Terminals Description - Panasonic CQ-C8305U Service Manual

CQ-C8305U

11 TERMINALS DESCRIPTION

11.1. Main BLOCK
IC601:YEAMB90F439P
Pin Port Description
No.
1 PANEL_OP Panel open detection
EN
2 PANEL_CL Panel close detection
OSE
3 SUBM_CNT 3.3V power control for
Display
4 BATT Battery power check
5 ACC Acc. power check
6 SDA Serial data for
electronic volume
7 SCLK Serial clock for
electronic volume
8 CD_MUTE Signal mute from CD deck
9 Vss GND
10 ST FM stereo detection
11 PLL_DI(M Serial data to PLL
O)
12 PLL_DO(M Serial data from PLL
I)
13 PLL_CLK Serial clock for PLL
14 PLL_CE Chip enable for PLL
15 CD_RESET Reset for CD deck
16 SUB_SI Serial data to Display
CPU
17 CD_IN Disc-in detection
18 SUB_SO Serial data from Display
CPU
19 CH_DATA XM SO/UP SO
/XM_SO/U
P_SO
20 CH_CLK/U Serial clock for Changer
P_CLK or Flash writer
21 Vdd +5V power supply
22 XM_SI(MO Serial data to Satellite
)/UP_SI or Flash writer
23 CD_SI(MO Serial data to CD deck
)
24 CD_SCLK Serial clock for CD deck
25 CONDENSO Capacitor connection for
R power
26 CD_SO(MI Serial data from CD deck
)
27 CH_STB Strobe from Changer
28 CH_REM_O Remote control codes to
UT Changer
29 DECK_V_C Power control for CD deck
ONT
30 REMO_INT Interrupt for remote
control
31 CD_FS Frame sync. for CD deck
32 Avdd +5V power supply
33 AVREF +5V power supply
34 AVGND GND
35 AVSS GND
36 SD FM/AM signal level meter
37 INIT_A Model setting A by
voltage level
38 INIT_B Model setting B by
voltage level
39 A_IN Spectrum analyzer data
40 Vss GND
41 SYS_ID1 Hub connection device
detection ID 1
42 SYS_ID2 Hub connection device
detection ID 2
43 HUB_EVEN Bluetooth incoming
T detection
44 HUB_CNT Request of hub connection
check
45 CD_SW1 Disc detection switch 1
46 CD_SW2 Disc detection switch 2
Pin
No.
47 MOD0
48 MOD1
I/O FM AM CD
49 MOD2
I 5.2 5.2 5.2
50 H_STANDB
I 0 0 0
51 DCDC_CON
O 5.1 5.1 5.1
52 FP_MOTOR
I 4.8 4.8 4.8
I 5.4 5.4 5.4
53 FP_MOTOR
I/O 5.1 5.1 5.1
54 V_CONT1
O 5.2 5.2 5.2
55 REMO_1
I 0 0 0
56 SA_CLK
I 0 0 0
57 EXT_MUTE Pulled up to H
I 0 0 0
58 AMP_CONT Power control for
O 0 0 0
59 BZ_OUT
I 5.3 5.3 5.3
60 (8403)OE
O 5.1 5.1 5.1
O 0 0 0
O 5.1 5.1 5.1
61 WOW_MODE
SO 5.7 5.7 5.7
62 WOW_MODE
I 5.1 5.1 5.1
SI 5.8 5.8 5.8
63 WOW_MODE
SI 5.3 5.3 5.3
64 DIM1
65 DIM2
66 MAIN_CNT
SCK 5.3 5.3 5.3
67 SRC_KEY
I 5.1 5.1 5.1
68 PANEL_IN Panel attachment
SO 5.1 5.1 5.1
69 NC
SO 0 0 5.2
70 NC(DCDC_
SCK 5 5 5.3
3.4 3.4 3.4
71 NC
SI 0 0 5.5
72 MAIN_CON
INT 0 0 0
73 INV_CONT Dimmer power control
O 5.1 5.1 5.1
74 AF_MUTE
O 5.1 5.1 5.1
75 RESET
76 FOCUS_EL
INT 5.1 5.1 5.1
77 X1A
O 5.1 5.1 5.1
78 X0A
I 5.1 5.1 5.1
79 Vss
I 5.1 5.1 5.1
80 X1
I 0 0 0
81 X2
I 0 0 0
82 Vdd
A/D 2.48 2.96 0
83 P00
A/D 1.76 1.76 1.7
84 P01
6
85 OFFSET_D
A/D 0 0 0
86 STBY
A/D 0 0 0
87 (7703)MU
I 0 0 0
I 0 0 0
88 ILL_SENS Pulled up to H
89 (7703)HB
I 5.1 5.1 5.1
90 NC/EP_DO
I 0 0 0
91 NC/EP_DI
O 5.2 5.2 5.2
92 NC/EP_CL
I 5.2 5.2 5.2
I 0 0 0
12
Port Description
Operating mode control 0
from Flash writer
Operating mode control 1:
pulled up to H
Operating mode control 2
from Flash writer
Standby control from
Y external
Not connected
T
Open/Close of Front panel
1 1
Open/Close of Front panel
2 2
Reference voltage control
for motor driver
Remote control data
Spectrum analyzer clock
external Amplifier
Buzzer signal
Not connected
L_VCONT
(Other)N
C
SRS WOW mode 1
1
SRS WOW mode 2
2
SRS WOW mode 3
3
Dimmer control 1
Dimmer control 2
Power control for Hub
2
SOURCE key detection
detection
Not connected
RDS_CLK
Not connected
FRQ)
Not connected
RDS_DATA
Main power control
T
Audio mute
Reset
Focus elevation for SRS
V WOW
Oscillator clock
Oscillator clock
GND
Crystal oscillator clock
Crystal oscillator clock
+5V power supply
Pulled down to L
Pulled up to H
Audio clipping level
ET detection from Power amp.
Standby for Power amp.
Mute for Power amp.
TE
Not connected
_AM
EPROM comuni. data input
(MI)
Not connected
(MO)
Not connected
K
I/O FM AM CD
I 5.2 5.2 5.2
I 5.2 5.2 5.2
I 0 0 0
I 5.2 5.2 5.2
O 0 0 0
O 5.1 5.1 5.1
O 5.1 5.1 5.1
O 0 0 0
IN 5.1 5.1 5.1
O 5.1 5.1 5.1
I 5.1 5.1 5.1
O 5.1 5.1 5.1
PPG 0 0 0
O 0 0 0
O
O 0 0 0
O 0 0 0
O 0 0 0
O 0 0 0
O 0 0 0
O 0 0 0
INT/I 5.1 5.1 5.1
I 0 0 0
O 0 0 0
INT
O 0 0 0
O 0 0 0
I
O 5.2 5.2 5.2
O 5.2 5.2 5.2
O/I 5.2 5.2 5.2
I 5.2 5.2 5.2
O 0 0 0
O 5.2 5.2 5.2
I 1.9 1.9 1.9
I 0 0 0
I 3.2 3.2 3.2
O 4.4 4.4 4.4
I 5.3 5.3 5.3
I 0 0 0
I 5.2 5.2 5.2
I 5.2 5.2 5.2
O 5.2 5.2 5.2
O 5.2 5.2 5.2
I 5.2 5.2 5.2
O 0 0 0
O/I 0 0 0
O 0 0 0
O 0 0 0