Aiwa NSX-SZ71 LH Service Manual
This service manual provides detailed information for the Aiwa NSX-SZ71 LH Compact Disc Stereo Cassette Receiver.
System Overview
The Aiwa NSX-SZ71 LH is a compact disc stereo cassette receiver system. This manual serves as a supplement to the "Simple Manual" and provides information on differences between models NSX-SZ71 (LH) and NSX-SZ70/SZ73 (LH).
Key Components:
- System: NSX-SZ71
- CD-Casseiver: CX-NSZ71
- Speaker: SX-WNSZ70
- Remote Controller: RC-ZAS01
For information regarding the CD mechanism, refer to the Service Manual of AZG-1 (S/M Code No. 09-001-335-3N8).
Specifications
FM Tuner Section
- Tuning Range: 87.5 MHz to 108 MHz
- Usable Sensitivity (IHF): 10.3 dBf
- Antenna Terminals: 300 Ω (unbalanced)
AM Tuner Section
- Tuning Range: 530 kHz to 1710 kHz (with 10 kHz step) / 531 kHz to 1602 kHz (with 9 kHz step)
- Usable Sensitivity: 250 μV/m
- Antenna: Loop antenna
Amplifier Section
- Mid-high frequency amplifier Power output: Total: 85 W + 85 W (1 kHz, 10% THD)
- Low frequency amplifier Power output: Total: 85 W + 85 W (1 kHz, 10% THD)
Outputs
- Total harmonic distortion: 0.1% (1 kHz, 1 W output)
- Surround Speakers: 160 mm cone type (magnetic shielded)
- Full range: 100 mm cone type
- Super Tweeter: 20 mm ceramic type
- Impedance: 6 ohms / 8 ohms
- Sensitivity: 87 dB/W/m
- Dimensions (W x H x D): 240 x 324 x 281 mm
- Weight: 5.0 kg
Power Requirements
- Voltage: 120 V/220-230 V/240 V switchable, 50/60Hz
- Power Consumption: 200W
- Power-economizing mode (ECO OFF): 21 W
- Power-economizing mode (ECO ON or ECO AUTO): 0.9 W
- Dimensions (W x H x D): 260 x 330 x 395mm
- Weight: 9.5 kg
Note: Design and specifications are subject to change without notice.
The word "BBE" and the "BBE symbol" are trademarks of BBE Sound, Inc. Used under license from BBE Sound, Inc.
Cassette Deck Section
- Track Format: 4-track, 2-channel stereo
- Frequency Response: CrO2 tape: 50 Hz – 16000 Hz; Normal tape: 50 Hz – 15000 Hz
- Recording System: AC bias
- Heads: Deck 1: Playback head x 1; Deck 2: Recording/Playback head x 1, erase head x 1
Accessories / Package List
| REF. NO. | PART NO. | DESCRIPTION |
|---|---|---|
| 1 | 8A-NF7-932-010 | IB, LH-KIT (BRA) |
| 2 | 87-006-225-010 | AM LOOP ANT NC2 |
| 3 | 87-043-115-010 | ANT, FEEDER FM |
| 4 | 87-A91-017-010 | PLUG, CONVERSION JT-0476 |
| 5 | 8Z-NF8-702-010 | RC UNIT, RC-ZAS01 |
Electrical Main Parts List
This section lists various electronic components with their part numbers and descriptions, organized by type (e.g., IC, Transistor, Diode, Capacitor).
Mechanical Parts List
This section lists mechanical components with their part numbers and descriptions.
Color Name Table:
| Basic color symbol | Color | Basic color symbol | Color | Basic color symbol | Color |
|---|---|---|---|---|---|
| B | Black | C | Cream | D | Orange |
| G | Green | H | Gray | L | Blue |
| LT | Transparent Blue | N | Gold | P | Pink |
| R | Red | S | Silver | ST | Titan Silver |
| T | Brown | V | Violet | W | White |
| WT | Transparent White | Y | Yellow | YT | Transparent Yellow |
| LM | Metallic Blue | LL | Light Blue | GT | Transparent Green |
| LD | Dark Blue | DT | Transparent Orange | GM | Metallic Green |
| YM | Metallic Yellow | DM | Metallic Orange | PT | Transparent Pink |
Speaker Parts List
This section lists the parts for the SX-WNSZ70 speaker system.
Diagrams
The manual includes various wiring diagrams and schematic diagrams for different sections of the unit, including:
- Wiring - 1 (MAIN/VM)
- Schematic Diagram - 1 (MAIN 1/3 AMP SECTION)
- Schematic Diagram - 2 (MAIN 2/3: DECK/HEAD-1/HEAD-2)
- Schematic Diagram - 3 (MAIN 3/3: TUNER)
- Wiring - 2 (FRONT)
- Schematic Diagram - 4 (FRONT/DECK)
- Wiring - 3 (AMP)
- Schematic Diagram - 5 (AMP)
- Wiring - 4 (PT)
- Schematic Diagram - 6 (PT)
- IC Block Diagram
