Kalley K-LED32HDZT2 Service Manual page 33

1 2
A
T3.15AL 250V~
!
! ! !
!
1 FB1
L
NTCB1
CXB1
MOVB1
3
N
CNB1
NC
B
EVA1 EVA2 EVA3
C NC NC NC
MB1
GL1
GD1 GD2 GD3
GL2
和散热片之间
QB101
D
1 2
3
NC
NC
NC L
! !
!
DB1 DB2
! !
CYB1
CYB4
NC
Vbridge
GND GND !
DB3 DB4
!
SGND
CYB2 LCB1
CYB5
! ! NC
!
EVA4 EVA5 EVA6 EVA7
NC NC NC NC
NC NC NC
ML1 HSB1 HSB2 HSB3 HSB4
Mylar
12V HS
SGND
3
4 5
L
Vbridge
RB141
TP1
EB1
RB142
TP2
RB143
BRO SGND
NC
CB111
L
SGND
RB106
靠近 放置
RB143 IC RB101
RB107
RB102
UB101
1 6
GND GATE
2 5
COMP VCC VCC
BRO
RB105
!
3 4
NC CS
RB104
PCB101B
RB103
SGND
CB102
NC
SGND
PWM_DIM
PWM_DIM PWM_DIM
PWM_REF PWM_REF
PWM_REF
UB802
1 10
PIN1 VIN DIM PIN8
2 9
GATE GATE OVP OVP
3 8
GND GND COMP PIN6
4 7
PIN4 CS FB PIN5
5 6
ISET REF
PWM_REF
CB811
GATE
GND
NC
RB801
PWM_DIM
PIN1
UB801 PIN8 CB807
RB816
1 8
12V VIN PWM GND
2 7
CB801
GATE GATE OVP OVP
3 6 CB806
GND COMP
RB803
4 5
CS FB
GND PIN5
PIN6
GND
RB806
PIN4
CB812
RB805
CB803
LED_FB
CB805
RB804
CB804
GND
GND
4 5
6
RB124
RB125
RB126
RB127
DB102 CB118
!
A K
TB101
6 A K
11
DB103
RB123
4 9
GND
CB117
DB106
BB101
RB128
K A
RB129
1
RB130
QB101
10
G CB116 DB101
QB102
2 7
RB109
NC
GND
SGND
RB108
CB113
RB148
RB111
NC
SGND
RB110
EB106
ZDB1
!
SGND
SGND CYB3
CNB2
12V
2
1
GND
CB810
6 LB802 RB812
2 5
DB801
BB801
VBL LED+
LB801
OVP
NC NC
HS
GND
QB801
RB807 LED_FB
G
CB809
RB809 RB808
NC
DB802
RB810
GND
GND
6
7 8
VBL
12V
12V
RB131
12V
RB132 RB135
CB109
! RB133
GND
CB110
NC
R
RB134
GND
LED+
NC
CB808
NC
LED_FB
CNB805 CNB804 CNB806
CNB803 CNB801 CNB802
LED+
LED_FB
RB845
LED+
LED_FB
Model Name:
TP.S512.PB751 A14511 VERSION: V1.0
DRAWN: DATE: 2015-01-07
CHK'D: DATE: 2015-01-07
7 8
A
B
C
D