Kenwood DEM-9991D Manuals

2 pdf manual(s) Kenwood DEM-9991D for free download (Document Types: Service manual, Instruction manual)

Kenwood DEM-9991D Service manual [PDF] (9 pages)

  • Identifier: id-1977498
  • Brand: Kenwood
  • Device: DEM-9991D Modulator
  • Type: PDF
  • Key Aspects: Product Performance Metrics, System Connectivity and Wiring Basics, Information on Regular Maintenance
  • UPD Date: 04.09.2026
  • Source File: 2310362.pdf
  • Pages: 9
  • Description: Maintenance and service manual for the Kenwood DEM-9991D.
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  • DEM-9991D 2 CONTROLS 1 POWER switch Press to turn the power on (OPT./COAX. position) or off. • Regardless of the OPT./COAX. switch setting, the input is switched automatically to the Dolby Digital RF input when ever a Dolby Digital RF signal is input. 2 POWER indicator Lights (red) when the power switch (1) is set to ON. 3 RF LOCK indicator Lights when a Dolby Digital (AC-3) RF signal is input to the AC-3 RF INPUT jack (5) 4 DIGITAL OUTPUT COAX. (coaxial
  • Port NO Port Name I/O Descriptions 59 TLDB I Test port of IC. 60 TCK I Test port of IC. 61 TRP O Output port of IC test. 62 TDO O Output port of IC test. 63 PDO O Phase comparator (3 states) 64 TI4 I Test port of IC. 65 PDDIS I Output control of PDO. L = output. 66 MUTO O Muting output. H = mute. Also H = MUTI is “H” or out of synchronous of AC-3. 67 TI5 I Test port of IC. 68 VLDY O Output port of IC test. 69 DASYO O Output port of IC test. 70 DAOUT O
  • A B D C E 2 1 3 5 7 4 6 I G O I G O DIGITAL OUTPUT RF INPUT DIGITAL INPUT DC IN INPUT SW E E B E B B E B E B 1 1 1 30 80 51 1 7 14 8 31 50 100 81 14 28 15 4 8 5 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view) 5
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LASER DISC RF DEMODULATOR DEM-9991D SERVICE MANUAL © 1998-2/B51-5412-00 (K/K) 3728 POWER RF LOCK LASER DISC RF DEMODULATOR DEM-9991D OFF OPT. COAX. EXTERNAL DC SUPPLY DC 12V DIGITAL OUTPUT COAX. DIGITAL INPUT RF INPUT COAX. DC IN OPT. AC-3 RF Chassis * (A10-) Indicator (B08-9063-04) Slide switch (S62-0008-05) DC jack (E30-0315-05) Rear panel (A80-3383-04) Optic receiving module (W02-1181-05) Phono jack (E63-1035-05) Panel (A60-1377-04) * Refer to parts list on page 8.

Kenwood DEM-9991D Instruction manual [PDF] (9 pages)

  • Identifier: id-512204
  • Brand: Kenwood
  • Device: DEM-9991D Other
  • Type: PDF
  • Key Aspects: Regulatory Compliance and Standards, Safety Recommendations and Warnings, Device Specifications Overview
  • UPD Date: 02.07.2026
  • Source File: 498482.pdf
  • Pages: 9
  • Description: Operational manual for the Kenwood DEM-9991D.
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