Page 1
• This Service Manual does not include “TEST MODE”. This item will be issued in the next supplement. • This Service Manual is the "Revision Publishing" and replaces "Simple Manual" XP-V520 / V521 / V522 / V5210 / V5260C <Y,AEZ,AU>, (S/M Code No. 09-011-441-2T1). u163 S/M Code No.
http://www.xiaoyu163.com PROTECTION OF EYES FROM LASER BEAM DURING SERVICING 3 7 63 1515 0 This set employs laser. Therefore, be sure to follow carefully CAUTION the instructions below when servicing. Use of controls or adjustments or performance of proce- dures other than those specified herin may result in WARNING!! hazardous radiation exposure.
Page 13
http://www.xiaoyu163.com IC DESCRIPTION IC, MN101C439-AJ 3 7 63 1515 0 Pin No. Pin Name Description COM03 LCD common output. COM02 LCD common output. COM01 LCD common output. COM00 LCD common output. VLC3 LCD drive voltage setting terminal. VLC2 LCD drive voltage setting terminal. VLC1 LCD drive voltage setting terminal.
Page 14
http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Description PU-ON H/A power down output. EASSON EASS gain up selection output. EASS ON at = "L". DSL2 Headphone DSL2 control output. DSL2 at "H". DSL1/OFF at "L". DSL1 Headphone DSL ON control output. DSL ON at "H". MUTE Audio mute output.
Page 15
http://www.xiaoyu163.com 3 7 63 1515 0 A/D TABLE K-FUNC (PIN 16) SWEASS (PIN 22) SWR/H (PIN 23) K-P/S (PIN 17) E8 ~ FF EASS ON RESUME CB ~ E8 NOT USED PLAY AD ~ CA PLAY 90 ~ AC MODE PLAY 71 ~ 8F ENTER...
Page 16
http://www.xiaoyu163.com IC, MN35530 3 7 63 1515 0 Pin No. Pin Name Description DVDD3 Power supply for DRAM interface. Input/Output data 0 for DRAM. Input/Output data 1 for DRAM. Output write enable signal for DRAM. NRAS Output RAS control signal for DRAM. Input/Output data 2 for DRAM.
Page 17
http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Description AVSS1 Ground for analog circuit. (For audio output) OUTR Output Rch audio. AVDD1 Power supply for analog circuit. (For audio output) FSEL Input noise filter ON / OFF switching. "L" : ON. "H" : OFF. TMOD1 Terminal mode switching input 1.