Kenwood TS-990S Service Manual

Also see for SP-990: Instruction manual

Contents

TS-990S219TERMINAL FUNCTIONPin No. Name I/O Function26 G2 O Graphic green data 2 output for maindisplay27 VSS - Main display system GND28 G1 O Graphic green data 1 output for maindisplay29 VSS - Main display system GND30 G0 O Graphic green data 0 output for maindisplay31 VSS - Main display system GND32 R5 O Graphic red data 5 output for main dis-play33 VSS - Main display system GND34 R4 O Graphic red data 4 output for main dis-play35 VSS - Main display system GND36 R3 O Graphic red data 3 output for main dis-play37 VSS - Main display system GND38 R2 O Graphic red data 2 output for main dis-play39 VSS - Main display system GND40 R1 O Graphic red data 1 output for main dis-play41 VSS - Main display system GND42 R0 O Graphic red data 0 output for main dis-play43 VSS - Main display system GND44 NC - No connection45 VSS - Main display system GND46 ABLENS O Backlight enable for sub display47 ABLENM O Backlight enable for main display48 NC - No connectionCN652 (to Display (MAIN LCD BACK) unit B/6 CN462)1 DCLK O Dot clock Output for Main Display (Co-axial)J401 (to External DVI)1 TX2- O Digital red negative output for DVI2 TX2+ O Digital red positive output for DVI3 GND - Digital GND for DVI4 NC - No connection5 NC - No connection6 NC - No connection7 NC - No connection8 VSYNC O Analog vertical synchronization output forDVI9 TX1- O Digital green negative output for DVI10 TX1+ O Digital green positive output for DVI11 GND - Digital GND for DVI12 NC - No connectionPin No. Name I/O Function13 NC - No connection14 +5V O Power 5V for monitor when in standby15 GND - Digital GND for DVI16 NC - No connection17 TX0- O Digital blue negative output for DVI18 TX0+ O Digital blue positive output for DVI19 GND - Digital GND for DVI20 NC - No connection21 NC - No connection22 GND - Digital GND for DVI23 TXC+ O Digital clock positive output for DVI24 TXC- O Digital clock negative output for DVI25 AR O Analog bed output for DVI26 AG O Analog green output for DVI27 AB O Analog blue output for DVI28 HSYNC O Analog horizontal synchronization outputfor DVI29 AGND - Analog GND for DVI30 AGND - Analog GND for DVIJ601 (to External LAN)1 TD+ I/O Transmit/Receive positive channel 12 TD- I/O Transmit/Receive negative channel 13 RD+ I/O Transmit/Receive positive channel 24 NC - No connection5 NC - No connection6 RD- I/O Transmit/Receive negative channel 27 NC - No connection8 NC - No connectionJ701 (to External USB Device)1 VBUS I Power supply from PC (5V)2 D- I/O Negative universal serial data3 D+ I/O Positive universal serial data4 GND - GNDPLL (MAIN) unit (X50-3220-00)Pin No. Name I/O FunctionCN1 (to Control unit CN43)1 NC - No connection2 NC - No connection3 NC - No connection4 NC - No connection5 X50V1 O PCB version6 GND - GND7 MPEN2 I Main PLL enable (IC17)8 MDIO I Main DDS I/O_update (IC3)