Pioneer A-607R Service Manual

ORDER NO.
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 501 Orchard Road, #10-00 Wheelock Place, Singapore 238880
PIONEER ELECTRONIC CORPORATION 1998
RRV2033
STEREO AMPLIFIER
A-607R
1. SAFETY INFORMATION
......................................
2
2. EXPLODED VIEWS AND PARTS LIST
................
3
3. SCHEMATIC DIAGRAM
.......................................
6
4. PCB CONNECTION DIAGRAM
..........................
14
5. PCB PARTS LIST
...............................................
19
6. ADJUSTMENT
....................................................
22
CONTENTS
7. GENERAL INFORMATION
................................
23
7.1 IC INFORMATION
.......................................
23
7.2 BLOCK DIAGRAM
.......................................
24
8. PANEL FACILITIES AND SPECIFICATIONS
....
25
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Type
Model
A-607R
MV
MY/EW
MY/GR
SD
AC220 – 230V
AC220 – 230V
AC220 – 230V
AC110V/120 – 127V/220/240V
Power Requirement
The voltage can be converted by the
following method.
–––––––
–––––––
–––––––
With the voltage selector
T – ZZK OCT. 1998 Printed in Japan
Î
STEREO AMPLIFIER
STANDBY/ON
STANDBY
OFF ON
POWER
A SPEAKERS B BASS TREBLE
PHONES
LOUDNESS
MIN MAX
VOLUME
DIRECT
BALANCE INPUT SELECTOR REC SELECTOR
CD TUNER PHONO LINE
TAPE 1
/MD
TAPE 2
MONITOR
MUTING
–20dB
CD TUNER
OFF SOURCE
L R

Pioneer A-607R Specifications

General

Frequency Response	5 Hz to 100 kHz
Input Sensitivity	150mV (line)
Dimensions	420 x 158 x 435mm
Weight	11.5 kg
Signal-to-Noise Ratio	110 dB (Line)
Speaker load impedance	4 - 16 ohms
Signal to noise ratio	75dB (MC)
Power Output	80W + 80W (8 ohms, 20Hz - 20kHz, 0.05% THD)
Total Harmonic Distortion (THD)	0.005% (20 Hz to 20 kHz, 8 ohms)

Summary

SAFETY INFORMATION

WARNING AND PRECAUTIONS

Chemical warnings, fuse replacement notes, and general safety guidelines.

LEAKAGE CURRENT AND PRODUCT SAFETY

SCHEMATIC DIAGRAMS

OVERALL CONNECTION DIAGRAM

Shows the overall wiring and connections between major assemblies.

AF ASSEMBLY SCHEMATIC

Detailed schematic for the Audio Frequency (AF) assembly.

FRONT L AND VOLUME ASSEMBLIES SCHEMATIC

Schematics for Front L and Volume assemblies.

FRONT R, AC PRIMARY, HEADPHONE AND POWER SW ASSEMBLIES SCHEMATIC

Schematics for Front R, AC Primary, Headphone, and Power SW assemblies.

PCB CONNECTION DIAGRAMS

AF ASSY PCB DIAGRAM

Shows component layout and connections on the AF assembly PCB.

FRONT L AND VOLUME ASSEMBLIES PCB DIAGRAM

FRONT R ASSY PCB DIAGRAM

AC PRIMARY, HEADPHONE AND POWER SW ASSEMBLIES PCB DIAGRAM

PARTS LISTS

COMPONENT LISTS (Page 20)

COMPONENT LISTS (Page 21)

ADJUSTMENTS

IDLE CURRENT ADJUSTMENT

Procedure for setting the idle current for optimal performance.

PANEL FACILITIES AND SPECIFICATIONS