Philips FW21 Wiring Diagrams page 5

d Serwisowych
+5
3007
!
3.3
2012
2011
33µ
100n 3009
16V
1M
+5
3008
!
3.3
1002
8.46MHz
2010
22µ 3010
16V 10k
12 20 28 18 19 13
X-TAL
OSCILLATOR DIVIDER
7000
CL
TDA1301T
CL CL CL
CONTROL OUTPUT
A/D PREPROCESSING
FUNCTION STAGES
CL
V REF CONTROL PART
MIC PROC
ENERATOR
INTERFACE
CL
3 21 27 26 25 1 14 15
TO PIN6-8-9
OF IC7700
FROM PIN 10 OF IC7700
+5
-16
3111
L
!
22
76
2119
2120 2121
77
100µ
100n 100n
10V
25 44
VREFA
VDDL 46
VDDR 57
NC2 45
VREFL 51
VREFR 52
VREFA
NC4 62 2122
2123
330µ
100n
16V
NC3 61
3303
18k
OUTL 43
NG
MP
DEEM 63
91
ANALOGUE SIGNAL
OUTR 60
NG
MP
VSSL 48
+10
VSSR 55
VSSDACL 50
VSSDACR 53
-10
56
2118
3311
4.7n
18k
92
ANALOGUE SIGNAL
VREFA
+5
3082
15k
3080 3081
18
6.8k 4.7k
2086
3.9n
+5
3062
15k
3060 3061
7.5k 6.8k
2064
33n
22
CLO 17
+5
CL
FO
23
3070
15k
SL
24
20
RA
22
3071 3072
10k 6.8k
LDON
2
OTD
16
OTD
2070
TO PIN
3016
2.7n
80 OF
1k
IC7102
+5
3006
10k
3015
1k
0V STANDBY
5V PLAY
2.5V REST
0V OPENING
+5V CLOSING
83
3611
8.2k
TRAY
FROM PIN 12 OF IC7700
3302
3.3k
2301
22µ
16V
2300
3320
3300 330p 3301
15k
22k 15k
2303 3321
6
3304 270p - 15k
7
12k
5
+
4
7300 B
NJM4560
3305
22
!
FROM PIN 4
2305
2306
OF IC7700
4.7µ
100n
3306 50V
22
!
GNDA
7301 B
NJM4560
3308
4
12k 3326
5
+
15k
3
6
-
2309
270p
3309 3310 3325
2310
22k 15k 15k
330p
3307
2304
D
1020
+10
2081
T160mA
2080 ! 2084
22µ
180p
100n
16V
7080 B
2
TCA0372
5
-
3
3085
6
+
Uref
2085
10k 1021
4
100n
-10
T160mA !
2083 3086
2082
22µ 22
100n
16V
3067 1
+10
2062
2060 2066
!
33µ
2.2n
100n
16V
7660 A
2
TCA0372
8
-
1
3063
7
+
Uref
2061
10k
4
100n
3066 1
-10
2063 3065
!
2065
33µ 22
100n
16V
3074 15k
2072 180p
21
8
-
1
3075
7
+
Uref
2071
10k
100n
7080 A
TCA0372
3073
!
22
3014
8
4.7
-
1
7
+
!
7060 A
TCA0372
+5
3610
3614
12k
12k
0V REST
+5V OPENING
3615 1 !
-5V CLOSING
+10
82
2610
7060 B
100n
TCA0372 2
5
-
3
6
+
3617
!
4
22
3612 3613
12k 12k
3616 2611 2612
!
1 100n 100n
+5 -10
3322
15k
93 ANALOGUE SIGNAL
3314
2
- 2302 1k
1
3
+
4.7µ
3312
50V
8
22k
7300 A
3323
7360
NJM4560
15k
BC817-25
GNDA
+5
GNDA
3663
3360
10k
7362
1k
KILLI
BC858
GNDA
3662
10k
3664
10k 3361
1k
6660
GNDA
-10
BZX79/5V6
3665
560
3328
7361
7301 A
15k
BC817-25
NJM4560
8
3315
3
+ 2311 1k
1
2
-
4.7µ
50V
3313
22k
3327
15k
94 GNDA
ANALOGUE SIGNAL
Baza Porad Serwisowych
3087 12
15k
19
10µs/DIV
1052-3
FOC+
1052-2
FOC-
5V
18
0V
!
0.5µs/DIV
5V
0V
3064
15k
23
1070-6 5V
SL-OUT+
20
0V
1070-5
SL-OUT-
0.5µs/DIV
5V
!
0V
5V
22
1052-1
0V
RAD+
1052-4
0.5µs/DIV
RAD-
5V
0V
5V
0V
1052-6
5V LASER
2015
22µ
50V
65
0.5µs/DIV
SERVICE POSITION SLEDGE, FOCUS, MOTOR: 0V
67
SERVICE POSITION RADIAL: 5V
75
1071-4
TRAY
1071-3
10ms/DIV
76
0.2ms/DIV
77
1300-7
LEFT
SERVICE POSITION SLEDGE
84
0V REST POSITION
+5V WHEN SLEDGE IS MOVING
2312
1.8n
GNDA
+5V REST POSITION OF TRAY
85
0V WHEN OPENING OR CLOSING
19
ACTIVITY DURING PLAY
1300-6
GND
GNDA
21 ACTIVITY DURING PLAY
SERVICE POSITION SLEDGE
23
SL-OUT -2.6V
SL-IN +2.6V
1300-5
RIGHT
2313
1.8n
GNDA
0V
±44.4µs
play mode
stand by +5V
service mode SERVO xx
FM not moving
service mode FOCUS
FM is moving
service mode MOTOR
no tracking control
service mode RADIAL
tracking control
service mode SLEDGE
sledge not moving
sledge out
sledge in
eyepattern
2.5V
play mode
asynchronunous uP dependent
10 X 8 bits
continoue data
1
QRA
QCL
QDA