PANASONIC CQ-RX200U
Service Manual

Pin No 95 96 97 98 99 100

Port SUBPD SSC ANT CNT AMP CNT AF MUTE AMP MUTE

Description Not connected SD sensitivity control Not connected Not connected Audio signal mute Mute for Power amplifier

I/O O O O FM 0 0 4.9 4.9 0 4.9

Vol [V] AM 0 0 4.9 4.9 0 4.9

IC601 : YESAM430 (CQ-RX100U/RX100L) CD 0 0 4.9 4.9 0 4.9 Pin No 1 2 3 4 5 6 7 8 9 Port DBGP0 DBGP1 DBGP2 RDS CLK RM DATA CDC STB/ SYSID4 EVENT RESET XT1 Description Not used Not used Not used Not connected Remote control data Not connected Not connected System reset Crystal oscillator 1 (32.768kHz) Crystal oscillator 2 (32.768kHz) Ground Ceramic oscillator 1 (13.50MHz) Ceramic oscillator 2 (13.50MHz) +5V power supply Initialization mode A (RX200U: Pulled up; Others: Pulled down) Signal meter intensity (Tuner) Initialization mode B (Pulled down) Not connected Not connected Not connected Not connected Not connected Not connected Serial data from CD changer Not connected Not connected Serial data from CD Serial clock for CD Chip enable for CD Not connected Not connected Not connected Sub ready from CD servo Reg. ready from CD servo CD detection switch 1 CD detection switch 2 CD mute CD limit detection switch Ground +5V power supply Mute for Pick-up driver CD Sleding/Loading mode switch CD loading direction: Forward/Reverse CD reset Not connected Not connected Not connected Not connected Serial data to LCD Serial data from LCD Serial clock for LCD I/O I I I O I O I FM 0 0 0 2.5 4.6 4.9 1.0 1.4 0 1.4 1.3 5.0 4.9 Vol [V] AM CD 0 0 0 0 0 0 2.5 2.5 4.6 4.6 4.9 1.0 1.4 0 1.4 1.3 5.0 4.9 4.9 1.0 1.4 0 1.4 1.3 5.0 4.9

10 XT2 11 VSS 12 CF1 13 CF2 14 VDD 15 INI A

16 VSM 17 INI B 18 19 20 21 22 23 24 USB FLG USB RESET NC SYSID1 SYSID2 USB MUTE CDC DATA

I I I I O O I I I I I I O O O O O I O

0 0 0 0 0 0 0 3.2 0 0 0 0 0 5.1 5.1 4.9 4.9 0 5.1 0 4.9 0 4.9 0 4.9 0 0 4.9 4.3 4.9

0 0 0 0 0 0 0 3.2 0 0 0 0 0 5.1 5.1 4.9 4.9 0 5.1 0 4.9 0 4.9 0 4.9 0 0 4.9 4.3 4.9

0 0 0 0 0 0 0 2.2 3.0 0.9 0 0 0 4.9 0 4.9 4.9 5.1 5.1 0 4.9 0 4.9 0 4.9 0 0 4.9 4.3 4.9

25 CDC CLK/ SYSID3 26 CD DI (CD SI) 27 CD DO (CD SO) 28 CD CLK 29 CD CE (FS) 30 NC 31 NC 32 NC 33 SUB READY0 34 REG READY0 35 CD SW1 36 CD SW2 37 CD DMUTE 38 CD LIMIT SW 39 VSS 40 VDD 41 CD MUTE 42 CD S/L 43 CD F/R 44 CD RESET 45 HUB ACC CNT 46 HUB CNT 47 USB ENBL 48 USB SLP 49 LCD DI 50 LCD DO 51 LCD CLK

6