Philips AZ7900, Руководство по обслуживанию

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4-2 4-2
CS 46 652
INTERFACE
VERSATILE
DEMOD
EFM
PLL
DIG.
STAGES
OUTPUT
CONTROL
MOTOR
KILL
INTERF.
LOOPBACK
SER. DATA
INTERF.
VERSAT.
INTERFACE
SER. DATA
BITSTREAM DAC
TIMING
INTERF
A
C
E
MICR
OCONTR
OLLER
PROCESSOR
AUDIO
PROCESSING
PRE-
FUNCTION
CONTROL
SRAM
ADDR
INTERF.
EBU
DET.
PEAK
CORR.
ERROR
PR
OCESSOR
SUBCODE
END
FRONT
VREF GEN.
ADC
30k
2k
12k
24k
24k
ADD
A
B
OUT A
OUT B
BEEP
ALC
1k6
1k6
SW
IN
TC
SW
SW
SW
DET
PWC
RF IN
ADD OUT
DBB NF DBB OUT
DBB SW
BIAS IN
BIAS
POWER
MUTE
IN B
BEEP
GND
MUTE
IN A
ATT
ALC
ALC IN
MIX OUT
GND
A
C
B
VCC
7353 H13
7370-A H7
7370-B G7
7797 A4
7799 B3
7807 B4
F350 G15
F351 G15 F352 G15
F800 C1
F801 C1
F802 C1
F803 C1 F804 C2
F805 C2
F806 D2
F807 D2
F808 D2 F809 D2
F810 D2
F811 D2
F812 E1
F813 C4 F814 A5
F815 B8
F816 B7
3813 A9
3814 A8
3815 F7
3816 A5
3817 C3
3818 C9
3819 B4
3820 C9 3821 C9
3822 C2
3823 D3
3824 D3
3825 D3 3826 E3
3827 E3
3828 E3
3829 D4
3831 C4 3834 C3
3837 C9
3859 E2
5800 F4
7350 F12 7351 H10
7352 I11
3372 G6
3373 I6
3374 G7
3375 H7
3376 H7
3377 I7 3378 G8
3379 H8
3792 A3
3793 A4
3794 A3 3796 A3
3797 B3
3798 C3
3799 C3
3801 F5 3804 B6
3806 F4
3807 B7
3809 A9
3810 A8 3811 A9
3812 A8
2827 F5
2828 F6
2829 C4
2830 F5
2837 E9
2838 B6
2843 E1
2972 G8 3300 F11
3314 G15
3315 G15
3351 I11
3352 H11 3354 I10
3355 H14
3356 H14
3357 G10
3358 H14 3359 G10
3360 G11
3370 G6
3371 H6
2371 H6
2372 H7
2373 I7
2374 G8
2375 H8
2376 G7
2377 H7
2378 H15 2379 I8
2798 A3
2799 B2
2807 B9
2808 B9 2810 B9
2811 B8
2812 C2
2813 E2
2814 E2 2815 F4
2816 E3
2817 E3
2818 E3
2819 E4 2820 E4
2821 E3
2822 C4
2823 B4
2824 B4 2825 F5
2826 C3
1 2 3 4 5 6 7 8 9 10 11 12 13
2358 I13
2360 I11
2363 H14
2364 H14
2365 G13 2366 F11
2370 G6
G
BIAS
5 6 7 8 9 10
A
B
C
D
E
F
2357 I13
H
I
A
B
C
D
E
F
G
H
I
1350 G15
1800 B1
2350 H11
2351 H11
2352 I11 2353 H13
2354 G11
2355 H13
2356 G11
4 3
14 15
11 12 13 14 15 1 2
3824
10K
3814
2K2
BC857BW
7797
F350
F352
3376
1K8
1n
2373
2843
22u
A
1u
2365
+3
H
2823
47p
22n
2824
F807
3379
220R
H
1K2
3794
+3
3377
100p 2798
7352
BC847BW
1K8
F812
3819
1K
220p 2820
10K
3357
100n 2815
H
2379
10n
100K 3359
10K
3837
22K
3793
F351
220R
3378
220p 2817
22K
3831
2819 220p
22K
3820
2350
A
22u
2374
A
10u
33n
2837
BC817-40
7353
H
H
100p 2377
2376 100p
2370
1n
10R
3859
F809
2372
1n
100n 2363
1u
2838
100K 3360
H
A
2816 220p
2n2
2829
100R
3358
10n
2822
2375
22u
1K
3817
560p 2813
ESD
A
22u
2812
3822
10R
H
2366
100n
A
A
+3
F808
2364 100n
H
2814
3801
22R
H
H
1n5
33K
3371
+A
6
7
8
9
2u2
2358
1
10
11
12
13
14
15
16
17
18
2
3
4
5
52043
1800
22K
3818
2355
1u
F814
H
33R
3834
F815
1K8
3375
A
+3
15R
4R7 for /17
3314
15R
4R7 for /17
3315
2352 330n
H
2R2 3356
3n3
2808
F810
10K
3825
H
H
1K
3797
4R7
3815
5
6
7
8
4
2826
22u
1u
2825
TDA1308T
7370-B
4R7 3807
3374
1K8
H
H
33K
3372
3810
2K2
F813
3
4
2
5
1
3373
33K
47R
3806
3300
A
3821
22K
F800
100n
2811
2807
3n3
H
3811
2K2
A
2K2
3812
2K2
3813
2K2
3799
220n 2357
220p 2818
A
4
10n
2354
7370-A
TDA1308T
3
2
1
8
A
3828
10K
2821 220p
220R 3796
2810
3n3
23
16
14
15 10
19
18
8
6
7
4
9
20
3
5
7350 TA2120FN
2
12
11
13
17
21
22
1
24
1n
2799
3792 2K2
F811
20
VNEG
21
VPOS
7 VRIN
4 VSSA1
14 VSSA2
33 VSSD1
50
VSSD2
58
VSSD3
35 WCLI
28
WCLK
47 SFSY
42 SILD
56
SL
43 STATUS
46 SUB
25
TEST1
31
TEST2
44 TEST3
63
V1
34 V2|V3
61
V4
62
V5
5 VDDA1
17
VDDA2
52
VDDD1P
57
VDDD2C
60
MO
T
O
2
12 R1
13 R2
54
RA
41 RAB
45 RCK
38 RESETn
22
RN
23
RP
48 SBSY
40 SCL
37 SCLI
29
SCLK
39 SDA
36 SDI
SELPLL
24
D2
10 D3
11 D4
27
DA
T
A
51
DOEM
30
EF
55
FO
2 HFIN
1 HFREF
6 IREF
3 ISLICE
32
KILL
64
LDON
18
LN
19
LP
59
MO
T
O
1
SAA7325
7807
53
CFLG
49
CL11|4
26
CL16
16 CRIN
15 CROUT
8 D1
9
1n
2371
F803
7351
BC847BW
5800
CSTCC
8M46
2351
10u
BC857BW
7799
10R 3804
1M
3798
A
10n
2378
A
3816
22K
H
A
1350
1
2
3
4
F816
Headphone
Socket
2360 100n
10K
3823
3370
10n
2972
F805
33K
F802
F801
2K2
3809
1n5
2827
A
2353
10u
3352
33K
H
100K
3354
3351
100K
A
33K
3829
2830
47u
3355 2R2
F804
2828
1n5
1u
2356
10K
3827
A
F806
FOCUS+
FOCUS-
TRACK+
3826
10K
MUTE
DM
PORES
SCL
SDA
SILD
INNERSWITCH
+3A
+3
+3
+3
+3
+3
+3
+3
+3
SL
FO
RA
+3
BEEP
HP_ON
TRACK-
LEFT CHANNEL
PART1
from 7952-P
AR
T1
from 1951-PART1
RIGHT CHANNEL
from 7400-P
AR
T1
from/to VAM2103/08
to 7550
from 7400-P
AR
T1
from 7400-PART1
from 7350-F PART1
LDON
VDD
LS
GND
TRACK+
FOCUS+
LD
GND
TRACK-
VDDL
D3
RFE
D1
D5
D2
D4
LO
FOCUS-
PART 2
to 7550-P
AR
T1
X....component only forseen (not in use)
%....tolerance of component = 1%
2x10K
3,1V
3,1V
3V
1,5V
2,6V
0,7V
1,8V
0,7V
0,7V
1,5V
13
3,1V
1,5V
2V
(L=CDRW-mode)
1
3V
0,9V
1,8V
1,8V
1,5V
3V
14
1,5V
0,6V
0V
0,6V
0,7V
0,7V
1,6V
16
1,5V
3V
LDON (H=Laser on)
0,9V
0,2V
0,9V
0,9V
0,9V
0,9V
0,9V
0,9V
2,5V
3,1V
4,7V
0,9V
0,2V
2,2V
1,2V
3V
1,5V
1,7V
3,1V
0,7V
HF-GAIN
15
3,1V
1,4V
0,7V
0V
0,7V
2,6V
1,9V
3,1V
3,1V 3V 3,1V
0,9V
0,9V
0,9V
0,9V
0,9V
0,6V
0V
0,6V
0V
0V
1,2V
0V
0V
0,9V
0,9V
1,2V
3,1V
0,9V
3V
0
-3V
2,5V
0
-2,5V
eye-pattern signal
> 800 mVpp
TB=0.5
µ
s
1
during focus search
TB=0.1s
9
12
10
11
3V
0
servo in or disc motor cw
not moving
servo out or disc motor ccw
servo out or disc motor cw
not moving
servo in or disc motor ccw
16
14
13
15
EVM
V
DC voltages measured in
PLAY-mode, DBB off
Set supplied via mains adaptor