Supply/Servodriver Part - Philips AZ7381 Service Manual
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Also See for AZ7381:
- Service manual (31 pages) ,
- User manual (9 pages) ,
- Instructions for use manual (22 pages)
Table of Contents
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2
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SUPPLY/SERVODRIVER PART
A
6250
5.0V
4.6V
SB10-05PCP
6255
B
BAS216
1250
HEC3600
6254
0V
0V
C
SB10-05PCP
ESD
D
7255
E
MPC1825AVM
CHARGE
1
DCIN
4.3V
CONTR.
2
RS
0V
2252
0V
3
RF2
1n
F
0.4V
3251
4
INM2
4k7
2253
0.8V
+
5
RF1
1n
-
3252
INM1
0.7V
6
4k7
G
0.7V
7
INP1
2254
0.3V
8
DTC
470n
+A
BANDGAP
3259
REF.
9
VREF
1.3V
470k
2278
REFIN
H
10
0.9V
33n
uP
SUB
11
BATIN
REF.
3.5V
-
3.0V
12
LOBAT
+
13
CKOUT
0.4V
I
+
RSTB
3.0V
14
-
15
SYCSL
OSC 2
16
SYNC
SYSTEM
J
17
PCB
0.1V
CONTROL
0V
18
CHGON
K
L
M
during focus search
2,5V
9
N
0
TB=0.1s
-2,5V
MABEL 3A/4A - PB2 Supply/Servodriver Part 19980318
1
2
3
4
4-1
5
6
7
8
9
EXT. DC-DOWNCONVERTER
3.2V - DC/DC - UP-CONVERTER
+A
7251
2SB1123
4.6V
4.1V
3.9V
3266
CHGSW
36
0.1V
390R
-
VOUT2
35
3.0V
+
-
2257
CHGFIL
34
+
0V
10n
BATM
33
0V
-
0V
+
0.1V
7253
CHG
32
0.4V
2SD1623T
OUT
0V
DCIN
0.3V
DCDTB
31
DETECT
VIN
30
4.2V
VOUT1
29
0.5V
VG
28
11.8V
VG
C2H
27
9.8V
CHARGE
C1H
26
5.6V
SAWTOOTH
PUMP
BC857B
7259
C1L
25
3282
1.9V
22k
C2L
24
1.9V
6252
VDO
5251
23
3.8V
4.1V
+A
100u
SB10-05
SW
22
4.1V
+
OSC 1
-
VOUT3
21
0V
+
+uP
-
VCPU
20
3.0V
GND
19
uP
SAW_CLOCK
170 KHz
servo in or disc motor cw
13
servo out or disc motor cw
10
3V
3V
not moving
14
not moving
11
0
15
servo out or disc motor ccw
12
-3V
0
16
5
6
7
8
9
10
11
12
13
5252
2274
22n
20u
2277
2.9V
330p
3.1V
4.1V
+3
7252
2SD1623T
+uP
3241
7264
10k
BC847B
4.1V
0.5V
BAT254
+A
4.1V
6256
BAT54
6257X
+3
3.1V
8
7956
2
LM2904N
1
3
2.0V
+3
+3
3961
2k2
1.5V
4 7956
5
1.5V
7
0V
6
LM2904N
SD
SD
3968
+3
+3
5k6
3.1V
7950
BC847B
3950
3952
3953
16
0R05
1.7V
3k3
10k
7951
BC857B
1.9V
SD
SD
SD
servo in or disc motor ccw
10
11
12
13
4-1
14
15
16
17
18
3958
7952
MPC17A50VM
LOW VOLTAGE
1
CGND
VG
36
10.5V
DETECTOR
VG
PSB
3.1V
VLG
2957
2
VLG
ERR2
CFL2
35
0V
CFL2
+3
470p
2958
3
ERR2
NI2
34
1.5V
CFL1
MOTOR
470p
DRIVER
NI2
CH2
0.7V
4
OUT2A
33
OUT2A
0V
OP2
5
OP2
OUT2B
32
0V
OUT2B
1.2V
VR
+A
1.6V
6
ERR1
VG
VLG
VIN12
31
4.1V
7
NI1
OUT1B
30
0.7V
0.1V
ERR1
CFL1
NI1
MOTOR
OP1
PGND12
9
8
29
DRIVER
OUT1B
2.0V
OP1
CH1
2.6V
9
LIM
OUT1A
28
0.1V
OUT1A
VR
SAWTOOH
1.5V
10
VR
OUT3A
27
0V
OUT3A
OP3
NI3
MOTOR
11
CLK
SAW.
PGND34
26
DRIVER
OUT3B
GEN.
ERR3
CH3
1.9V
OP3
OUT3B
12
25
0V
VR
CFL3
2971
VG
VLG
13
NI3
VIN34
24
1u
0.7V
4.1V
2960
1.6V
14
ERR3
OUT4B
23
100u
0V
OUT4B
VR
15
OP4
OUT4A
22
2.2V
0.4V
OP4
OUT4A
0.2V
MOTOR
2961
16
NI4
CFL3
21
NI4
DRIVER
0.7V
470p
CH4
2962
1.6V
17
ERR4
CFL4
20
ERR4
CFL4
0.5V
470p
18
PHSW
POL
19
POL
PHSW
3.1V
14
15
16
17
18
19
20
21
1250 B 2
1950 I20
1951 L21
2250 B 1
2252 F 2
2253 F 2
A
2254 G 2
2255 H 2
2257 F 6
2258 H 6
2259 H 7
2260 J 6
2261 J 7
2262 H 7
2263 E 8
2264 C 9
2265 C 9
B
2268 E11
2269 E11
2270 D 6
2274 C10
2275 B 3
2277 D10
2278 H 3
2279 J 2
2280 H 7
2950 K12
2951 M12
C
2952 M13
2953 I14
2954 J14
2955 L14
2956 M14
2957 H18
2958 I18
2960 L18
2961 M18
2962 M18
2963 H18
D
2970 J18
2971 L18
3240 E 6
3241 F10
ACCU_IN
3242 F10
3243 F11
CHG_ON
3251 F 2
3252 G 2
DCDTB
3253 F 3
3254 G 3
3255 I 1
BATIN
E
3256 H 1
3257 I 1
POWER
3258 H 2
3259 H 2
LOBAT
3260 K 3
3261 D 6
PWM_DM
3263 D11
3265 G 8
RESET
3266 E 7
3267 C10
F
MUTE_S
3268 C11
3269 D11
3270 E11
3271 H 2
3282 I 9
3283 I 9
TRACK_IN
3297 G 9
3299 K 2
3950 M11
FOCUS_IN
3951 L11
3952 M12
SLIDE_IN
G
3953 M13
3954 K12
3955 K12
3956 J13
3957 K13
3958 H18
1k
VG
INNERSW
3961 J12
3966 J13
3967 M13
3968 L13
H
3969 J14
5251 I 8
5252 C10
6250 A 2
6252 I 7
6254 C 2
6255 B 2
6256 H10
6257X I10
7251 C 6
7252 D10
I
1
1950
7253 F 8
7254 G10
7255 E 3
Slide-
2
7259 H 9
motor
7264 F11
7950 M12
7951 M12
11
7952 H14
7956 I12
7956 K13
J
TRACK-
FOCUS-
FOCUS+
K
TRACK+
10
12
1951
L
4
Disc-
3
motor
2
A
Inner-
1
switch
M
N
DC Voltages measured in
V
EVM
PLAY-mode, ESA off
Set supplied via mains adapter
19
20
21
CS 46 526
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