Philips MC-70 Service Manual page 81

1001-A A1 1314 B15 2027 A3
1001-B A9 1316 A4 2028 B10
1002 A15 2000 E2 2029 D13
1006 A15 2003 E3 2030 D13
1013 D1 2006 E3 2031 A2
1015 D1 2011 B3 2036 A8
1018 F1 2014 A8 2037 A7
1020 H13 2015 B3 2042 A8
1022 B1 2017 B9 2043 B7
1023 B2 2020 A8 2047 C1
1025 G15 2021 A6 2048 C3
1026 E15 2023 A3 2056 B3
1304 C15 2025 A2 2060 B9
1 2 3
COMBI BOARD
SOURCE SELECTOR PART
3021 3027
2027
1u
1K5 10K
1001-A
2
A
1 3026 3022
2023
1u
1K5 10K
YKC21-3418-3424-COMBI
TAPE VERSION CDR VERSION
ALTERNATIVE
1022 1023
3041
2011
REC_LEFT
1 1
TP_REC_LEFT
27K
B
2 2
TP_REC_RIGHT
3050
2015
REC_RIGHT
3 3
GND_A
27K
4 4
TP_LEFT
2056 1u
CDR_RIGHT
5 5
+12V_A
+11V_A
6 6
TP_RIGHT
2048
CDR_LEFT
7
7
-CMOS
-CMOS
FE-BT-VK-N FE-BT-VK-N
C
-VKK
1015
MIC_DET
MIC_DET
4
GND_A
3
MIC_OUT
D
2
+11V_A +12V_A
1
FE-BT-VK-N
1013
TU_STEREO
TU_STEREO
8
TU_CLK
TU_CLK
7
TU_DATA
TU_DATA
6
TU_ENAB
TU_ENAB
5
E
+11V_A +12V_A
4 100n
TU_RIGHT
3
2000
GND_A
2
10n 100n
TU_LEFT
1
FE-BT-VK-N
1018
2081
CD_LEFT
19
1u
GND_A
F
2080
18
CD_RIGHT
17
1u
+5V_CD +5V_CD
16
GND_D
15
+11V_D +12V_D
14
SW_INFO
SW_INFO
13
CD_SH_DATA
CD_SH_DATA
12
CD_SH_CLK
CD_SH_CLK
G
11
RAB
RAB
10
DATA
DATA
9
SILD
SILD
8
GND_D
7
SICL
SICL
6
GND_D
5
COAX1
H
4
COAX1
COAX2
3
SHIELD
SHIELD
2
GND_D
1 V
FE-BT-VK-N
1 2 3
11-7
2063 A14 2503 G5 2516 H9
2064 A13 2504 G6 2517 D10
2065 A12 2505 G5 2518 H10
2066 B13 2506 G6 2521 D8
2067 C13 2507 G5 2522 H7
2068 C11 2508 G6 2523 D8
2069 A13 2509 E8 2524 H8
2080 F3 2510 H9 2525 D7
2081 F3 2511 D8 2530 H7
2339 G13 2512 H8 2544 H10
2340 H14 2513 D9 2545 H11
2501 G4 2514 H9 2546 F6
2502 G6 2515 D10 2547 E6
4 5 6
AUX_L
7008
BC857B
AUX_R
4u7
LINE_L
4u7 LINE_R
LINE_R
LINE_L
TAPE_R
1u
TAPE_L
7505
BC847B
11,4V 9V
+12V_A
MIC_OUT
LINE_L
TU_R
2006
TU_L
2003
CD_L AUX_L
4,5V
CD_L
4,5V
CD_R TAPE_L
4,5V
TU_L
4,5V
100n
MIC_OUT 4,5V
2546 4,5V
TU_R
TAPE_R 4,5V
CD_R 4,5V
AUX_R 4,5V
LINE_R
EVM
S...for simple I.S.
DC voltages
measured in Tuner Mode P...provision
4 5 6
2549 D4 3021 A2 3051 B7
2550 D5 3022 A3 3052 B3
2551 D6 3024 A3 3054 A6
2552 D6 3026 A2 3060 A6
2560 D11 3027 A3 3064 B8
2561 D11 3029 A3 3067 C2
2563 D5 3036 B8 3083 B9
2564 D6 3038 A8 3084 B9
2565 D5 3039 A7 3085 B10
3015 D14 3041 B3 3087 B9
3016 D14 3043 A2 3088 B10
3017 E3 3049 A8 3089 C10
3018 E3 3050 B3 3091 C9
7 8 9
10p
1001-B
2037
3038
2K2
470R 5
3049
3039
7003
BC847B 470R 4
BC847B
YKC21-3418-3424-COMBI
7007
MUTE
2K2 2043
3051
10p
150K 3087
LINE_R
2060
100n
LINE_L 150K
3091
0u47
2511
330n
2515
P
LINE_L
2509
4n7
4,5V 4,5V 4,5V
7506 0,8V 4,5V
TDA7468D
7 8 9 10 11
9V
1
VOLUME I VOLUME II
TREBLE BASS
4,5V
27
POWER SUR.
SUPPLY
0V LEFT LEFT LEFT
28
3 SOUND PROCESSOR
AUX_L
BASS ALC
4
CD_L
SOURCE
5
TAPE_L
SELECTOR
LOGIC
6
TU_L
2
MIC_OUT
23
TU_R
24
TAPE_R
VOLUME I VOLUME II
TREBLE BASS
25
CD_R
SUR.
26 RIGHT RIGHT RIGHT
AUX_R
22 21 20 19 18
0,8V
4,5V 4,5V 4,5V 4,5V
P
330n
2516
S
7 8 9
11-7
3098 A14 3365 H12 3512 H7
3099 B13 3366 H13 3513 D8
3100 A11 3367 H13 3516 H8
3101 B11 3377 G12 3540 H10
3102 A13 3378 G12 3541 H11
3110 A3 3503 D8 3543 D5
3111 A3 3505 D8 3544 D5
3359 G13 3506 H8 3561 D10
3360 F13 3507 D9 3562 D11
3361 G13 3508 H9 3565 H8
3362 F13 3509 D10 3716 D14
3363 G12 3510 H10 3717 E14
3364 H12 3511 D7 3718 E14
10 11 12
2,1V 3102
220R
74LVU04D
7016-A
14
1 2
2065
+12V_A
1
100n
7016-B
2
74LVU04D
3
3100
3 4
1V 6RG
2K2 1V
11 10
7016-C
74LVU04D
SA_IN
7016-E
5 6
74LVU04D
6,1V
7015
7016-D
BC847B
0,6V
74LVU04D
9 8
7
0V
Summarized Audiosignal
for Spectrum Analizer
6000
MC78L05
1
470n IN
2517
4,5V
12
VOL_LEFT
A1 +5V6
To Amplifier Part
LEFT
VREF
4,5V 3562
16
3K3
0,7V 0,7V
15
4,4V
IIC BUS
4,8V
14
0V
REC 13
Overvoltage Protection
GND_D
4,5V
17
VOL_RIGHT
RIGHT To Amplifier Part
A1
35V
3365
BC856B
CL_DET
7326
680K 3366
(Amplifier part)
35,1V
34,5V
10K
Clipping detection
10 11 12
4501 D9 7008 A6
4502 H9 7015 B10
5001 A13 7016-A A12
5262 D5 7016-B A12
6000 D13 7016-C B12
6001 D13 7016-D B12
6005 C2 7016-E B11
6326 G13 7016-F A11
6327 G13 7325 G14
6328 H13 7326 H12
6331 G12 7505 C5
7003 A7 7506 E7
7007 A7
13 14 15
1006
3
COAX
+5V6
DIGITAL
3098
2
OUT
39R
A
2063 P YKC21-3416 1
5001
100n
6
4
2066 P
100n
1314
1
GND
2
B
+12V_A +12V_A
47K
3
LOW_PWR_CTRL
LPC
3015
4
+12V_D
+12V_M
5
B1
+A
6
GND
7
C1 A/2
8
+5V6
+5V6
9 C
GND
EH-B
1304
LOW_PWR
_SUPPLY
7
LOW_PWR_CTRL
LOW_PWR_CTRL
6
NTC_
NTC
5
POWER_DOWN
3716 PWR_DWN
4
F2_
3717 F2
3 5,7V +5V5_CON D
3
F1_
OUT F1
GND
3718
2
2
-VKK
-Vkk
33R(3x)
1
FE-BT-VK-N
1026
NTC_ 1
NTC
shield
2
GND_D
COAX1
I2C_DATA 3
I2C_DATA
SA_IN
I2C_CLK E
4
I2C_CLK
5
GND_D
+5V5_CON
6
+5V6_CON
+12V_D
7
+5V6
8
+5V6
+5V6
-VKK 9
-VKK
F1_
10
F1
0,7V
F2_
11 F
F2
CD_SH_CLK
12
NTC_ CD_SH_CLK
CD_SH_DATA
13
CD_SH_DATA
7325
14
0,4V
GND_D
SW_INFO
15
BC847B
SW_INFO
SICL
16
SICL
SILD 17
SILD
DATA 18 G
DATA
RAB 19
RAB
FE-BT-VK-N
1025
TU_STEREO 1
TU_STEREO
TU_CLK 2
TU_CLK
TU_DATA 3
TU_DATA
TU_ENAB
4
TU_ENAB
5 H
GND_D
SA_IN 6
SA_IN
AMP_CLIP POWER_DOWN 7
POWER_DOWN
AMP_CLIP 8
CLIP
9
LOW_PWR_CTRL
LOW_PWR_CTRL
FE-BT-VK-N
A
Power2001 40W SuperG Combi-SourceSelector Part 2001 02 21
13 14 15