2
3
MCU & RTC EXTRA CIRCUIT DIAGRAM
MCU-RxD
TIMECLK_INT
LED_G
LED_R
LED_G
LED_R
TV_KEY
TIMECLK_INT
MSCL MSDA
MCU-TxD
MENU-CON
RMC_IN
MCU_RMC_OUT
STANDBY
POWER_ON/OFF
MCU_UPDATE1
MCU_UPDATE2
RMC_IN
+3.3VSTB
TV_KEY
RMC_IN
MCU_RMC_OUT_KEY
POWER_ON/OFF
MCU_RMC_OUT_KEY
POWER_ON/OFF
+3.3VSTB
+3.3VSTB
+3.3VSTB
+3.3VSTB
+3.3VSTB
+3.3VSTB
+3.3VSTB
+3.3VSTB
+3.3VSTB
+3.3VSTB
+5VSTB
+3.3VSTB
+BATT
MCU-RxD
7
MCU-TxD
7
MSCL
6,7,9
MSDA
6,7,9
MENU-CON
7
STANDBY
1
MCU_UPDATE2
3,7
MCU_UPDATE1
3,7
POWER_ON/OFF
1,9
MCU_RMC_OUT
7
Standby:H---ON Standby:L---STANDBY
SUB-MCU
IR&KEY
RTC
SUB-MCU-POWER
1
2
D44
RSB6.8S
D44
RSB6.8S
R411
10
R411
10
3
1
2
D10 BAV70
D10 BAV70
C272
0.1uF
C272
0.1uF
C351 100p
C351 100p
Q23 3904
Q23 3904
7
1
2
3
5
6
4
8
U43 74HC2G08
U43 74HC2G08
C271
10uF
C271
10uF
R344
10
R344
10
R346 10K
R346 10K
R351
4.7
K
R351
4.7
K
R345
10
R345
10
1
2
3
Y4 32.768KHZ
Y4 32.768KHZ
nINTB
1
SCL
2
SDA
3
GND
4
nINTA
5
OSCOUT
6
OSCIN
7
VCC
8
U35 PT7C4372A
U35 PT7C4372A
R428
NC
R428
NC
3
2
1
4
ADJ
OUT
IN
U2
AMS1117-3.3
ADJ
OUT
IN
U2
AMS1117-3.3
C273
NC
C273
NC
C163
0.1uF
C163
0.1uF
C171
10uF
C171
10uF
Q29 3904
Q29 3904
R419
NC/10
R419
NC/10
C348 1n
C348 1n
C274
NC
C274
NC
R394
100
R394
100
R406
10
R406
10
R377
4.7
K
R377
4.7
K
R417
NC/1K
R417
NC/1K
C156
10uF
C156
10uF
R348
4.7
K
R348
4.7
K
C10
0.1uF
C10
0.1uF
1 2 3 4 5 6
CON4 CON6_2.0
CON4 CON6_2.0
C347
0.1uF
C347
0.1uF
R357
10
R357
10
BATT1 BATT/3.3
BATT1 BATT/3.3
R349
1K
R349
1K
1
2
D49 RSB6.8S
D49 RSB6.8S
R418
NC/4.7K
R418
NC/4.7K
R361
4.7
K
R361
4.7
K
+
CA6
47uF/
6.3
V
+
CA6
47uF/
6.3
V
R358
10
R358
10
R407
10
R407
10
R360
1K
R360
1K
Q22 3904
Q22 3904
R356 10K
R356 10K
C270
0.1uF
C270
0.1uF
R427
NC
R427
NC
R354
NC
R354
NC
R408
10
R408
10
R359
100
R359
100
1
2
D45
RSB6.8S
D45
RSB6.8S
R350 1K
R350 1K
R355
NC
R355
NC
1
2
3
CON3 CON3_2.0
CON3 CON3_2.0
R409 10
R409 10
L21
FB
L21
FB
R353 1K
R353 1K
R410
10
R410
10
PTB5/TPMCH1/nSS
7
PTB4/MISO
8
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
16
PTA1/KBIP1/ADP1/ACMP-
15
PTA2/KBIP2/SDA/ADP2
14
PTB0/KBIP4/RxD/ADP4
12
PTA3/KBIP3/SCL/ADP3
13
PTB1/KBIP5/TxD/ADP5
11
PTA5/nIRQ/TCLK/nRESET
1
PTA4/ACMPO/BKGD/MS
2
VDD
3
VSS
4
PTB7/SCL/EXTAL
5
PTB6/SDA/XTAL
6
PTB2/KBIP6/SPSCK/ADP6
10
PTB3/KBIP7/MOSI/ADP7
9
U34 MC9S08QG8
U34 MC9S08QG8
R352 470
R352 470
Summary of Contents for L32A102
Page 2: ...PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS SAFETY NOTICE ...
Page 16: ...FUNCTION BUTTON BOARD DIAGRAM 16 PCB DIAGRAMS RMC BOARD DIAGRAM AV BOARD DIAGRAM ...
Page 17: ...MAIN BOARD DIAGRAM TOP 17 ...
Page 18: ...MAIN BOARD DIAGRAM BOTTOM 18 ...
Page 65: ...Copyright Digital Media Systems Group 2008 All rights reserved L32A102 L32A102G SC No 0031E ...