HCD-GZR88D, HCD-GZR99D, MHC-GZR88D, MHC-GZR99D - Sony Audio Service Manual (repair manual)

hcd-gzr88d, hcd-gzr99d, mhc-gzr88d, mhc-gzr99d service manual
Model
HCD-GZR88D HCD-GZR99D MHC-GZR88D MHC-GZR99D
Pages
110
Size
5.23 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-gzr88d-hcd-gzr99d-mhc-gzr88d-mhc-gzr99d.pdf
Date

Read Sony HCD-GZR88D / HCD-GZR99D / MHC-GZR88D / MHC-GZR99D Service Manual online

SERVICE MANUAL
Sony Corporation
Published by Sony Techno Create Corporation
HCD-GZR88D/GZR99D
HCD-GZR88D/GZR99D: E3, E4, E15, EA, PH, SP Model
DVD DECK RECEIVER
HCD-GZR99D: E2, E51, AR, MX Model
DVD RECEIVER
9-889-536-03
2011I33-1
© 
2011.09
E Model
Ver. 1.2  2011.09
•  HCD-GZR88D/GZR99D are the tuner,
  deck, DVD and amplifi er section 
 in 
MHC-GZR88D/GZR99D.
DVD
Section
Model Name Using Similar Mechanism
HCD-GZR77D
DVD Mechanism Type
CDM74HF-DVBU101
Optical Pick-up Name
KHM-313CAB
Tape Deck
Section
Model Name Using Similar Machanism
HCD-GZR77D
Tape Transport Mechanism Type
CWP42FR605
SPECIFICATIONS
Amplifi er Section 
The following measured at AC 127 V, 60 Hz (Mexican model)
The following measured at AC 127, 220, 240 V, 50/60 Hz
(Saudi Arabian model)
The following measured at AC 120, 220, 240 V, 50/60 Hz (Other models)
MHC-GZR99D
Power output (rated):  
135 W + 135 W 
 (at 
, 1 kHz, 1% THD, at LINK MODE)
RMS output power (reference)
Front speaker:  
175 W + 175 W 
 
(per channel at 8 
, 1 kHz, 10% THD)
Satellite speaker:  
70 W + 70 W 
 
(per channel at 24 
, 1 kHz, 10% THD)
Subwoofer:  
210 W (at 6 
, 100 Hz, 10% THD)
MHC-GZR88D
Power output (rated):  
125 W + 125 W 
 (at 
, 1 kHz, 1% THD, at LINK MODE)
RMS output power (reference)
Front speaker:  
175 W + 175 W 
 
(per channel at 8 
, 1 kHz, 10% THD)
Satellite speaker:  
70 W + 70 W 
 
(per channel at 24 
, 1 kHz, 10% THD)
– Continued on next page –
Photo: HCD-GZR99D: E2 model
HCD-GZR88D/GZR99D
2
SAFETY-RELATED  COMPONET  WARNING!
COMPONENTS  IDENTIFIED  BY  MARK  0  OR  DOTTED  LINE  
WITH  MARK  
0  ON  THE  SCHEMATIC  DIAGRAMS  AND  IN  
THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE  OPERATION.
REPLACE  THESE  COMPONENTS  WITH  SONY  PARTS 
 
WHOSE  PART  NUMBERS  APPEAR  AS  SHOWN  IN  THIS  
MANUAL  OR  IN  SUPPLEMENTS  PUBLISHED  BY  SONY.
Inputs
VIDEO/SAT VIDEO IN (phono jack):
 
1 Vp-p, 75 ohms
VIDEO/SAT AUDIO IN L/R (phono jacks):
 
voltage 250/450 mV, impedance 47 kilohms
MIC 1/MIC 2 (phone jacks):
 
sensitivity 1 mV, impedance 10 kilohms
Outputs
VIDEO OUT (phono jack):
 
max. output level 1 Vp-p, unbalanced,
 
Sync negative, load impedance 75 ohms
COMPONENT VIDEO OUT:
 
Y: 1 Vp-p, 75 ohms 
 
P
B
/C
B
: 0.7 Vp-p, 75 ohms
 
P
R
/C
R
: 0.7 Vp-p, 75 ohms
DVD DIGITAL OUT (Square optical connector jack, rear panel):
 
Wavelength 650 nm
PHONES (stereo mini jack):
 
accepts headphones of 8 ohms or more
SUBWOOFER OUT (MHC-GZR88D only):
 
Voltage 1 V, impedance 1 kilohm
FRONT SPEAKER: 
Use only the supplied speaker SS-GZR99D.
SATELLITE SPEAKER:  Use only the supplied speaker SS-RSX99D.
SUBWOOFER (MHC-GZR99D only):
 
Use only the supplied subwoofer 
 SS-WGV99D.
 (USB) port: Type A (1)
 
Maximum current: 500 mA
Disc player section 
System: 
Compact disc and digital audio and video
 system
Laser Diode Properties
 Emission 
duration:
 
Continuous Laser Output*:
 
Less than 44.6
μW 
 
*This output is the value measurement
 
at a distance of 200mm from the objective
 
lens surface on the Optical Pick-up Block
 
with 7mm aperture.
Frequency response
DVD (PCM 48 kHz): 
2 Hz 
− 22 kHz (±1 dB)
CD: 2 
Hz 
− 20 kHz (±0.5 dB)
Video color system format
Latin American model: 
NTSC
Other models: 
NTSC and PAL
Tape deck section (except for Latin American models)
Recording system: 
4-track 2-channel, stereo
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range: 
87.5 
− 108.0 MHz (50 kHz step)
Antenna: 
FM lead antenna
Antenna terminals:  75 
Ω unbalanced
Intermediate frequency:
 10.7 
MHz 
AM tuner section
Tuning range:
Saudi Arabian models:
 531 
− 1,602 kHz (9 kHz step)
Latin American model:
 
530 – 1,710 kHz (with 10 kHz tuning interval)
 
531 – 1,710 kHz (with 9 kHz tuning interval)
Other models: 
531 – 1,602 kHz (with 9 kHz tuning interval)
 
530 – 1,610 kHz (with 10 kHz tuning interval)
Antenna: 
AM loop antenna
Antenna terminals:  External antenna terminal
Intermediate frequency:
 450 
kHz
General
Power requirements
Argentine and Thai models:
 
AC 220 V, 50/60 Hz 
Saudi Arabian model:
 AC 
120 
− 127, 220, 230 − 240 V, 50/60 Hz, 
 
adjustable with voltage selector
Mexican model: 
AC 127 V, 60 Hz, 
Other models: 
AC 120, 220, 230 
− 240 V, 50/60 Hz, 
 
adjustable with voltage selector
Power consumption
MHC-GZR99D: 215 
W
MHC-GZR88D: 170 
W
Dimensions (w/h/d) (excl. speakers):
 Approx. 
280 
× 326 × 440 mm
Mass (excl. speakers)
MHC-GZR99D: 
Approx. 13.2 kg (Latin American models),
 
approx.13.7 kg (other models)
MHC-GZR88D: 
Approx. 13.2 kg
Design and specifi cations are subject to change without notice.
Ver. 1.1
HCD-GZR88D/GZR99D
3
UNLEADED  SOLDER
Boards requiring use of unleaded solder are printed with the lead-
free mark (LF) indicating the solder contains no lead.
(Caution:  Some printed circuit boards may not come printed with 
the lead free mark due to their particular size)
 : LEAD  FREE  MARK
Unleaded solder has the following characteristics.
•  Unleaded solder melts at a temperature about 40 °C higher 
than ordinary solder.
 
Ordinary soldering irons can be used but the iron tip has to be 
applied to the solder joint for a slightly longer time.
 
Soldering irons using a temperature regulator should be set to 
about 350 °C.
Caution: The printed pattern (copper foil) may peel away if 
the heated tip is applied for too long, so be careful!
• Strong 
viscosity
 
Unleaded solder is more viscous (sticky, less prone to fl ow) 
than ordinary solder so use caution not to let solder bridges 
occur such as on IC pins, etc.
• 
Usable with ordinary solder
 
It is best to use only unleaded solder but unleaded solder may 
also be added to ordinary solder.
NOTES  ON  CHIP  COMPONENT  REPLACEMENT
• 
Never reuse a disconnected chip component.
• 
Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
FLEXIBLE  CIRCUIT  BOARD  REPAIRING
• 
Keep the temperature of soldering iron around 270 °C during 
repairing.
• 
Do not touch the soldering iron on the same conductor of the 
circuit board (within 3 times).
• 
Be careful not to apply force on the conductor when soldering 
or unsoldering.
Laser component in this product is capable of emitting radiation 
exceeding the limit for Class 1.
This appliance is classifi ed as 
a CLASS 1 LASER product.
This marking is located on the 
rear exterior.
CAUTION
Use of controls or adjustments or performance of procedures 
other than those specifi ed herein may result in hazardous radia-
tion exposure.
NOTES  ON  HANDLING  THE OPTICAL  PICK-UP  
BLOCK  OR  BASE  UNIT
The laser diode in the optical pick-up block may suffer electrostat-
ic break-down because of the potential difference generated by the 
charged electrostatic load, etc. on clothing and the human body.
During repair, pay attention to electrostatic break-down and also 
use the procedure in the printed matter which is included in the 
repair parts.
The fl exible board is easily damaged and should be handled with 
care.
NOTES  ON  LASER  DIODE  EMISSION  CHECK
The laser beam on this model is concentrated so as to be focused 
on the disc refl ective surface by the objective lens in the optical 
pickup block. Therefore, when checking the laser diode emission, 
observe from more than 30 cm away from the objective lens.
HCD-GZR88D/GZR99D
4
Model
Parts No.
GZR88D: E3, E15
4-133-526-0[]
GZR88D: E4
4-133-526-1[]
GZR88D: E12
4-133-526-2[]
GZR88D: SP
4-133-526-3[]
GZR88D: TH
4-133-526-4[]
GZR88D: PH
4-133-526-5[]
GZR88D: EA
4-133-526-6[]
GZR99D: E3, E15
4-133-527-0[]
GZR99D: E4
4-133-527-1[]
GZR99D: SP
4-133-527-2[]
GZR99D: PH
4-133-527-3[]
GZR99D: E2, E51
4-133-527-4[]
GZR99D: AR
4-133-527-6[]
GZR99D: MX
4-133-527-7[]
GZR99D: EA
4-133-527-9[]
MODEL  IDENTIFICATION
– Back Panel –
• Abbreviation
  E3 
: 240V AC area in E model
  E15 
: Iran model
  E4 
: 110 – 120V/220 – 240V AC area in E model
  E12 
: 220 – 240V AC area in E model
  SP 
: Singapore model
 TH  : 
Thai 
model
  PH 
: Philippines model
  EA 
: Saudi Arabia model
  E2 
: 120V AC area in E model
  E51 
: Chilean and Peruvian model
  MX 
: Mexican model
 AR  : 
Argentina 
model
Parts No.
Ver. 1.1
Page of 110
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Here you can read online and download Sony HCD-GZR88D / HCD-GZR99D / MHC-GZR88D / MHC-GZR99D Service Manual in PDF. HCD-GZR88D / HCD-GZR99D / MHC-GZR88D / MHC-GZR99D service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony HCD-GZR88D / HCD-GZR99D / MHC-GZR88D / MHC-GZR99D Audio. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.