Read Sharp LC-32SH130K (serv.man3) Service Manual online
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LC-32SH130E
LC-32SH130K
LC-32SH340E
6.3.
Absolute Ratings ....................................................................................... 22
6.3.1. Electrical Characteristics ............................................................................. 22
6.3.2. Operating Specifications .............................................................................. 22
6.4.
Pinning................................................................................................... 23
7.
POWER STAGE ..................................................................................................... 24
7.1.
Short CCT Protection Circuit ......................................................................... 26
7.2.
Power Management.................................................................................... 27
8.
MICROCONTROLLER – MSTAR(U157) ............................................................................ 29
8.1.
General Description ................................................................................... 29
8.2.
General Features....................................................................................... 29
8.3.
MSTAR Block Diagram ................................................................................. 34
8.4.
Reset Circuit ............................................................................................ 35
9.
CI INTERFACE...................................................................................................... 36
9.1
Block Diagram .......................................................................................... 36
9.2
CI Interface Power Switch ............................................................................ 36
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10. USB INTERFACE.................................................................................................... 52
11. DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, U155) .......................................... 53
11.1. General Description ................................................................................... 53
11.2. Features ................................................................................................. 53
11.3. Electrical Characteristics ............................................................................. 53
11.4. Pinning................................................................................................... 54
12. SCALER AND LVDS SOCKETS ..................................................................................... 56
12.1. LVDS sockets Block Diagram .......................................................................... 56
12.2. Panel Supply Switch Circuit .......................................................................... 56
13. NAND FLASH MEMORY - MX25L1005 (U158).................................................................... 58
13.1. General Description ................................................................................... 58
13.2. Features ................................................................................................. 58
13.3. Absolute Maximum Ratings ........................................................................... 58
13.4. Pinning................................................................................................... 59
14. NAND FLASH MEMORY – NAND512XXA2C (U162) .............................................................. 60
14.1. General Description ................................................................................... 60
14.2. Features ................................................................................................. 60
14.3. Pinning................................................................................................... 61
15. USB2.0 to Fast Ethernet – ASIX AX88X72A (U171) ............................................................ 62
15.1. General Description ................................................................................... 62
15.2. Features ................................................................................................. 62
15.3. Block Diagram .......................................................................................... 63
15.4. Pinning................................................................................................... 64
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