5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
D91AV12 version document
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Main Features:
1) system : Z ZR36707 + PCM1606
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HW Modification of D91AV11 vs. D91A
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1.Not install R266.
2.Change the PCB package of Q23, Q24, Q25 and Q26 (D91A silkscreen reverse).
3.Modify the assembly hole size of AV output.
4.Remove mark:"I64+Sanyo".
5.Change signal name "RESET_" to "RESET-".
6.Change C170, C232, C231, C167, C168, C247, C250 from 10nF to 1nF.
7.Change R36, R43, R50, R56, R62, R68 from 24K to 20K.
8.Change R37, R44, R51, R57, R63, R69 from 3.3K to 3.9K.
Change C66, C72 from 1000pF to 2700pF.
Change C3, C73 from 120pF to 200pF.
Change C78, C83, C88, C93 from 270pF to 200pF.
9.Not install R120, R121 and R152.
version doc
1
6
Sunday, December 28, 2003
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