2 Theory of Operation (continued)
2.21 Control Circuit for Power Module (continued)
Located on
TO PM1 TO PM2
CNR20 |
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| CNR21 |
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1 | ID1OK |
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| 1 | ID2OK |
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3 | ON |
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| 3 | ON |
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RR125 | 100 | RR131 | 100 | RR126 | 365 | RR132 | 365 | |||
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| G4 |
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| G4 |
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| RR29 |
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+12VSF | 2K |
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| 1 | UR14 |
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| DR2 | ID1OK |
| TLP421(GRL) |
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| 1N4148 |
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| RR36 |
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| UR18 |
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+12VSF | 2K |
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| DR5 | ID2OK |
| TLP421(GRL) |
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| 1N4148 |
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| RR46 |
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+12VSF | 2K |
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| 1 | UR22 |
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| DR7 | ID3OK |
| TLP421(GRL) |
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| 1N4148 |
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TO PM3
CNR22
1 ID3OK
2
4 ON
RR127 | 681 | RR133 | 681 | |
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RR25 | G4 |
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10K |
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| 5VS | |
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| #ID1_OK | |
CR23 |
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104 |
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G1 RR34 |
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| 5VS | |
10K |
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| #ID2 OK | ||
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CR29 |
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104 |
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G1 RR45 |
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| 5VS | |
10K |
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| #ID3 OK | ||
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CR34 |
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104 |
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G1 |
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TO PM4 TO PM5
CNR25 |
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| CNR26 |
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1 | ID4OK |
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| 1 | ID5OK |
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2 |
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3 | ON |
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| 3 | ON |
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RR128 | 1K1 | RR134 | 1K21 | RR129 | 1K65 | RR135 | 1K82 | ||
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| G4 |
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| RR53 |
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+12VSF | 2K |
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| 1 | UR26 |
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| DR9 |
| ID4OK | TLP421(GRL) |
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| 1N4148 |
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| RR64 |
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| UR28 |
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+12VSF | 2K |
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| DR11 | ID5OK | TLP421(GRL) |
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| 1N4148 |
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| RR72 |
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+12VSF | 2K |
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| 1 | UR32 |
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| DR12 | ID6OK | TLP421(GRL) |
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| 1N4148 |
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TO PM6
CNR27
1 ID6OK
2
4 ON
RR130 | 2K61 | RR136 | 2K61 | |
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| G4 |
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RR52 |
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| 5VS | |
10K |
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| #ID4_OK | ||
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CR41 |
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104 |
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G1 RR59 |
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| 5VS | |
10K |
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| #ID5 OK | ||
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CR48 |
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104 |
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G1 RR71 |
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| 5VS | |
10K |
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| #ID6 OK | ||
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CR51 |
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104 |
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G1 |
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RR96 | 4 | UR41 |
+12VSF |
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ON 3
1 | RR97 |
| +12VS |
2 ON1
Located on NH-SYS-M board (System MCU and Control Circuit)
(28) ID1_OK | RM106 | #ID1_OK | (31) ID4_OK | RM119 | #ID4_OK | |
200 | 200 | |||||
| CM57 |
| CM70 | |||
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| 103 |
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| 103 | |
(29) ID2_OK | RM110 G1 | (40) ID5_OK | RM124 G1 | |||
200 | #ID2_OK | 200 | #ID5_OK | |||
| CM61 |
| CM83 | |||
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| 103 |
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(30) ID3_OK | RM114 G1 | (41) ID6_OK | RM130 G1 | |||
200 | #ID3_OK | 200 | #ID6_OK | |||
| CM65 |
| CM88 | |||
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| 103 |
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POWER_ON | 2 | 15 | ON1 |
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(42)CM99
UM8B
G1 | G1 | G1 |
(c)System MCU can detect the status of the power module DSP chip via ID1_OK (28), ID2_OK (29), ID3_OK (30), ID4_OK (31), ID5_OK
(40) and ID6_OK (41). “Logic Low” means that the power module DSP chip is functioning properly. (ID5_OK and ID6_OK are not used for reserve.)
(d)ON is connected to the relay driver of the auxiliary power supply inside the power module. If POWER_ON (42) is “Logic H,” then the auxiliary power supply inside the power module is on.
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