8170 N/B MAINTENANCE
8.1 No Power (2)
When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up.
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| PL502 |
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| 120Z/100M | ||
J5 | PF501 | PL503 |
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6.5A/32VDC |
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120Z/100M | ||||
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| PC505 | PC510 | PC509 | |
POWER IN | 1U | 0.1U | 0.1U | |
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P20 |
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| +5VA | |
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| PR16 | ||
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| 470K | |
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| PQ2 | 3 | |
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| 2 |
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| PD2 | 3 |
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| 1 |
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| PQ503 |
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| 2 |
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| PJ1 | J3 P22 |
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| SI4835DY | 8 |
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| PD3 | 3 | ALWAYS | 8 |
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| 3 |
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| 1 |
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| 7 |
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| 2 | 6 |
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| ADINP 10,12 |
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| 1 | 5 |
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| S | D |
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| PR4 | G |
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| JL2 |
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| DVMIAN | 1 |
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| 470K |
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| PQ502 |
| PR514 | .1 |
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| JL3 |
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| MB |
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| SI4835DY |
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| 3 | 8 | PR513 .1 |
| PD6 |
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| 7 |
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| 2 | 6 |
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| 1 | 5 |
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| S | D |
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| PD5 |
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PD501 |
| G |
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| PC19 | PR10 | PC17 |
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| PJ2 | J6 P22 |
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RLZ24D |
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| 100U | 10K |
| 0.1U |
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| PD4 |
| ADINP_1 | 1 | 1 |
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| PR5 |
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| ADINP_2 |
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| 470k |
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| 2 | 2 |
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| D |
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| PQ1 |
| PR9 47K |
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| LEARNING | 3 | 3 |
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| 2N7002 | G |
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| S |
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| 1 |
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| 2 |
ALWAYS JS7 |
| PU7 |
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| PL8 |
8 |
| 6 |
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| IN | 5VTAP |
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| 2 | SENSE | OUT | 1 |
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SW_+5VA | 7 | FB | ERR- | 4 | PD7 |
From H8 | 3 | SHUTDN | GND | PC24 | |
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| 10U |
Mother Board
PC26
0.1U+5V
G
S 
D
PQ1
S1231DS
PR6
100K
Step1 : Connect Adaptor to ( D/D BD ) J5 & O/P “ALWAYS”.
Step2 : “ALWAYS”
Step3 : H8 O/P “LEARNING” for Charger Circuitry.
Step4 : For MOSFET “PQ502&PQ503”
Step5 : O/P “ADINP”& “DVMAIN”.
MB
P19
12 LEARNING
U508
H8
F3437 19 SW +5VA
145