Baza Porad Serwisowych
CXA2555Q
Vcc
47k
LD ON
10 100µ/6.3V
VC
0.1µ 0.1µ
3.9k 5.1k
RFO RFI Sum Out EQ In RF C BST C FC C APC ON
Gnd 32 31 30 29 28 27 26 25
10µH
1µ/6.3V
VCA Boost Filter
Mode 1 in
1 Control Control Control 24
Mode
LD
MODE1
SW
LPF Delay
Mixer LPF VCA
HPF Boost Mode 2 in
2 23
Vcc
100
PD
VS
CXA2555Q
MODE2
Vcc
VC
500 20k
80k
44p
1000p
-
44k
39k 80k
PD1 in Hold
3 + 22
18k
-
PD1
- Peak/
RFO1
+
+
Bot
22k
VC
80k
10p
4700p
+
80k
PD2 in RF AC Out
4 21
-
51k
VC
1.3V
APC ON
PD2
RFO2
62k
10k
VC Vcc
56k Vcc
10k Vcc
1.25V Open only
33µ
-
VC
for L/L mode
100k
+ VC
Vcc
5 VC 20
+
1k
20k
-
E
40k
E in 10k Vcc
40k
VC
-
+
56k
VS
1.25V
55k
- +
0.1µ
VC
+
-
F in 40k Mirror Out
6 19
20k
VC
20k
47k F 40k
MIRR
- +
VCA
87k
120k
20k 10k
27p
0.1µ
33µ
7 + 18
16k
Gnd
-
CP
+
VC
VC 10k
VC + 174k
-
16k
0.1µ -
VCA
20k
320k
73.34k
10k
8 17
20k
TE1
164k 27p
+ MIRR T
23k
2p
VC
-
9 10 11 12 13 14 15 16
CE In CE1 CE TE C TE FE B FE VC
47k 10k
AL in VC
VC
Center Error Tracking Error Focus Error
Out Out Out
SERWIS ELEKTRONIKI