
9. MPR CARD CIRCUIT OPERATION
9.1. MPR CARD
9.1.1. Outline
1) Function
- System Control
- Circuit Switching (includes gain adjustment function)
- Conference Call (3 people x 8 ~ 8 people x 3)
- MOH
- PAGING
- Clock
2) Configuration
- Power Supply: DC/DC Converter
- CPU: HITACHI SH7709S (133MHz)
- ASIC: Our own products
- ROM: 4Mbit x 1 (for boot programs)
- SDRAM: 64Mbit x 2 (for work area)
- SRAM: 4Mbit x 2 (for user data backup)
- SD card I/F (for operating programs) x 1
- USB I/F (for PC programming) x 1
- MOH: External sound input x 2
- PAGING: External output x 2
- Expanded memory connector x 1
- Modem card connector x 1
3) Operation Rating
- Power Input : +15V
- Power Output : +15V (for MOH)
+3.3V (for I/O)
+3.3VBB (back board signal line pull-up)
+3.3VB (for SRAM backup)
+1.8V (for CPU core)
+1.9VB (for clocking backup)
±9.4V (for RS-232C driver/receiver)
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Содержание KX-TDA100AL
Страница 9: ...5 2 SYSTEM COMPONENTS 9 ...
Страница 13: ...13 ...
Страница 15: ... Null slot Null slot is not available for any optional service card RUN Indicator 15 ...
Страница 19: ...3 Remove the Hook And remove the Top Cover 4 Remove nine Screws B 5 Remove the Back Cover 19 ...
Страница 22: ...8 2 2 Voice TDM Highway Bus Block Diagram 22 ...
Страница 23: ...8 2 3 Voice Bus Logical Assignment 23 ...
Страница 25: ...8 3 2 EC Bus System Connection Diagram 25 ...
Страница 26: ...8 3 3 System Control and Analog Signal Connection Diagram 26 ...
Страница 27: ...8 3 4 Power Supply System Connection Diagram 27 ...
Страница 29: ... 5VRMT unused for remote card 5V for RS 232C driver receiver 9 1 2 Description of Each Part 29 ...
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Страница 45: ...11 1 2 Phone Call 45 ...
Страница 46: ...11 1 3 Paging 46 ...
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Страница 49: ...11 1 4 MOH Using 49 ...
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Страница 52: ...11 1 5 USB Connection 52 ...
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Страница 54: ...11 1 6 RS 232C Connection 54 ...
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Страница 56: ...11 1 7 SD Card I F 11 1 8 Other 56 ...
Страница 57: ...12 DIAGNOSIS 12 1 DIAGNOSIS FEATURES 57 ...
Страница 66: ...7 Click Card Test 8 Click OK 9 Click Cancel 13 IC DATA 13 1 IC101 66 ...
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Страница 77: ...16 1 EXTENSION BOARDS FOR SERVICING 17 ACCESSORIES AND PACKING MATERIALS 77 ...
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