Philips 109B7 Service Manual page 67

19" CDT Color Monitor
Power
84A 7H400 SL
!
F901
73A174-7-TG
4A/250V L901
! !
4 3
!
G
1 2
!
CN902 1000P 500V
RY901
C914
1
4
3
2 6
!
5
61C 52 27 4W 1
2
PR901
R900 !
!
10 M 1/2W D939
1N4148
Q913
2SC945P
R982
10K 1/4W
C967
+
10U 25V
CS TABLE
频率(KHz)
CS0 CS1 CS2
< 33K 1 1 1
33 ~ 40 0 1 1
40 ~ 45 0 1 0
CPT/LPD CRT 匹配料
45 ~ 52 1 0 1
CRT
1 0 0
52~63.5
CPT 750C5Z453AV
63.5~77
0 0 1
>=77 LPD 750C55565AV
0 0 0
备注: " 1" 代表MOSFET管导通
" 0 " 代表MOSFET管截止
NOTES:
This schematic,we can not guarantee the accuracy of this information,
after the date of publication and disclaims liability for changes ,
errors or ommissions.
THE 1/6W RESISTANCE NOT TO LABEL POWER.
THE 50V CAPACITANCE NOT TO LABLE VOLTAHE.
!
NR901
FB903
FB901 !
BEAD
BEAD
C962
!
3N3 250V
C907
4 1
+ + 150uF/450V
67C 40D15115P
C963
! BD901
3N3 250V !
FB902
U4KB80R
BEAD
93C 50460 16
57C 724-502
9NK70Z
R934 Q901
10 R 1/4W
IC901
56C 625500 S
1
R937
VCC
D920
8
330K 1/2W
DRAIN
P4KE440A
7 2
NC GND
D912
3
CTRL
6 BAV20
DRIVER
4
DEMAG
5
SENSE
TEA1507P
SW901 NC
R931 R932
330R 27K
!
C934 + C929
C935 NP
220p 50V 47u/25V
1UF 50V
ZD904
56C 139 5A
IC903
!
TCET 1103
R914
47R
ZD901
8V2
C420 C425 C427 C418 C428 C450
0.12uF/250V 0.22uF/400V 0.33uF/400V 4300pF/1.6KV 0.75uF/250V 220pF/1KV
220pF/1KV
0.1uF/250V 0.2uF/400V 0.3uF/250V 3900pF/1.6KV 0.75uF/250V
注:电压测试条件:输入:220V/50HZ,H-FREQ:68KHZ,V-FREQ:85HZ;万用表直流档
LED2若为单色发光二极管,POWERSAVING时为绿闪;
LED2若为双色发光二极管，POWERSAVING时为橙色;
1 CPU PIN 52 2 CPU PIN 53 3 IC101 PIN34 4
5.41V 5.56V 3V
68K 85HZ 85Hz
93C106050652T
T901
!
D919
80C995D 1 N5
BYV26C
6 73C 25818110H
C927
9
+ C930
R950
+ 47UF/160V 150K 1/4W
220P/2KV
3
+
11
93C3040-8AT
C936
+
10
100UF/100V
+
D918
5
+
31DF4
13
93C 521ZJ26T
D923
12
+
2
+ SB240 + C939
1000UF/16V L903
93C2020-500-52T
14 73C 25810110T
4
+
D922
C944
+
BYV27-200
1000UF/25V
15
8
+
93C2020-500-52T L904
73C 25810110T
16
D930
C961
BYV27-200 C945
470UF/25V
2n2 250V
!
C906
R912
470 1/4W 0.022U 100V
NC
3K3
IC904
TL431ACZ-AP
R915
5.1V 56C 158 4 T
2K7 1/2W
R916
C940
D938
BYV26C
1n/500V
R953 R951
5K6 1/2W 1K C918
+
Q935 2700UF 25V
G
BT169B
D936
1N4148
C928
47P/1KV
D937
1N4148
D940
R922
1N4148
JUMPER
Q907
C933
BC547B
3.3n
IC101 PIN20 5 Q402 G 6 IC101 PIN39 7 IC601 PIN5 8 Q403 B 9
85Hz
11.9V 12.1V 5.12V 13.7V
52.4V
68K 68K 68K 68K
67
57C 751 4
Q911
L906
47UF 250V
J584LS
73C253-513-H C481
S D
L905
R939 D917
D916
22K 1/4W
BAV21
G
ER204
C931
+
R962
22U 250V
47 1/4W
L902
73C258-181-10H
Q912
2SC945P
R970
C941
220K 1/2W
0.01 250V Q920
220 1/4W
2SA733P
FB910
3.3UH
C910
+
47UF/16V
+ C937
470UF/25V
R989
10R 1/4W
18 1/4W
D913
IN5817
IC902 56C133-5-ST
L7805CV
I O
I O
R908
15 1/2W
R907
Q903
680 1W
2SC945P
R909
100 1/4W C908
Q905
0.1UF
2SA733P
Q902
2SC1213A
R902
7K5 R905
R906
6K2
47 1/4W
R910
91K
Q403 C 10 T901 PIN2 11 IC801 PIN21 12 IC802 PIN3 13 Q911 G 14 IC901 PIN1
68K
0.6KV 5V 58V 11.7V
1.14KV
68K 68K 68K 68K 68K
109B7
B+
+
R977
200K 1/2W
+12V
D991
3K3
Q910
2N3904
R980
BDRV
6.3V
P4
+12V
-12V
+5V
R965
10 1/4W
100P
C947
CN903
CONN
500V