Sony HCDBX5 - HCDDX5 - HCDDX5J COMPACT DISC DECK RECEIVER - Schematic

Sony HCD-BX5/DX5/DX5J is the tuner, deck, CD and amplifier section in MHC-BX5/DX5/DX5J  Used ICs: BU1924 – M218AFP – BA1450 – LC72130 – uPC1330H – NJM4580 – M62498FP – HA12227F – M30622MAA – uPC7812A – TMP88CP77F-1A22 -  M65850FP – STK402

HCD-BX5 US model only
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
with 6 ohm loads both channels driven, from 120-10,000 Hz; rates 95 watts per channel minimum RMS power, with no more than 10% total harmonic distortion from 250 milliwatts to rated output.

Amplifier section
US, Canadian model HCD-BX5
Continuous RMS power output (reference) 80 + 80 watts (6 ohms at 1 kHz, 10% THD)
Total harmonic distortion less than 0.07% (6 ohms at 1 kHz, 50 W)

AEP, UK model HCD-BX5
DIN power output (rated) 80 + 80 watts (6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference) 100 + 100 watts (6 ohms at 1 kHz, 10% THD)
Music power output (reference) 170 + 170 watts (6 ohms at 1 kHz, 10% THD)

Power amplifier schematic and PWB

Front control panel

Main board

Click on the schematics to magnify

Other model HCD-DX5

The following measured at AC 120, 220, 240 V 50/60 Hz

DIN power output (rated) 95 + 95 watts (6 ohms at 1 kHz, DIN)

Continuous RMS power output (reference) 125 + 125 watts (6 ohms at 1 kHz, 10% THD)
Inputs
MD/VIDEO IN: voltage 450/250 mV, (phono jacks) impedance 47 kilohms MIC: sensitivity 1 mV, (mini jack) impedance 10 kilohms Outputs
PHONES: accepts headphones of (stereo mini jack) 8 ohms or more
SPEAKER: accepts impedance of 6 to 16 ohms
Power consumption
US model: HCD-BX5: 160 watts
Canadian model: HCD-BX5: 150 watts
AEP, UK model: HCD-BX5: 190 watts
Other models: HCD-DX5: 230 watt