Pioneer CT-W701R Service Manual

@) PIONEER’
The Art of Entertainment
Service
ORDER NO.
ARP2547
STEREO DOUBLE CASSETTE DECK
CT-WsoirR
CT-Wes5siR
CT-W701IR
CT-W801R, CT-W851R AND CT-W701R HAVE THE FOLLOWING:
ie Rie ee ae
CT-W801R | CT-W851R | CT-W701R
AC110V, 120 — 127V, 220V, 240V (Switchable)
* Change the connection of the power transformer’s pimary wiring.
@ This manual is applicable to the following: CT-W801R/KUC, KUC/CA, and SD;
CT-W851R/HEM and HB; CT-W701R/KUC, KUC/CA, HEM and HB.
e@ For the following: CT-W801R/SD; CT-W851R/HEM and HB, refer to page 63.
For the following: CT-W701R/HEM and HB, refer to page 65.
e Ce manuel pour le service comprend les explications de réglage en frangais.
e@ Este manual de servicio trata del método ajuste escrito en espanol.
@ KUC/CA type is identical to KUC type with French instruction manual.
For all information except for the instruction, refer to KUC type.
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan
PIONEER ELECTRONICS SERVICE INC. P.O. Box 1760, Long Beach, California 90801 U.S.A.
PIONEER ELECTRONICS OF CANADA, INC. 300 Alistate Parkway Markham, Ontario L3R OP2 Canada
PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS AUSTRALIA PTY. LTD. 178-184 Boundary Road, Braeside, Victoria 3195, Australia TEL: [03] 580-9911 ‘
© PIONEER ELECTRONIC CORPORATION 1992 SI MAY 1992 Piged in Japan

Pioneer CT-W701R Specifications

General

Track System	4-track, 2-channel stereo
Frequency Response (Metal Tape)	20 Hz - 20 kHz
Tape Type	Normal, Chrome, Metal
Type	Double Cassette Deck
Heads	2 x playback
Input	Line In
Output	Line Out
Inputs	Line In: 80 mV
Outputs	Line Out: 0.5 V
Power Supply	AC 220-240 V
Signal to Noise Ratio	70 dB
Signal-to-Noise Ratio	70 dB
Wow and Flutter	0.08% (WRMS)
Wow and Flutter (WRMS)	0.08%

Summary

Safety Information

Safety Precautions

Safety guidelines for users and technicians, including leakage current testing.

Product Safety Notice

Emphasizes using specified replacement parts for product safety.

Exploded Views and Parts List

Exterior Parts

Exploded view and parts identification for the unit's exterior.

Mechanism Unit Exploded View and Parts List

Schematic Diagrams

Block Diagram

Adjustments

Mechanical Adjustment

Procedures for mechanical adjustments.

Tape Speed Adjustment

Instructions for adjusting tape speed in test mode.

Electrical Adjustments

Playback Section Adjustments

Adjustments for playback performance and levels.

Recording Section Adjustments

Adjustments for recording bias, level, and oscillator.

Head Azimuth Adjustment

Playback Level Adjustment

Bias Oscillator Adjustment

Recording Bias Adjustment

Recording Level Adjustment

SUPER AUTO BLE Adjustment

IC Descriptions

PD4381A (IC501) IC Details

Block diagram, pinout, and terminal functions for IC501.

Automatic Tape Select Function

AUTO BLE Function

Sound EQ Function

CD Synchro Function

Test Mode

Circuit Descriptions

SUPER AUTO BLE

Panel Facilities

Specifications