7521Plus / N N/B MAINTENANCE
8.2 NO DISPLAY
******System Clock Check ******
32.768KHZ |
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| SH2 |
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| U503 |
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SH3 |
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| CPU |
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| CPUCLK |
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| SDRAMCLK2 | ||||
| 630PCLK |
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| J33 | W37 |
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| 630SDCLK |
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| SDRAMCLK3 | |||
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| USB_48MHZ | R93 |
| R84 |
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| APICCLK |
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| SDRAMCLK0 | ||
| CLK14_VGA |
| HCLK_CPU |
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| SDRAMCLK1 | |||
U24 |
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| 48 | 45 |
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| 20 | R125 |
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SIS 630S | R83 | 46 |
| SH8 | 21 | R126 |
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| U15 | 28 | R86 |
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R131 | 9 |
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| 29 | R85 |
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| R124 | 17 |
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| PCLKCARD 180 |
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| 11 | R132 | ||
| R91 | 25 | Clock | ||||
| R135 | 2 |
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| Generator |
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U19,U23 U26,U30
U18,U22 U25,U29
U505SH14
TI1225
PCMCIA
CONTROLLER
J6 Socket
R120 |
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X4 |
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C178 | C162 |
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| R133 | LPC2ISACLK | ||
AGPCLK | R145 | 14 |
| 48 | R96 | ISA 14M |
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| 4 |
| 13 | R144 |
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| X3 | 5 |
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14.318MHz |
| 26 |
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C161 |
| C153 | FS0 |
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| R90 |
| SIS900CLK | |
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| R205 |
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| IO_48MHZ |
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| 5 | SH19 |
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| U27 |
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| Super I/O |
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| PC97338VJG |
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21 | U31 | SH18 |
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26 | LPC TO ISA | |
| W83626F | |
U21 SH12
SIS900
LAN Controller
109
