Read Panasonic CQ-C5355N Service Manual online
5
4 Technical Descriptions
4.1.
Terminals Description
4.1.1.
Main Block
IC601 : YESAM403
Pin
No
Port
Description
I/O
Vol
[V]
1
DBGP0
Not used
-
0
2
DBGP1
Not used
-
0
3
DBGP2
Not used
-
0
4
RDS CLK
RDS (Radio Data System) clock
I
2.4
5
RM DATA
Remote control data
I
4.7
6
CDC STB/SYSID4 CD changer Strobe; or Hub con-
nection device identification 4
I
0
7
EVENT
Hub event detection
I
0
8
RESET
System reset
I
4.8
9
XT1
Crystal oscillator 1 (32.768kHz)
I
1
10 XT2
Crystal oscillator 2 (32.768kHz)
O
1.4
11 VSS
Ground
-
0
12 CF1
Ceramic oscillator 1 (13.5MHz)
I
1.4
13 CF2
Ceramic oscillator 2 (13.5MHz)
O
1.3
14 VDD
+5V power supply
-
4.8
15 INT A
Pulled down
-
0
16 VSM
Signal meter intensity (Tuner)
I
0
17 USB FLG
USB power switch
I
4.8
18 LEVEL
Not connected
-
-
19 USB RESET
USB reset
O
3.3
20 ACC
ACC level detection
I
4.9
21 SYSID1
Hub connection device identifica-
tion 1
tion 1
I
4.8
22 SYSID2
Hub connection device identifica-
tion 2
tion 2
I
4.8
23 USB MUTE
USB mute
O
0
24 CDC DATA
Serial data from CD changer
I
0
25 CDC CLK/SYSID3 Serial clock for CD changer; or
Hub connection device identifica-
tion 3
tion 3
I
0
26 CD DI (CD SI)
Serial data to CD and USB
O
0
27 CD DO (CD SO)
Serial data from CD and USB
I
3.3
28 CD CLK
Serial clock for CD and USB
O
0
29 CD CE (FS)
Chip enable for CD and USB
O
0
30 CD MUTE
CD mute
I
0.2
31 CD RESET
CD reset
O
4.8
32 POWER CNT
System power supply control
O
4.8
33 SUB READY
Sub ready from CD servo
I
4.8
34 REG READY
Reg. ready from CD servo
I
4.8
35 CD SW1
CD detection switch 1
I
0.1
36 CD SW2
CD detection switch 2
I
0.1
37 CD DMUTE
Mute for Pick-up driver
O
0
38 CD S/L
Sleding/Loading mode switch
O
4.8
39 VSS
Ground
-
0
40 VDD
+5V power supply
-
4.9
41 CD ERROR
CD error status
I
0.1
42 CD LIMIT SW
CD limit detection switch
I
4.8
43 CD EM
Ejecting mode for Sled motor
O
0
44 CD LM
Loading mode for Sled motor
O
0
45 HUB ACC CNT
Power supply control for Hub
(External device)
(External device)
O
0
46 HUB CNT
Hub connection check request
O
4.8
47 INV CNT
Not connected
-
0
48 USB SLP
USB sleep
O
0
49 LCD DI
Serial data to LCD
O
4.7
50 LCD DO
Serial data from LCD
I
4.8
51 LCD CLK
Serial clock for LCD
O
4.8
52 LCD CE
Chip enable for LCD CPU
O
0
53 E-VOL I2C DATA
Serial data for Audio signal pro-
cessor (volume)
cessor (volume)
O
4.8
54 E-VOL I2C CLK
Serial clock for Audio signal pro-
cessor
cessor
O
4.8
55 VDD
+5V power supply
-
4.8
56 VSS
Ground
-
0
57 E-VOL LV CLK
Serial clock to Audio signal pro-
cessor (Audio level)
cessor (Audio level)
O
0
58 E-VOL LV DATA
Serial data from Audio signal pro-
cessor (Audio level)
cessor (Audio level)
I
0
59 STBY
Standby mode for Power amplifier
O
4.8
60 SRS MODE 1
SRS WOW mode 1
O
0
61 SRS MODE 2
SRS WOW mode 2
O
0
62 SRS MODE 3
SRS WOW mode 3
O
0
63 SRS FOCUS
ELVL
Focus control for SRS WOW
O
0
64 EJ ILL
Ejection key illumination control
O
4.8
65 PANEL IN
Front panel detection
I
0.1
66 LCD 5V CNT
+5V power supply control for LCD
circuit
circuit
O
0
67 USB IN
USB-in detection
I
0
68 EJECT
Ejection switch
I
4.8
69 BATT
Battery level detection
I
4.9
70 EXT MUTE
Telephone mute
I
4.8
71 OP/CL
Open/Close detection for Front
panel
panel
I
4.8
72 MODE B
(ROTARY 2)
Rotary encoder detection B for
volume
volume
I
4.8
73 MODE A
(ROTARY 1)
Rotary encoder detection A for
volume
volume
I
4.8
74 CDC REM OUT
Remote control for CD changer
O
-
75 HUB-TX
Transmission data to Hub
O
-
76 HUB-RX
Reception data from Hub
I
0
77 UTX2
Serial data to USB
O
0
78 URX2
Serial data from USB
I
0
79 FM MODE
Power supply control for FM
mode
mode
O
4.8
80 USB ENBL
USB enable
O
4.8
81 MONO
Monaural control
O
0
82 ST
FM stereo indication
I
4.9
83 EEP-ROM DI/DO Not connected
-
0
84 EEP-ROM CS
Not connected
-
0
85 EEP-ROM SK
Not connected
-
0
86 ANT CNT
Not connected
-
4.8
87 VREG
Connected to capacitor
-
3
88 VSS
Ground
-
0
89 VDD (PLL)
+5V power supply
-
4.8
90 OSC FM/AM
FM/AM local oscillation frequency
I
1.4
91 N.C.
Ground
-
0
92 FM/AM IFC
FM/AM center frequency input
I
0
93 N.C.
Ground
-
0
94 EO
FM/AM phase detection error out-
put
put
O
2.3
95 SUBPD
Not connected
-
-
96 RDS DATA
RDS (Radio Data System) data
I
2.8
97 SSC
SD sensitivity control
O
0
98 AMP CNT
Power supply control for External
amplifier
amplifier
O
4.7
99 AF MUTE
Audio signal mute
O
4.8
100 AMP MUTE
Mute for Power amplifier
O
4.8
Pin
No
Port
Description
I/O
Vol
[V]
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