Xerox XL-795D Service Manual - Page 34

1 Take off C136,137,138,139,140,142,143,144,146,148,149 C152,153,154,155,156,157,160,161,192,203 R99,101,105,107,108,110,112,114,116,121,124 R148,149,D16,CN5,CN7 VCC R100 MODE VCC OP VOL MODE GND OP MAX VCC L39 1 2 BE0805 2 C132 10uF/16V VCC_AU Audio GND R102 C133 33PF R103 R104 1K 1K(NC) C134 0.1uF C135 0.1uF 20K 33K DEL L15 DEL L17 2 2 CN9 SCP606 3 1 CN8 SCP606 Audio GN3D 1 GND PCL PCR R111 20K R113 20K HI SHUTDOWN Audio GND C145 1UF C147 1UF U18 4 Mode 5 Mute Audio GND R109 20K ARud11io5GND 13 Left Dock 12 Lift In 11 Beep In 10 Right In 9 Right Dock 20K 6 VDD 16 VDD 27 VDD 19 Lift Gain1 18 Lift Gain2 R106 20K C141 0.068uF 17 Left_Outm Lift out - 15 Lift out + 21 HP Sense Left_outp 28 Right_Outp Right Out+ HI HP OUT LOW SP OUT GND Left_outp Left_Outm L40 L-SPOUT BE0603 BASE2S 1 2 CN6 DEL C134 DEL R86 DEL R89 L-OUT 2 MUTE Audio GND AUD4835_SD VCC R117 10K AUD4835_DCVOL 2 Shutdown 3 Gain Select 7 DC_Vol 26 Right_outm Right Out- Right_Outp Right_outm R-SPOUT L41 BE0603 BASE2S 1 2 R-OUT CN10 25 Right Gain2 1 8 GND 14 GND 20 GND 23 GND 29 GND GND 24 Right Gain1 Bypass C151 1UF Audio GND VCC 1 R126 2.2K 2 R125 220 1 + C163 100uF/16V Q6 C 2N3904 10K B E 2 Audio GND GND R118 10K(NC) R119 10K(NC) GND GND R127 VOLUME 2 22 LM4838 1 C158 0.1uF C159 10UFA/u1d6iVo GND 2 Audio GND R122 20K R123 33K C162 33PF R120 20K C150 0.068uF MUTE MODE GAIN SDWN HPS 01 1 00 L42 0R 1 2 GND Audio GND 3/18 change GND Proview Electronics (Taiwan) Co., LTD. 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, Taipei County, Taiwan R.O.C. Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 Title AUDIO Size Document Number Rev 200-100-776D-D (PV7-S2) A Date: Thursday, September 18, 2003 Sheet 6 of 6