Service Manual
Page 17
... +53V TH1400 D1420 DIGITAL AUDIO MOSFET Q1418 RESONANCE DETECT Q1430 DC PROTECTION Q1443,1454 SWITCH Q1426 DIGITAL AUDIO MOSFET Q1419 -53V +53V TH1401 D1419 DIGITAL AUDIO MOSFET Q1420 RESONANCE...PROTECTION Q1449 DC PROTECTION Q1448 13V M101 DC FAN G (Page 18) 26 70 69 71 SYSTEM CONTROLLER IC100 (3/4) E (Page 16) FAN MOTOR DRIVE Q1451, Q1441, Q1439, Q1458, Q1453, Q1476 DAMP FAN M102 DC FAN 75 FAN LOCK DETECT Q1447 SMPS FAN FAN-EN 60 /FAN-LOCK 61 HCD-SH2000... DAMP-CLK /DAMP-RESET NO USE /SD-SLOW RESONANCE D1403 D1435 HCD-SH2000 LOW SPEAKER IMPEDANCE USE 4ȍ 2 INA-
... +53V TH1400 D1420 DIGITAL AUDIO MOSFET Q1418 RESONANCE DETECT Q1430 DC PROTECTION Q1443,1454 SWITCH Q1426 DIGITAL AUDIO MOSFET Q1419 -53V +53V TH1401 D1419 DIGITAL AUDIO MOSFET Q1420 RESONANCE...PROTECTION Q1449 DC PROTECTION Q1448 13V M101 DC FAN G (Page 18) 26 70 69 71 SYSTEM CONTROLLER IC100 (3/4) E (Page 16) FAN MOTOR DRIVE Q1451, Q1441, Q1439, Q1458, Q1453, Q1476 DAMP FAN M102 DC FAN 75 FAN LOCK DETECT Q1447 SMPS FAN FAN-EN 60 /FAN-LOCK 61 HCD-SH2000... DAMP-CLK /DAMP-RESET NO USE /SD-SLOW RESONANCE D1403 D1435 HCD-SH2000 LOW SPEAKER IMPEDANCE USE 4ȍ 2 INA-
Service Manual
Page 59
HCD-SH2000 IC1406, IC1407, IC1408, IC1409 IRS2092STRPBF (DAMP BOARD (2/4)) VAA 1 GND 2 IN- 3 COMP 4 6V 6V FLOATING INPUT CLICK NOISE ELLIMINATION UV DETECT OTA VAA+VSS 2 COMP HIGH ... HIGH SIDE 5V REG HV LEVEL SHIFT UV DETECT 20.4V 16 CSH 15 VB 14 HO 13 VS 12 VCC CSD 5 CHARGE/ DISCHARGE VSS 6 PROTECTION CONTROL HV LEVEL SHIFT HV LEVEL SHIFT DEAD TIME SD DT 11 LO 20.4V LOW SIDE CS 10 COM 9 DT 8 OCSET 7 VREF IC1410, IC1411...
HCD-SH2000 IC1406, IC1407, IC1408, IC1409 IRS2092STRPBF (DAMP BOARD (2/4)) VAA 1 GND 2 IN- 3 COMP 4 6V 6V FLOATING INPUT CLICK NOISE ELLIMINATION UV DETECT OTA VAA+VSS 2 COMP HIGH ... HIGH SIDE 5V REG HV LEVEL SHIFT UV DETECT 20.4V 16 CSH 15 VB 14 HO 13 VS 12 VCC CSD 5 CHARGE/ DISCHARGE VSS 6 PROTECTION CONTROL HV LEVEL SHIFT HV LEVEL SHIFT DEAD TIME SD DT 11 LO 20.4V LOW SIDE CS 10 COM 9 DT 8 OCSET 7 VREF IC1410, IC1411...
Service Manual
Page 62
...Control Pin. "L": Protect on Ground terminal (for A/D conversion) Jog dial pulse input from the MASTER VOLUME encoder (A/D input) A/D Converter reference voltage input terminal (+3.3V) Power supply terminal (+3.3V) (for IIC communcation DSP reset pin Mic Input Detection pin. HCD-SH2000 Pin No. 52 ...Fan Block Detection Pin. "H": 13V Fan Control Switch "H": fan on Speaker Left BLUE LED Control Pin. PCONT-MAIN O VSS - "L": Protect on' Protection Detect on 62 "H": LED on power supply Pin. "H": LED on Speaker RIGHT RED LED Control Pin. "H": LED on Speaker RIGHT ...
...Control Pin. "L": Protect on Ground terminal (for A/D conversion) Jog dial pulse input from the MASTER VOLUME encoder (A/D input) A/D Converter reference voltage input terminal (+3.3V) Power supply terminal (+3.3V) (for IIC communcation DSP reset pin Mic Input Detection pin. HCD-SH2000 Pin No. 52 ...Fan Block Detection Pin. "H": 13V Fan Control Switch "H": fan on Speaker Left BLUE LED Control Pin. PCONT-MAIN O VSS - "L": Protect on' Protection Detect on 62 "H": LED on power supply Pin. "H": LED on Speaker RIGHT RED LED Control Pin. "H": LED on Speaker RIGHT ...