------------------ 11
4.2. Translation Lists ------------------------------------------ 11
4.2.1. Error Message (Report)---------------------------- 11
4.2.2. Error Message (Display)--------------------------- 12
5 Features ------------------------------------------------------------ 13
5.1. General Features----------------------------------------- 13
5.2. Hardware Requirements for Multi-Function
Software ---------------------------------------------------- 13
6 Technical Descriptions---------------------------------------- 14
6.1. Connection Diagram------------------------------------- 14
6.2. General Block Diagram --------------------------------- 15
6.3. Main Board Section-------------------------------------- 17
6.3.1. Data Flow---------------------------------------------- 17
6.3.2. RTC Backup Circuit   ------------------------------- 26
6.3.3. Modem Circuit Operation ------------------------- 27
6.3.4. TEL Line Section  ----------------------------------- 28
6.4. NCU Section----------------------------------------------- 30
6.4.1. General ------------------------------------------------ 30
6.4.2. EXT. TEL. Line Relay (RLY100) ----------------- 30
6.4.3. Bell Detection Circuit ------------------------------- 30
6.4.4. Remote FAX Activation Circuit ------------------- 30
6.4.5. TAM Interface Circuit ------------------------------- 30
6.5. Speaker Phone Section -------------------------------- 31
6.5.1. General ------------------------------------------------ 31
6.6. CIS Control Section-------------------------------------- 32
6.7. Motor Drive Section-------------------------------------- 33
6.7.1. Main and FB Motor Drive Circuit ---------------- 33
6.7.2. ADF (Auto Document Feeder) Motor Drive
Circuit--------------------------------------------------- 36
6.7.3. Drive Mode of FB and ADF Motor--------------- 37
6.7.4. Timing Chart and Wave Form of Motors------- 38
6.8. FAN Motor Section--------------------------------------- 42
6.8.1. General ------------------------------------------------ 42
6.8.2. Circuit Diagram of FAN ---------------------------- 42
6.8.3. Speed Control Block -------------------------------- 42
6.8.4. Abnormal Detect and Lock Protect Block ----- 45
6.9. Solenoid Driver Section -------------------------------- 46
6.10. LSU (Laser Scanning Unit) Section ----------------- 47
6.11. Sensors and Switches Section ----------------------- 49
6.11.1. Pick Up & Resist & Manual Paper Sensor --- 50
6.11.2. Print Timing Sensor -------------------------------- 50
6.11.3. Exit Sensor ------------------------------------------- 51
6.11.4. Interlock Switch-------------------------------------- 51
6.11.5. Toner Sensor ----------------------------------------- 52
6.11.6. Document Sensor----------------------------------- 53
6.11.7. Read Position Sensor------------------------------ 54
6.11.8. Drum Life Sensor Circuit -------------------------- 55
6.12. Operation Board Section ------------------------------ 56
6.13. LCD Section----------------------------------------------- 57
6.14. H.V.P.S. (High Voltage Power Supply) Section -- 58
6.14.1. H.V.P.S. Specification for EUK1MNB31HA --- 58
6.14.2. CHG-BIAS (Charge BIAS)/UNIT ---------------- 58
6.14.3. DEV DC BIAS UNIT-------------------------------- 59
6.14.4. DEV AC BIAS UNIT -------------------------------- 59
6.14.5. TRA (-) BIAS (Transfer (-) BIAS)/TRA (+)
BIAS (Transfer (+) BIAS) UNIT------------------ 59
6.15. Heat Lamp Control Circuit ----------------------------- 60
6.16. Power Saving (Sleep) Function ---------------------- 65
6.17. Main Board Power Supply Section ------------------ 66
6.17.1. 3.3V and 1.2V Power Supply Descriptions --- 66
6.17.2. 5V Power Supply Descriptions ------------------ 66
6.17.3. 24V Power Supply Descriptions----------------- 67
6.17.4. Main Unit Power Supply Condition ------------- 67
6.17.5. Main Unit Power Supply Circuit Block
Diagram ----------------------------------------------- 67
6.17.6. Main Unit Power Supply Sequence ------------ 68
6.17.7. Wave Form ------------------------------------------- 68
6.18. Power Supply Board Section ------------------------- 69
6.19. Mechanical Operation ---------------------------------- 70
6.19.1. Printing ------------------------------------------------ 70
7 Location of Controls and Components ----------------- 71
7.1. Overview --------------------------------------------------- 71
7.1.1. Front View -------------------------------------------- 71
7.1.2. Front View(2)----------------------------------------- 71
7.1.3. Rear View --------------------------------------------- 71
7.2. Control Panel --------------------------------------------- 72
8 Installation Instructions -------------------------------------- 73
8.1. Installation ------------------------------------------------- 73
8.1.1. Installation Space ----------------------------------- 73
8.1.2.  Recording Paper ----------------------------------- 74
8.1.3. Documents the Unit Can Send ------------------ 79
8.1.4. Using the Automatic Document Feeder ------- 79
8.1.5. Toner Cartridge -------------------------------------- 82
8.1.6. Required Computer Environment--------------- 85
8.1.7. Installing Multi-Function Station on a
Computer --------------------------------------------- 86
8.2. Connections----------------------------------------------- 87
9 Operating Instructions---------------------------------------- 89
9.1.  Your Logo ------------------------------------------------- 89
9.2. Character Entry ------------------------------------------ 90
9.2.1. To Select Characters Using [] or []-------------- 91
10 Test Mode --------------------------------------------------------- 92
10.1. Test Functions -------------------------------------------- 92
10.1.1. DTMF Single Tone Transmit Selection -------- 93
10.1.2. Button Code Table ---------------------------------- 94
10.1.3. Print Test Pattern------------------------------------ 95
11 Service Mode----------------------------------------------------- 96
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