Sony Hi-MD Walkman MZ-RH10, Service Manual

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MZ-RH10
IC801 CXD2681-225GG (SYSTEM CONTROLLER, DSP)
Pin No. Pin Name I/O Description
1
DVDD1_0 - Power supply terminal (DSP logic system)
2
DVSS1_0 - Ground terminal (DSP logic system)
3 DVDD1_1 - Power supply terminal (DSP logic system)
4
DVSS1_1 - Ground terminal (DSP logic system)
5
DVDD1_2 - Power supply terminal (DSP logic system)
6 DVSS1_2 - Ground terminal (DSP logic system)
7
DVDD1_3 - Power supply terminal (DSP logic system)
8
DVSS1_3 - Ground terminal (DSP logic system)
9 DVDD1_4 - Power supply terminal (DSP logic system)
10
DVSS1_4 - Ground terminal (DSP logic system)
11
DVDD1_5 - Power supply terminal (DSP logic system)
12
DVSS1_5 - Ground terminal (DSP logic system)
13
DVDD1_6 - Power supply terminal (DSP logic system)
14
DVSS1_6 - Ground terminal (DSP logic system)
15
DVDD1_7 - Power supply terminal (DSP logic system)
16 DVSS1_7 - Ground terminal (DSP logic system)
17
DVDD1_8 - Power supply terminal (DSP logic system)
18
DVSS1_8 - Ground terminal (DSP logic system)
19 DVDD1_9 - Power supply terminal (DSP logic system)
20
DVSS1_9 - Ground terminal (DSP logic system)
21
DVDD3 - Power supply terminal (DSP logic system)
22 VSS_3 - Ground terminal (DSP logic system)
23
DVDD1_10 - Power supply terminal (DSP logic system)
24
DVSS1_10 - Ground terminal (DSP logic system)
25 DVDD1_11 - Power supply terminal (DSP logic system)
26
DVSS1_11 - Ground terminal (DSP logic system)
27
AVDD1A - Power supply terminal (for PLL)
28 AVSS1A - Ground terminal (for PLL)
29
AVDD1B - Power supply terminal (for RFA of asymmetry correction cell)
30
AVSS1B - Ground terminal (for RFA of asymmetry correction cell)
31 AVDD1C - Power supply terminal (for ASYO of asymmetry correction cell)
32
AVDD2 - Power supply terminal (for A/D converter)
33
DVDD25SVADC - Power supply terminal (for A/D converter)
34 AVSS2 - Ground terminal (for A/D converter)
35
AVDD3 - Power supply terminal (for A/D converter)
36
AVSS3 - Ground terminal (for A/D converter)
37
AVDD4A - Power supply terminal (for PLL)
38
AVSS4A - Ground terminal (for PLL)
39
AVDD4B - Power supply terminal (for PLL)
40
AVSS4B - Ground terminal (for PLL)
41 AVDD4C - Power supply terminal (for D/A converter)
42
AVSS4C - Ground terminal (for D/A converter)
43
AVDD5 - Power supply terminal (for PLL)
44 AVSS5 - Ground terminal (for PLL)
45
AVDD6 - Power supply terminal (for A/D converter)
46
AVSS6 - Ground terminal (for A/D converter)
•
IC PIN FUNCTION DESCRIPITION