Supply/Servodriver Part - Philips AZ7381 Service Manual

1 2 3 4

SUPPLY/SERVODRIVER PART

SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART
SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART SUPPLY/SERVODRIVER PART
A
6250 T252
5.0V 4.6V
SB10-05PCP
6255
B 4.3V +DC
BAS216
1250
HEC3600
T251
6254
0V 0V
C
T250 SB10-05PCP
ESD
D
7255
E
MPC1825AVM
CHARGE
4.3V 1 DCIN
CONTR.
0V 2 RS
2252
0V
3 RF2
F 1n
0.4V
3251 4 INM2
4k7
2253
0.8V +
RF1
5
1n
-
3252 6 INM1
0.7V
4k7
G
7 INP1
0.7V
2254
8 DTC
0.3V
470n
+A BANDGAP
3259 REF.
9 VREF
1.3V
470k
10 REFIN
H
0.9V
T260
SUB
11 BATIN
REF.
SAWTOOTH
3.5V
T259
-
3.0V 12 LOBAT
+
0.4V 13 CKOUT
I
RSTB +
3.0V 14
-
SYCSL
15
OSC 2
16
SYNC
SYSTEM
J
T258
17 PCB
0.1V CONTROL
T257
18 CHGON
K
L
ITEMNUMBER EXTENSIONS
M
A = charge circuit
B = LCD backlight version
C,G,H,J,K,N = DRAM size selection
D = cord remote control version
E = Line/opt.output version
F = IR remote control version
during focus search
L = SM5902 version of NPC
2,5V
M = SM5859 version of NPC
O = only for laser power down conv.
9
0
P = only for Power Save Mode
N TB=0.1s
Q = not for Power Save Mode
X = component only forseen (not in use)
-2,5V
% = tolerance of resistor is 1%
1 2 3 4
4-1
5 6 7 8 9
EXT.DC-DOWNCONVERTER 3.2V-DC/DC-UPCONVERTER
+A
7251
2SB1123
T253
5250
4.6V 4.1V
33uH
3262
470R
MPC1825AVM
7245°
3266
CHGSW 36 0.1V
BUK581
390R
-
VOUT2 35 3.0V
+
-
2257
CHGFIL 34
+
0V
10n
BATM
BATM 33 0V 0V
-
+
0.1V 7253
CHG
32 0.4V
2SD1623T
OUT
0V T254
DCIN
DCDTB 31
0.3V
DETECT
VIN 30
4.2V
VOUT1 29
0.5V
T255
VG 28
11.8V VG
C2H 27
9.8V
5.6V
CHARGE
C1H 26
7241
PUMP BC857B
3.8V
C1L 25
1.9V
C2L 24 1.9V
3.2V
6252 4.1V
VDO 5251
23 3.8V
100uH
SB10-05 +A
SW
22 4.1V
+
OSC 1
-
VOUT3 21
0V
+
T256 3246
+uP
0V
- VCPU 20
1M
3.0V
GND 19
uP
SAW_CLOCK
170 KHz
servo in or disc motor cw servo out or disc motor cw
13
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 14
NJM2903
8 5
1
4
5252
2274
20u
22n
3298A
3.0V
2277 3.0V
22R
+uP
330p
3.1V
T261
4.1V
+3
7252
2SD1623T
+DC
4.1V
5 6 7 8
8
6
1.3V
T262
5
1.7V
4 3 2 1
+DC
1280A
ESE11SH1
Batt.detection
Remark: 3969 must be built-in with
software versions ≥ v19 !!
7240
BC857B Take care when replacing the µP.
4.1V 3.1V
+A
+3
1.5V
+3
4.0V
8
7956 0.7V
2
LM2904N
1
3
1.2V
2.0V
1.6V
+3
+3 0.7V
7259
BC847B
3961°
2k2
2.0V
1.5V
2.6V
LM2904N
6
7
1.5V
5
4 7956
1.9V
SD
SD SD SD SD
0.7V
3968
1.6V
+3 +3
5k6
2.2V
7950
BC847B 0.7V
16
3950 3952 3953
1.6V
0R05 3k3 10k
1K* 3k3*
7951
BC857B
SD SD SD
servo in or disc motor ccw
10 11 12 13 14
4-1
15 16 17 18
+A
BATM
7262A
1.7V BC857B
7257A
BC857B
7256A
NJM2903M
7258A 7261A
7 3291A
BC847B BC847B
3.0V 10k
T263
3292A
12k
3958
0R05 VG
+3
7952 MPC17A50VM
MPC17A50VM
LOW VOLTAGE
7953P
1 CGND VG 36
DETECTOR 10.5V
BC857B
VG
PSB 0V
VLG 2957 +3
2 VLG ERR2 CFL2 35
CFL2
470p
2958
3 ERR2 NI2 CFL1 34
7954P
MOTOR
470p BC857B
DRIVER
0.1V
4 NI2 CH2 OUT2A 33
OUT2A 0V
OP2
5 OP2 OUT2B 32 0V
OUT2B
VR
+A
6 ERR1 31
VG VLG VIN12 4.1V
7 NI1 OUT1B 30
0.1V
ERR1 CFL1
NI1
MOTOR
8 OP1 PGND12 29 9
OUT1B
DRIVER
OP1
CH1
9 LIM OUT1A 28
OUT1A
VR
SAWTOOH
10 VR OUT3A 27
0.1V
OUT3A
OP3
NI3 MOTOR
11 CLK SAW. PGND34 26
0V
OUT3B
DRIVER
10
GEN.
ERR3
CH3
12 OP3 OUT3B 25 0V
CFL3
VR
2971
VG VLG
13 NI3 VIN34 24 1u
2960
ERR3 OUT4B
14 23 100u 0V
OUT4B
OP4
OP4 OUT4A
15 22 0.4V
OUT4A
NI4
+3
0.2V
16 MOTOR 2961
NI4 CFL3 21
DRIVER
CH4 470p
ERR4 2962 7955P
17 ERR4 CFL4 20
CFL4 BC857B
0.5V
470p
0V
VR
18 PHSW POL 19
POL
PHSW
3.1V
*...only for layout stage .3
°...not for layout stage .3
15 16 17 18
19 20 21
1250 B 2 7956 K13
1280A F10 T250 C 1
1950 I20 T251 C 2
1951 L21 T252 A 3
2245 I 9 T253 C 8
2249 C 6 T254 G 9
A
2250 B 1 T255 H 7
2251 C 5 T256 J 6
2252 F 2 T257 J 3
+LF +LF
2253 F 2 T258 J 3
2254 G 2 T259 I 3
+A +A
2255 H 2 T260 H 3
2256X E 7 T261 D11
+3 +3
2257 F 6 T262 E13
2258 H 6 T263 E18
+DC +DC 2259 H 7 T264 E20
2260 J 6 T950 F20
2261 J 7 T951 G20
+S +S B
2262 H 7 T952 G20
2263 E 8 T953 I20
GND
2264 C 9 T954 I20
2265 C 9 T955 M20
2266X J 8 T956 M20
2268 E11 T957 J20
2269 E11 T958 K20
2270A F19 T959 J20
2271A D19 T960 K20
2272 C 7 T961 L20
C
2273 C 8 T962 L20
2274 C10
ACCU_IN 2275 B 3
2276A D15
2277 D10
CHG_ON
2278 H 3
T_ACCU 2279 J 2
+uP
2950 K11
2951 M12
PWM_OUT
2952 M13
2953 I14
PWM_IN D
2954 J14
2955 L14
U_CHG
2956 M14
2957 H18
2958 I18
2960 L18
REF_ON
2961 M18
2962 M18
DCDTB 2963 H18
2965P H20
T264
2970 J18
BATIN E
2971 L18
7256A
2 3240 I 8
1.7V POWER
NJM2903M
3241 I 9
1
3242 I10
LOBAT
1.8V
3 3243 I10
3246 J 9
4 PWM_DM
3249A G11
3.0V
3250A D12
DC_ON
3251 F 2
3252 G 2
F
RESET 3253 F 3
3254 G 3
3255 I 1
3256 H 1
3257 I 1
SAW_CLOCK
T950 3258 H 2
TRACK_IN 3259 H 2
3260 K 3
T951
3261 E 6
FOCUS_IN
T952 3262 D 6
3263 D11
SLIDE_IN G
3264X I 8
3265 G 8
MUTE_S
3266 E 7
3267 C10
INNERSW
3268 C11
3269 D11
3959P
3270 E11
100k PORES 3271 H 1
3272 H11
3273A E13
3274A F13
H
3960P 3275A E13
3.0V
3276A F13
270k
3277A E15
3278A E16
3279A D16
3280A E16
3281A D17
3285A D17
3962P
3.0V 3286A D17
270k
3287A E17
I
1950 3288A E18
1
T953
3289A F18
3290A D18
Slide-
2
3291A E18
T954
motor
3292A F18
3293A D19
3294A D20
11
3295 D 7
3297 G 9
3298A C13
3299 K 2
J
3950 M11
3951 L11
T957
3952 M12
3953 M13
TRACK-
3954 K12
T959
3955 K12
FOCUS-
3956 J13
3957 K13
T960
3958 H18
FOCUS+
3959P H20
T958 3960P H19
K
3961 J12
TRACK+
3962P I19
3964P M19
3965P K12
3966 J13
3967 M13
3968 L13
5250 C 8
5251 I 8
5252 C10
12 L
1951 6250 A 2
T961
4 6252 I 7
6253 D 7
Disc-
6254 C 2
T962 3
motor
6255 B 2
7240 H10
2 7241 H 9
T956
7245X E 9
Inner-
7250A D12
T955
1 switch
3964P 7251 C 6
3.0V
7252 D10
270k M
7253 F 8
7254 E10
7255 E 3
7256A E19
7256A E14
7257A D16
7258A E16
7259 J10
7261A E18
7262A D18
7950 M12
N 7951 M12
DC Voltages measured in
7952 H14
V EVM 7953P H19
PLAY-mode, ESA off
7954P I19
Set supplied via mains adapter
7955P M19
7956 I12
19 20 21
CS 46 471