Power 1.1Vs_Vtt - EUROCOM W860CU Service Manual

Power 1.1VS_VTT

CONTROL 1.1VS_VTT
H_V TTVID 1 = LOW, 1.1 V
H_V TTVID 1 = HIGH,
1.0 5V
H _VT TVID1
H +1.05V
L +1.1V
P R 4 8
5 H _V T T V I D 1
1 3 1. 1 V S _ V T T _ P W R G D
5 V
1 3 1 . 1 V S _ V T T_ E N
5 V
3 . 3V
P R 58
3 . 3 V
1 0 K _0 4 5 V
P R 52
P R 4 7 1 00 K _ 0 4 P C 39
P Q8 P D 2
* 1 00 K _ 0 4 G *1 U _6 . 3 V _ 0 4 P R 5 9
MT N 7 0 0 2Z H S 3 7. 5K _ 1 % _ 04 F M0 5 4 0 -N
1 0 K _ 0 4 B P Q5
2 N 3 9 0 4
P R 4 5 D03A BOM
1 0 0 K _ 04
PR59 CHANG E
P C 4 3
P U 4 0 . 1U _ 50 V _ 0 6
1 . 1 V S _ V T T _E N _ R
S C 4 75 A
P R 6 3 1 0K _ 0 4
3 . 3 V
12 1
E N L X
11 2
P G D B S T
P R 6 5 0 _0 4 10 3
V O U T V C C
F B
9 4
F B D L
17
P A D
P C 44 P C 4 8
0 . 1 u _ 10 V _ X 7 R _ 0 4
ON
1 u _ 10 V _ 0 6
P R 70
2 8 . 7 K _ 1% _ 0 6
P C 4 7 P R 6 6 P C 5 0 P R 72
3. 2 4 K _ 1 % _0 4 4 7 0p _ 5 0V _X 7 R _ 0 4 4 0. 2K _ 1 % _ 04
2 0p _ 5 0V _N P O_ 0 4
P R 6 9
8. 2 K _ 1 % _ 04
1 . 1 V S _ V T T_ E N _ R
P R 6 2 1 0 K _ 04
P R 6 1
10 0 K _ 0 4
P Q 6 P R 5 3
G
M T N 7 0 02 Z H S 3 *1 0 K _ 04
P J 5
P Q7
40 m i l
G MT N 7 0 0 2 Z H S 3
P C 3 7
* . 1 U _ 1 6V _0 4
V I N
P C 2 3 P C 2 1 P C 2 0 P C 2 2 P C 1 46 P C 1 7 7 P C 1 78 P C 1 7 9
+
1 5 U _ 2 5 V _6 X 4 . 5
1.1VS_VTT
4 4
P Q4 6 P L 9
A P 9 4 08 0 . 5 6U H _ 1 0 *1 0 *4 . 1
V T T _ S E N S E 5
P Q 45 2/26
*A P 94 0 8 P L 8 V T T 1. 1V S P J1 8 1 . 1 V S _ V T T
23A
*0 . 6 U H _1 2 . 9 *1 3 . 8 *3 . 8 P J4
1 2 1 2
P R 1 74 *OP E N -1 2 m m *OP E N _ 3 A
P D 1 3 5 . 1 _ 06 P C 1 8 0 P C 1 8 1 P C 1 8 2 P C 14 8
+ +
4 4
F M5 8 22 0 . 1 u_ 1 6 V _ Y 5 V _ 0 4
P C 1 83
P Q 4 7 P Q 4 8
A P 9 4 1 2 A P 9 4 1 2
2/18
6 , 1 1, 12 , 1 3 , 1 7, 1 8 , 2 0 , 36 , 3 9 1 . 1 V S
3 , 5 , 6 , 16 , 1 7 , 1 8 1. 1 V S _ V T T
2 , 3 , 1 1 , 12 , 1 3 , 1 5, 1 6 , 1 8 , 21 , 2 4 , 2 6, 27 , 2 8 , 2 9, 3 4 , 3 6 , 37 , 4 1 3 . 3 V
1 2 , 1 8, 26 , 2 8 , 3 0, 3 4 , 3 6 , 37 , 4 1 5 V
2 1, 24 , 3 4 , 3 5, 3 6 , 3 7 , 39 , 4 0 V I N
Schematic Diagrams
Sheet 38 of 57
1 . 1 V S
Power 1.1VS_VTT
Power 1.1VS_VTT B - 39