Prozessor - Grundig Cinaro 26 Service Manual

Hauptplatte – Prozessor / Main Board – Processor
+3.3V_MICOM
4
2
RESETN
C361
RESET
0.1uF
IC310
MAX810S
GND GND
+3.3V_MICOM
R436 0 R442
R437 0 R448
10
VCT_SDA
VCT_SCL
9 RESETN
RESETN
R468 100
RXD
R469 100
TXD
R470 100
IRRCVR
+Vcc_BACK L IGHT
R445 4.7K
R446 4.7K
R447 4.7K
R519 +3.3V_MICOM
10K %1
COMP_SW
R520 R517
10K %1 10K
R521
R518 T309
10K %1
BC847
IC312
10K
TL 431
C421
IC313 56P
TL 431/SOT89 R523
R522
3.3K
2.7K %1
GND
GND
+3.3V_MICOM
C330
R838
10K
1uF
R443 4.7K
R508 10K
GND +3.3V_MICOM
R509 10K
R511 10K
R512 10K
GND
R453
UART_CTL
100
R455
CHK_DSUB
CHK_HDMI 100 R456
CHK_HDMI
100
IC311
4.7K
4.7K
7
DA5/P5.5
R499 * 8
P5.6/HSCL 2
R500 * 9
P5.7/HSDA2
R504 470 10
RST
11
HSCL1/RXD/P3.0
12
NC1
13
HSDA1/TXD/P3.1
14
P3.2/INT0
15
P3.3/INT1
16
P3.4/T0
17
P3.5/T1
C358
R830 R514 C359
68P
0R 10K 68P
X1
R505 1M
t142
GND GND
24V SENSE 1 2
X300
12MHz
C328 C329
R513
33pF 33pF
10K
place near the clk GND
GND
+3.3V_MICOM
S300
* R432
1 * R433
P1
2 0 R434
P2
3 0 R435
P3
4
P4
COND4P
5
GND
R457 100
R458 100
R459 100
R460 100
6
+3.3V_MICOM
10K R490
CHK_DSUB
10K R491
CHK_HDMI
39 R480 100
P1.4
38 R481 100
P1.5
37 R482 100
P1.6
36 R483 100
P1.7
35
NC2
34
NC3
MTV512 33
NC4
32
VSYNC
31
R516
P6.7
30 R485 100
P6.6/CLK01 10K
29 R486 100
P6.5
R510 10K
R515 10K
R478 100
SCART_AVSW2
R487 100
SCART_AVSW1
GND R488 100
OPTICS
R489 100
KEY_AD1
R501 100
SP DIF_SW2
R502 100
SP DIF_SW1
P0.0-7
P0.0-7
P1.0-7
P2.0-3 P2.0-7 AUXRAM &
P3.0-3.4
DDCRAM1 &
RD XFR
RD
WR
WR DDCRAM2
ALE
ALE
8051
INT1 INT1
CORE
RST
X1
ADC
X2
MTV512M
AD0-3
CKO
PWM DAC
DA0-5
P7.6-7
AUX
P6.0-7 DDC & IIC
I/O INTERFACE
P5.0-6
TXD
TXD
RXD
RXD
power on (trigger: +12V)
DVB_RESET
M_DDC_CTL
SCALER_RESET 4
SW_REG_EN
power on (trigger: +12V)
5
7 8
VD_RESET
VCT_RESETQ
ISP _CTL1
ISP _CTL2
SUBWOOF ER_STBY
LEDGREEN
LEDRED
power on (trigger: +12V)
+3.3V_MICOM
6
GND
switch on (trigger: +3.3V_MAIN)
6
power on (trigger: +12V)
7
HSCL1
HSDA1
HSCL2
HSDA2
switch on (trigger: +3.3V_MAIN)
7
power on (trigger: +12V)
8
switch on (trigger: +3.3V_MAIN)
8
9
0