Philips AZ 1080 Service Manual page 10

TUNER BOARD (ATM-5) - CIRCUIT DIAGRAM
1 2
A
T003
A
B
T002
FM-OSC
C
*
AM-OSC
D 3
FRAME ONLY FERRITE ONLY
2
5102
1104
9020
1
9021
5111
* USA OSC
2116 22n 15n
E
2119 22n 15n
FRAME LOOP
3114 ON OFF
Provisional
2108 18p 20p
1104
T013
F XH-S
B
T012
G
FM : 87.0(+/-0.5) ... 108.5(+/-0.5) MHz
AM : 520(+/-10) ... 1730(+/-20) KHz
1 2
7 - 1
3 4 5
1001 FM-RF
1
7101
TEA5711T 16 21
1
NC
FM
17 RFGND
FRONT
23 FM-OSC
25 VP
Vp
19 RIPPLE
5105
VSTABA
12 VSTABA
RED
4
VSTABB
8 VSTABB
6 IFGND
6
24 AM-OSC
7 8
18 AM-RFI
AM
FRONT
T001
AM-RF
C
5111
ORANGE
9020 4 3
1
2
2
6 1
9021
WHITE 5106
8 7
7M4A545N
4
AM-RF
1
6
PAD1
8 7
PAD2
1
VSTABA
3 4 5
6 7 8
5107a 5107b
5107c
SFE10.7MS3 SFE10.7MS2
CDA10.7MC1
180KHz 230KHz
1 3
1 3
I O I O
G G
2 2
VSTABA VSTABB
13 11 9 7 5 31 27
VCO|AM-FM-S
FM FM FM FM PHASE VCO/
MIX IF1 IF2 DET DET DIV
SDS/
FM SWITCH CTRL
DET
OSC AM FM
AM V-I MUTE/
AM/FM
AGC
OSC INDIC CONV MATRIX
PILOT
MONO/
PRESENCE
STEREO
SELECTOR
AM AM AM
MIX IF DET
14 15 10 20 26 28 4 29 32
T010
BLACK 5108
7M4A522A
3 4 3
2 2
1 6 1
8 7
VSTABB
6 7 8
7 - 1
9 10 11
7102
BC847B
T009
1110
2
FE-BT-VK-N
2118
T007
1
T004
1u
2
*
T005
3
T008
2117 4
5
1u
*
1
AF-RO 3
AF-LO 2
Vp
ST-LED 30
T006
3
PVC TOP VIEW
C4 AMrf
22
C3 AMosc
C2 FMrf
C1 FMosc
2106
WF420
AM-RF
1 2
AM-ANT FM-ANT
AM-OSC FM-OSC
3 4
AM-OSC FM-OSC
MT1 MT2
5 6
9 10 11
12
1001 A4
1104 E3
1110 B11
2101 A4
All SMD Transistors 2102 A4
2103 D4
B
A 2104 G7
C
2105 A5
E
2106 F10
2108 C3
Top View from
Solder Side
2109 C3
2110 D2
2112 D11
2113 F8
2114 G8
2115 G7
B
2116 C9
2117 C10
2118 B10
2119 C9
L
2120 G8
GND
2121 A8
2122 B8
R
3101 A9
C
3102 B9
B+
3104 A8
+FM
3108 D11
3109 C10
3110 C10
3113 G9
3114 C2
3120 A10
D
BAND 3121 A9
+FM
5100 A3
AM Lo
5101 A5
5102 G3
FM Hi
5104 C4
5105 D3
5106 F5
5107a A6
5107b A7
E
5107c A7
5108 F7
7mm PACK
5111 E4
3 4 6101 A2
6102 A3
2
7101 B5
7102 A9
1 6
9018 A2
F
BOTTOM VIEW 9020 E3
9021 F3
T001 E4
T002 B3
FM-RF
T003 A3
T004 B11
T005 C11
T006 E9
G
T007 B11
T008 C11
T009 B11
T010 F8
T012 G2
T013 F2
12