Pioneer SC-LX78 Service Manual

5
SC-LX88-K
5
6 7 8
5
6 7 8
A
B
C
D
E
F
Notes : The numbers in the remarks column correspond to the numbers on the “EXPLODED VIEWS”.
For PCB ASSEMBLIES, Refer to "CONTRAST OF PCB ASSEMBLIES".
*1 Refer to SC-87/CUXJ.
NSP P81-9 Caution Sheet ARM7165 ARM7167 ARM7168 ARM7169
NSP P81-10 Caution Sheet /UPDATE INF ARM7171 ARM7171 ARM7171 Not used
NSP P81-11 Caution Sheet /HDMI ARM7172 ARM7172 ARM7172 ARM7174
P81-12 CD-ROM ARU7073 ARI7055 ARU7077 ARI7050
NSP P81-13 Warranty Sheet ARY7007 Not used Not used ARY7118
P81-20 Packing Case AHD8868 AHD8871 AHD8867 AHD8836
ANT CONV-Adapter Not used Not used Not used AKX7023
NSP Poly Bag (0.06*55*80) Not used Not used Not used AHG7153
Caution 220-230V Not used Not used ARR7023 Not used
Caution Card SD SB Not used Not used ARM7063 Not used
EXTERIOR SECTION
> P83-9 Power Transformer ATS7474 ATS7477 ATS7475 ATS7475
> P83-10 Fuse (FU13, FU14: 1A) REK1142 Not used Not used Not used
> P83-10 Fuse (FU13, FU14: T800mA) Not used AEK7072 AEK7072 AEK7072
> P83-11 Fuse (FU11, FU12, FU15: 1.25A) REK1143 Not used Not used Not used
> P83-11 Fuse (FU11, FU12, FU15: T1A) Not used AEK7073 AEK7073 AEK7073
> P83-12 Fuse (FU10: 6A) REK1151 Not used Not used Not used
> P83-12 Fuse (FU10: T5A) Not used AEK1061 AEK1061 AEK1061
P83-19 Insulator AMR7198 DXA1904 DXA1904 DXA1904
REAR SECTION
> P85-18 Fuse (FU4: 2A) REK1139 REK1139 Not used Not used
> P85-18 Fuse (FU4: 4A) Not used Not used REK1104 REK1104
> P85-19 Fuse (FU1: 10A) REK1154 Not used Not used Not used
> P85-19 Fuse (FU1: 10A) Not used DEK1045 Not used Not used
> P85-19 Fuse (FU1: T5A) Not used Not used AEK1061 AEK1061
P85-22 19P Housing (Y0030) ADX7802 Not used Not used Not used
P85-23 Rear Panel ANC8719 ANC8722 ANC8723 ANC8724
D.main Shield 85 Not used ANK7162 ANK7162 ANK7162 No. 41
Nylon Rivet Not used AEC7406 AEC7406 AEC7406 No. 42
Locking Spacer Not used AEC7643 AEC7643 AEC7643 No. 43
CHASSIS SECTION
> P87-14 Fuse (FU21, FU22, FU31, FU32
: 1.25A)
REK1143 Not used Not used Not used
> P87-14 Fuse (FU21, FU22: T800mA) Not used AEK7072 AEK7072 AEK7072
> P87-14 Fuse (FU31, FU32: T1A) Not used AEK7073 AEK7073 AEK7073
FRONT SECTION
P89-20 Door Panel ANB7562 ANB7563 ANB7563 ANB7563
P89-24 Filter AAK8443 AAK8459 AAK8459 AAK8459
P89-26 Window AAK8580 AAK8581 AAK8581 AAK8581
> P89-29 Panel Base AMB8041 AMB8042 AMB8042 AMB8042
P89-30 Panel ANB7618 ANB7619 ANB7619 ANB7619
P89-31 Pioneer Badge VAM1159 VAM1158 VAM1158 VAM1158
Heat Cond Sheet Not used Not used AEB7445 Not used
Mark No. Symbol and Description SC-89/CUXJ SC-LX88/FXJ SC-LX88/DLXJ SC-LX88/AXJ5 Remarks

Pioneer SC-LX78 Specifications

General

Receiver type	Surround
Speaker selector	A+B
Input sensitivity	400 mV
4Ω speaker support	Yes
Audio output channels	9.2 channels
Audio A/D Converter (ADC)	24-bit/192kHz
Signal-to-Noise Ratio (SNR)	103 dB
Total Harmonic Distortion (THD)	1 %
Power output per channel (1KHz@6 Ohm)	210 W
Power output per channel (20-20KHz@8 Ohm)	250 W
HDMI in	8
Ethernet LAN (RJ-45) ports	1
Component video (YPbPr/YCbCr) in	2
Number of HDMI outputs	3
Multichannel audio output type	Terminals
Speakers connectivity type	-
Audio formats supported	AAC, AIFF, FLAC, M4A, MP3, WAV, WMA
Supported radio bands	AM, FM
Preset stations quantity	63
Optical drive included	No
Supported video modes	1080i, 1080p, 480p, 720p
Product color	Black
Audio decoders	Dolby Digital, Dolby Digital Plus, Dolby TrueHD, DTS, DTS Neo:X, DTS-ES, DTS-HD Master Audio
Volume control	Rotary
Apple docking compatibility	Not supported
On Screen Display (OSD) languages	DEU, DUT, ENG, ESP, FRE, ITA, RUS
AC input voltage	220-230 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.1 W
Power consumption (typical)	370 W

Weight and Dimensions

Depth	441 mm
Width	435 mm
Height	185 mm
Weight	15300 g