SW2-303

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SW2-303 (SysCon)

First to be seen on PS3 Slim CECH-25xx with motherboards: JSD-00x/JTP-00x

Photo of a Syscon 'SW2-303' (QFP Packaging)


QFP Package : 128 pins
pin 1 left bottom at mark, counter clockwise from south (pins 1-38) to east (pins 39-64), north (pins 65-102), west (103-128))


Syscon SW2-303 Unsoldered.JPG

Pinout

Pin # Name Port Description
1
2 ~1V @ standby
3 3V @ standby
4
5 POW_LED
6 STBY_LED 3v @ standby
7
8
9
10
11 Connected to Backlit LEDs @PWR/EJT Board
12 Connected to CONTOUR LEDs @PWR/EJT Board
13 Connected to Pogo pin @PWR/EJT Board, seems its a service pin.
14
15
16 BUZZER
17
18 3v @ standby
19
20
21 BACKUP_MODE? 3v @ standby
22 (Connected to Pin 7 @ Service Connector)
23
24 3v @ standby
25 3v @ standby
26 CLK -> 1-2V Amplitude (32.768Khz?)
27
28 3v @ standby
29 1v @ standby (Connected to pin 8 at Service Connector)
30 0.8v @ standby
31 2.2v @ standby
32
33 GROUND
34 GROUND
35 3v @ standby
36 3v @ standby
37 0.2v @ standby
38 0.2v @ standby
39
40
41 AC IN? 3v @ standby
42
43 DIAG_MODE? 3v @ standby
44
45
46
47 3v @ standby
48 3v @ standby
49
50 (Connected to pin 3 @ Service Connector)
51
52
53
54
55
56 GROUND
57 3v @ standby
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76 3v @ standby
77 3v @ standby
78 SC_RxD
79 SC_TxD 3v @ standby
80
81 1v @ standby
82
83 2v @ standby
84 3v @ standby
85
86
87
88
89
90
91
92
93
94
95
96
97 3v @ standby
98
99
100 3v @ standby
101 GROUND
102
103
104
105
106
107
108
109 3v @ standby
110 /POW_SW 3v @ standby
111 /EJECT_SW 3v @ standby
112
113
114
115
116
117
118 ACDC_STBY
119
120
121
122
123
124
125
126 FAN_PWM PWM Control for the Fan.
127
128