Ver. 5 Please refer to the MODIFICATION NOTICE. SERVICE MANUAL MODEL E1K EUT PMA-1510AE INTEGRATED AMPLIFIER • • Please use this service manual with referring to the operating instructions without fail. • Some illustrations using in this service manual are slightly different from the actual set. D&M Holdings Inc.
SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check.
NOTE FOR SCHEMATIC DIAGRAM WARNING: Parts marked with this symbol z have critical characteristics. Use ONLY replacement parts recommended by the manufacture CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective.
About the photos used for descriptions in the DISASSEMBLY" section. The viewpoint of each photograph Direction of photograph: B (Photografy direction) Front side [View from above] Direction of Direction of photograph: C photograph: D Direction of photograph: A 1. FRONT PANEL ASSY Proceeding : TOP COVER FRONT PANEL ASSY...
Solder View from bottom RADIATOR ASSY 3. INPUT UNIT Proceeding : TOP COVER INPUT UNIT → Direction of photograph: A CX081 CX102 CX072 CY035 CX061 P.W.B. HOLDER Direction of photograph: D...
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4. U-COM UNIT Proceeding : TOP COVER INPUT UNIT U-COM UNIT → → P.W.B HOLDER CY102 CY031 CY051 CY091 Direction of photograph: C P.W.B HOLDER CY032 5. REC INPUT UNIT Proceeding : TOP COVER U-COM UNIT REC INPUT UNIT → →...
6. BACK PANEL Proceeding : TOP COVER BACK PANEL → CX047 INPUT UNIT Direction of photograph: A 7. TRANS Proceeding : TOP COVER TRANS → CX023 CX024 CY031, CY032 CX022 CORD HOLDER : Loose CX021...
TROUBLE SHOOTING 1. The power can not be turned on. (Power indication LED does not light.) Check the insertion of the 8U-110081-2 AC UNIT . Check the insertion of the Check whether power is Power not supplied. being supplied to the coil Broken wire in standby (T101).
EXPLODED VIEW : E2 ONLY 152 162 153 163 1-10 151 161 154 164 Back view WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacturer.
PARTS LIST OF EXPLODED VIEW Ref. No. Part No. Part Name Remarks Q'ty 00D2750105004 2SK2967 TR821, TR822, TR824, TR824 zParts for which "nsp" is indicated on this table cannot be supplied. zP.W.B. ASS'Y for which "nsp" is indicated on this table cannot be supplied. When repairing the P.W.B. ASS'Y, check the board parts table and order replacement parts. INSULATING SHEET zThe parts listed below are for maintenance only, might differ from the parts used in the unit in appearances or dimensions.
PACKING VIEW 201 203 204 205 206 201 202 PARTS LIST OF PACKING & ACCESSORIES zParts for which "nsp" is indicated on this table cannot be supplied. zThe parts listed below are for maintenance only, might differ from the parts used in the unit in appearances or dimensions. Note: The symbols in the column "Remarks"...
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SEMICONDUCTORS Only major semiconductors are shown, general semiconductors etc. are omitted to list. The semiconductor which described a detailed drawing in a schematic diagram are omitted to list. 1. IC's TMP86FH47AUG (8U-110082 : IC301) VAREF P13( AVDD P14( AVSS P15(INT3) P07(INT4) P06( P05(SI)
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R5F64169DFD Terminal Functions port function active normal to GND x'tal XOUT x'tal TEST to VSS/VDD to 3.3v P21(XTIN) LED R P22(XTOUT) LED G REST reset P20(STOP/INT5) Stop mode cancellation HIGH eddge P00(INT0) ASO/DC protector LOW eddge P01(TC4) P direct output P02(RXD) RXD(prom) P03(TXD)