Philips L01.2E AB Service Manual page 19

Circuit Diagrams and PWB Layouts
Mono Carrier: Tuner IF
0265 A3 0285 B1 1002 D6 1004 E6 2002 C2 2004 B4 2006 B5
0283 B1 1000 A2 1003 E6 2001 C2 2003 D4 2005 A4 2007 B5
1 2
TUNER IF
A
1000
12
0285
13
B
MT
TO 0282 14
FOR EMC ONLY
OF
15
0283
AS
3
3000
SCL
A7-13
100R
I2
C
3001
SDA
A7-14
100R
3010
FM
A5-24
100R
D
E
SEL-IF-LL_M-TRAP
A7-3
F
I1 I2 I3 I4
2V / div DC 2V / div DC 20mV / div DC 500mV / div DC
200us / div 200us / div 1ms / div 250ns / div
1 2
L01.2E AB 7.
2008 C4 2010 A3 3001 C2 3003 B6 3005 C7 3007 D4 3009 D5 3011 D3
2009 C7 3000 C2 3002 C5 3004 C6 3006 D4 3008 D4 3010 D2 3012 A5
3 4
FM-RADIO ANTENNA
0265
VT_Supply
1
AGC
2
FM-ANT
6
+5V
TUNER
9
VT
10 I4
FM
11
IF
SCL SDA +5V ADC
4 5 7 8
I1
I3
+8V
* *
* * * *
5V
7001 7002
0V
PDTC124ET PDTC124ET
0V
3 4
19
4001 C4 4003 E5 4005 D5 4007 B6 5002 C4
4012 F6 6001 A4
4002 E6 4004 E6 4006 D4 4011 F6 5001 A5 5003 F7 6002 B5
5 6 7
VlotAux+5V
FOR ITV ONLY
3003
4K7
6002
BAS216
3005
6003
680R
BAS216
3002
10K
* 1002
OFWG1984M
* 9001 1 4
2 5
3
1003
*
OFWK6272K
10 4
SWI O1
4003 1
*
IN
* 4004 2 5
ING O2
GND
8
3
*
* 1004
OFWG1984M
1 4
4011 2 5
*
3
*
5 6 7
6003 C5 6005 D5 7002 E5
6004 D4 7001 E4 9001 D5
8
Diversity Table A4
A
Item Description
0265 3P
0285 1P
1000 TUN V+U PLL IEC BGDK
1000 TUNER UR1316R/A I -3
B
1002 OFWK3953M
1003 OFWK6289K
1004 OFWK9656M
2003 50V 10N
2010 1N
3002 10K
RF_AGC
3002 Jumper
A5-25
3004 8K2
3010 330R
3010 Jumper
C
3011 330R
4001 Jumper
4002 Jumper
4003 Jumper
4004 Jumper
4005 Jumper
4006 Jumper
4011 Jumper
VIF_1 4012 Jumper
D 4608 Jumper
A5-27
4609 Jumper
5003 1U8
VIF_2
A5-26
6002 BAS316
6002 BAS216
6004 BA792
6005 BA792
9001 Wire
E
SIF_1
A5-28
SIF_2
F
A5-29
CL 16532020_008.eps
050601
8
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