Panasonic SA-PT480PH Service Manual page 125

SCHEMATIC DIAGRAM - 13
A
MAIN(MICON) CIRCUIT
P1
R2345
47K
R2335 R2316 R2317 R2318 R2319
1.2K 10K 100K 5.6K
47K
80
R2383 100
81
BATTPCONT R2394 100
82
iPod_ACC
R2397 100
83
R2398 100
84
DAC_RESET
R2395 100
85 DAC_MUTE
MIC_SW
R2396 100
86 MIC_SW
R2306 10K
87
MD3
R2307 10K
88 MD2
APD
89 APD
SEL_B
90
SEL_B
KEY2 R2384 100
91 KEY2
KEY1 R2385 100
92 KEY1
ASS_IN
93 ASS_INPUT
R2338 100
94 DAC_RESET1
R2308 10K
95 DES2
96 AVSS
R2309 10K
97 DES1
C2306
C2318 VREF
98
0.1 C2307 0.1 0.1
99
100
R2310 10K
C2308 560P 1
C2309 560P
R2311 10K
8 VCC CS 1
7 NC SK 2
R2372
C2300
4.7K
0.022
6 TEST DI 3
GND DO
5 4
IC2301
C3EBFY000006
EEPROM
PW_VREF
RESET
Q2305
B1ADCE000012
POWER SUPPLY
R2368
4.7K
QR2300
R2369
4.7K
B1GBCFJJ0051
POWER CONTROL
PCONT
TO MAIN(MICON)
SECTION (5/6)
29 30 31 32
: +B SIGNAL LINE : -B SIGNAL LINE : iPod/iPhone/AUX/MIC AUDIO INPUT SIGNAL LINE
Q2302
B1ABCF000176
R2348
SWITCH
10K
R2364
C2304 2.2K
0.1
R2363
2.2K
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
R2353
50
R2377
49
R2378
FX_CLK 48
R2388
47
FX_DO
R2389
CE 46
R2390
[81] DAC_MUTE1 [50] PCONT
FX_SCS 45
[82] BATT_PCONT R2391
[49] iPod_VIDEO_SEL
44
FX_DI
[83] iPod_ACC
R2392
FX_DET 43
TUN_GPIO 42
R2328
IC2300
41
EPM
RFKWMPT480GA R2382
iPhone_RST 40
MICRO PROCESSOR R2380
39
iPhone_CLK
R2381
[33] SCLK
iPhone_DAT 38
[32] DBG_RX
TUN_RST 37
[31] DBG_TX
[99] AVCC [30] DAP/DSP_I2CDAT 36
UART_RX
[100] ECS [29] DAP/DSP_I2CCLK
UART_TX 35
DAP_MUTE 34
33
32
31
LB2303
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
0
R2320
0
3
2
1
X2300
H2D500400006
R2358 100K
R2387 R2386 R2401
10K 10K 220
C2400
10 9 8 7 6
0.1
11 VSS VCC 5
12 I2C_SCL nRESET 4
13 3
I2C_SDA NC
14 MODE0 MODE1 2
IC2400 R2402
15 NC NC 1
220
MFI341S2164
16 17 18 19 20
MICRO CONTROLLER
33 34 35
: iPod/iPhone VIDEO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
R2333 47K
PW_VREF2
R2332 47K BUSY
CLOCK
R2365 20K LDIN
RxD
CE
PW_VREF
EPM
Q2303
B1ADCE000012
RESET
SWITCH
CNVSS
TxD
Q2304
R2366
R2347 10K 4.7K
B1GBCFJJ0051
PCONT
220
SWITCH
DVD_MUTE
220 iPod_VIDEOSEL
100 ZFLAG
100
R2352 10K
100
100
100
100
TUN_GPIO
10K
iPhone_RST
100
100 iPhone_CLK
100 iPhone_DAT
TUN_REST
R2376 220 UART_RX
R2375 220 UART_TX
DAP_MUTE
R2343 220
R2341 47K
R2374 47K
R2342 47K
R2356 27K
CE
CEC_IN_OUT
EPM
LED_CONT
DSP_SDA
DSP_SCK
DC_DET2
R2339 0
TUN_SDIO
TUN_SCLK
ECHO_MUTE
SYNC
R2340 0 DC_DET1
IC2801
C0ABBB000179
OP-AMP
DGND APD_L
C2808 1
R2827
100K
AGND
R2828
100K
APD_R
C2821 1
iPhone_DAT PW_A+7V
PW_A-7V
iPhone_CLK
APD
R2400
33
iPhone_RST
PW_+3.3V
LB2400
J0JGC0000021
36 37 38
125
: VIDEO OUTPUT SIGNAL LINE : FM SIGNAL LINE
TO MAIN(MICON)
SECTION (3/6)
CN2003
1 VREF
2 BUSY
3 CLOCK
4 RxD
5 CE
TO uP DOWNLOADER
6 EPM
7 DGND
8 RESET
9 CNVSS
10 TxD
C2824
R2837
47P
C2822
10K
R2832
0.1
10K
R2831 R2833 R2835
100K 10K 10K
C2825
1
R2836 D2800
100 B0ACCK000005
4 3 2 1 4 3 2 1
IC2802
C0ABBB000179 R2838
1K
OP-AMP
5 6 7 8 5 6 7 8
R2829 R2830 R2841
100K 100K 6.8K
R2840 R2834
10K 100K
C2826 C2827
C2828
0.1 0.1
10
R2839 C2823
100K 47P
R2362
10K
DV: MAIN(DV5U): SCHEMATIC DIAGRAM - 1 ~ 6
HD: MAIN(HDMI): SCHEMATIC DIAGRAM - 7
MA: MAIN(MICON): SCHEMATIC DIAGRAM - 8 ~ 13
1/6 2/6 3/6
4/6 5/6 6/6
SA-PT480PH MAIN(MICON) CIRCUIT
39 40 41
I
J
K
L
M
N
O
P
42