Sony HCD-H170 Service Manual

HCD-H170/H170K/H700
SERVICE MANUAL
HCD-H170, HCD-H170K and HCD-H700
are the tuner, deck, CD and amplifier
section in FH-B170//B177, FH-B170K
and MHC~-700 respectively.
AEP Model
HCD- H170,
UK Model
E Model
HCD- 170/HCD- 170K
Australian Model
HCD-H170
Dolby noise reduction manufactured under ticense from
Dolby Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol DQ are trademarks of
Dolby Laboratories Licensing Corporation.
PHOTO: HCD- H170K
Model Name Using Similar Mechanism | NEW
CD
Mechanism
Name
CDM13B-5BD4A
Base Unit Name BU-5BD4A
CD
Section
DECK
Model
Name
Using
Similar
Mechanism
|
NEW
;
Tape
Transport
Mechanism
|
DECK
A
|
TCM-190RA13A
Section
Type DECK B | TCM- 190RB22A
SPECIFICATIONS
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 — 108 MHz
Antenna FM lead antenna Inputs Compact disc player section
(HCD-H700) For HCD-H170K System Compact disc digital
Telescopic antenna MIX MIC.1 and MIX MIC audio system
(HCD-H170, H170K) 2 (minijack): Laser Semiconductor laser
Antenna terminals Sensitivity 1 mV, (\ = 780 nm)
75 ohm unbalanced impedance 600 ohms Emission duration:
Intermediate
frequency
PHONO
(phono
jack):
Continuous
10.7 MHz sensitivity 5 mV, Laser output Max. 44.6.W*
AM tuner section
Tuning range
AEP,UK model
MW: 531 — 1,602 kHz
LW: 153 — 279 kHz
E, Saudi Arabia, Australian models
MW: 531 — 1,602 kHz
SW: 5.95 — 17.9 MHz
Antenna AM Ioop antenna
External antenna terminals
Intermediate frequency
. 450 kHz
Amplifier section
Continuous RMS power output
25 + 25 watts (6 ohms at 1 kHz, DIN)
Peak music power output
(E, Saudi Arabia, Australian model)
240 watts (4 speakers driven)
impedance 47 kilohms
For HCD-H700
MIX MIC (minijack):
Sensitivity 1 mV,
impedance 600 ohms
PHONO (phono jack):
sensitivity 5 mV,
impedance 47 kilohms
For HCD-H170
MIX MIC (minijack):
Sensitivity 1 mV,
impedance 600 ohms
VIDEO/AUX (phono
jack): sensitivity 5 mV,
impedance 47 kilohms
Outputs HEADPHONES (stereo
minijack): accept
headphones of 8 ohms
or more.
SPEAKERS: accept
impedance of 6 to
16 ohms.
* This output is the
value measured at
distance of about
200 mm from the
objective lens surface
on the Optical Pick-up
Block.
Signal-to noise ratio More tha 95 dB
Dynamic range More than 90 dB
Cassette deck section
Recording system
4-track 2-channel stereo
Frequency response
(DOLBY NR OFF)
60 — 13,000 Hz (+3 dB), using
TYPE | cassette (Sony HF-S)
60 — 14,000 Hz (+3 cB), using
TYPE Il cassette
Wow and flutter
0.1% WRMS +0.3% (DIN)
— continued on next jzage —
COMPACT
DISC
DECK
RECEIVER
SONY.

Sony HCD-H170 Specifications

General

Brand	Sony
Model	HCD-H170
Category	Receiver
Language	English

Summary

SERVICING NOTES

Model Identification and Voltage Check

Model identification details and voltage check procedures.

MAINTENANCE PROCEDURES

Cleaning and Demagnetizing Heads

DISASSEMBLY PROCEDURES

Case and Power Block Disassembly

Step-by-step guide for disassembling the case.

Main Board and CD Mechanism Removal

Instructions for removing the main board.

TC Mechanism and Volume/Display Board Removal

Procedure for removing the TC mechanism block.

MECHANICAL ADJUSTMENTS

Precautions, Torque, and Timer Test Mode

ELECTRICAL ADJUSTMENTS

Deck Section Adjustments Overview

Overview of deck section adjustments.

Tape Speed and Playback Level Adjustment

Instructions for tape speed and playback level adjustment.

Record Bias and Level Adjustment

Procedures for record bias and level adjustment.

Head Azimuth Adjustment

Procedure for head azimuth adjustment.

TUNER SECTION ADJUSTMENTS

FM and AM Adjustment Details

Detailed FM and AM section adjustment procedures.

MW, SW Tuning Adjustments

CD SECTION ADJUSTMENTS

S Curve and E-F Balance Checks

Procedures for CD section S Curve and E-F Balance checks.

RF Level, PLL, and Focus/Tracking Adjustments

CD section adjustments for RF level, PLL, and focus/tracking.

DIAGRAMS AND SCHEMATICS

Semiconductor Layouts and Board Locations

Semiconductor Lead Layouts

RF PLL, Focus/Tracking, E-F Balance Diagrams

Schematics for RF PLL, focus/tracking, and E-F balance.

Printed Wiring Boards - Main Section

Printed wiring diagrams for the main section.

SCHEMATIC DIAGRAM - MAIN SECTION

SCHEMATIC DIAGRAM - SUB SECTION

IC BLOCK DIAGRAMS

IC PIN DESCRIPTIONS

EXPLODED VIEWS

Case and Power Section Exploded View

Exploded view of the case and power section.

Front Panel and Main Board Exploded View

Exploded view of the front panel and main board.

MD Chassis Section Exploded View

Exploded view of the MD chassis section.

Mechanism Deck Section (1) Exploded View

Exploded view of the mechanism deck section (1).

Mechanism Deck Section (2) Exploded View

Exploded view of the mechanism deck section (2).

CD Section (1) Exploded View

Exploded view of the CD section (1).

CD Section (2) Exploded View

Exploded view of the CD section (2).

ELECTRICAL PARTS LIST