Sony DXC-D30P Service Manual page 69

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DXC-D30 (UC)
DXC-D30P (CE)
RC-CCB
The details of check result for the connection regarding the CB signal
between PR LSI and RC LSI are displayed.
400H: The connection between PR IC411 pin121 and IF IC520 pin70
is abnormal.(The No.10 of CB signal)
200H: The connection between PR IC411 pin120 and IF IC520 pin71
is abnormal.(The No.9 of CB signal)
100H: The connection between PR IC411 pin119 and IF IC520 pin72
is abnormal.(The No.8 of CB signal)
080H: The connection between PR IC411 pin118 and IF IC520 pin75
is abnormal.(The No.7 of CB signal)
040H: The connection between PR IC411 pin117 and IF IC520 pin76
is abnormal.(The No.6 of CB signal)
020H: The connection between PR IC411 pin116 and IF IC520 pin77
is abnormal.(The No.5 of CB signal)
010H: The connection between PR IC411 pin115 and IF IC520 pin78
is abnormal.(The No.4 of CB signal)
008H: The connection between PR IC411 pin112 and IF IC520 pin79
is abnormal.(The No.3 of CB signal)
004H: The connection between PR IC411 pin111 and IF IC520 pin80
is abnormal.(The No.2 of CB signal)
002H: The connection between PR IC411 pin110 and IF IC520 pin82
is abnormal.(The No.1 of CB signal)
001H: The connection between PR IC411 pin109 and IF IC520 pin83
is abnormal.(The No.0 of CB signal)
n: If the input of synchronization signal to the PR LSI or RC LSI is
abnormal, the connection check between PR LSI and RC LSI is
detected the abnormality.
RC LSI relation check is only carried out, when the digital output of
DXC-D30/D30P is used for connecting DSR-1/1P and so on.
DSP COM
The details of check result for the communication between each LSI
and microcomputer.
004H: The communication between RC LSI and microcomputer is
abnormal. (IF IC520)
002H: The communication between PR LSI and microcomputer is
abnormal. (PR IC411)
001H: The communication between PP LSI and microcomputer is
abnormal. (PR IC405)
n: The RC LSI is carried out into communication with the microcomputer
by six pins of pin26(CS), pin25(SCK), pin24(SDA0), pin23(SDA1),
pin22(SDA2) and pin21(SDA3).
The PR LSI is carried out into communication with the microcomputer
by six pins of pin58(CS), pin57(SCK), pin56(SDA0), pin55(SDA1),
pin54(SDA2) and pin53(SDA3).
The PP LSI is carried out into communication with the microcomputer
by six pins of pin41(CS), pin40(SCK), pin39(SDA0), pin38(SDA1),
pin37(SDA2) and pin36(SDA3).If the communication between LSI
and the microcomputer is abnormal, the abnormality of other item
may be detected at the same time.
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