Service manual

Schematic Diagrams
B - 40 BUTTON BOARD
B.Schematic Diagrams
BUTTON BOARD
B+3VH8
B+5VS
BD GN D
BDGND
B+3VH8 B+3VH 8 B+3 VH 8
BDGN D BDGND BD GN D
B+5VS
BDGND
B+3V H8
BDG ND
BD GN D BD GN D BDGND BDGND
B+3VH8
BD GN D
B+3VH8
BD GN D
B+3VH8
BD GN D
B+3VH8
BDGND
BD GN D
BD GN D BDG ND
BD GN DBDGND BD GN D
BWE B#2
BWE B#0
BWE B#1
BPW RBTN#
BWEB#0 BW EB#1 BWEB#2
Z3901
BPWR BTN#
BPW R BTN #
BW EB#1 BWEB#2 BW EB#0
BSW 2
HCH_STS-02
3
14
2
BH2
C237 D63
BC1
* 0 .1 u_ 16 V _ 04
1
BH3
MTH2 37 D8 7
2
3
4
5 6
7
8
9
BH 1
C237D63
BC 6
*0.1u_16V_04
BC 4
*0.01u_16V_04
BD 3
*BAV99
C
AC
A
BD1
*BAV99
C
AC
A
BSW4
HC H_STS-02
3
14
2
1
BH 4
MTH237D87
2
3
4
5 6
7
8
9
BD4
*BAV99
C
AC
A
BC 2
* 0 . 1 u_ 1 6V _ 04
BSW1
HC H_STS-02
3
14
2
1
BH 5
MTH237D107
2
3
4
5 6
7
8
9
BD5
HT-150NB-DT
AC
BC 5
* 0. 01 u _1 6V _ 04
BR1
6 8 0_ 06
BJ LED1
BC ON10
1
2
3
4
5
6
7
8
9
10
BC 3
*0.1u_16V_04
BD2
*BAV99
C
AC
A
BSW3
HCH_STS-02
3
14
2
POWER
BUTTON
LED
M570U connector
PIN5,6= BDGND
PIN5,6= BDGND
POWER
BOTTOM
WWWEmail
PIN 5,6=BDGND PIN5,6=BDGND
AP
Sheet 39 of 42
BUTTON BOARD