Toshiba FT-8259, Service Manual

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Unit[V] Unit[V]
Ref. No. PIN STBY TALK NOTE Ref. No. PIN STBY TALK NOTE
52 0.0 0.0
53 4.8 0.0 SQ
54 0.1-4.9 0.1-4.9 PULSE
55 0.0 5.0
56 0.0 5.0
57 5.0 5.0
58 5.0 5.0
59 0.0 0.0 OPEN
60 5.0 5.0
61 5.0 5.0
62 5.0 5.0
63 5.0 5.0 VCC
64 5.0 5.0 VCC
65 5.0 5.0 VCC
66 2.2Vp-p 2.2Vp-p SINE WAVE
67 1Vp-p 1Vp-p SINE WAVE
68 0.0 0.0 GND
69 4.1Vp-p 4.1Vp-p OPEN(SIN)
70 0.0 0.0 OPEN
71 0.0 0.0 OPEN
72 0.0 0.0 OPEN
73 0.2 0.2
IC14 74 0.2 0.2
75 0.2 0.2
76 5.0 5.0
77 5.0 5.0 AVCC
78 5.0 5.0 VREF
79 5.0 5.0
80 5.0 5.0
81 5.0 5.0
82 2.5 2.5
83 2.5 2.5
84 2.5 2.5
85 2.5 2.5
86 2.5 2.5
87 0.0 0.0 GND
88 0.0 0.0 GND
89 0.0 5.0
90 0.0 0.0
91 0.0 0.0
92 0.0 0.0
93 0.0 0.0
94 0.0 0.0
95 0.0 0.0
96 0.0 0.0
97 0.0 0.0
IC14 98 5.0 5.0 VCC
99 0.0 0.0 OPEN
100 0.0 0.0 OPEN
1 0.0 0.0
2 2.0 2.0
3 5.0 5.0
4 0.0 0.0
5 0.0 0.0
6 0.0 0.0
IC15 7 0.0 0.0 GND
8 0.0 0.0
9 2.4 2.4
10 5.0 5.0
11 0.0 0.0
12 0.0 0.0
13 0.0 0.0
14 5.0 5.0 VCC
1 2.2 2.2
2 0.0 2.2
3 1.5 1.5
4 2.4 2.4
5 3.0 3.0
6 2.8 2.8
7 3.0 3.0
8 2.8 2.8
9 3.0 3.0
10 2.8 2.8
11 2.5 2.5
12 2.7 2.7
IC17 13 3.0 3.0
14 0.0 0.0 GND
15 3.2 3.2
16 7.5 7.5 VCC
17 1.5 1.3
18 0.0 0.0 GND
19 0.0 0.0
20 5.5 5.5
21 3.0 2.9
22 0.0 0.0 GND
23 0.0 0.0-3.8 /
24 2.7 2.7
25 5.4 5.4