Panasonic sa ak 340 p service manual
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Extracted text from panasonic sa ak 340 p service manual (Ocr-read)
Page 2
SA-AKIMOP I SA-AKSAUPC
Wow and flutter 0.18 /0 (WRMS)
Fast forward and rewind time Approx. 120 seconds with
C-60 cassette tape
11 DISC SECTION
Disc played [8 cm (3") or 12 cm (5")]
(1) (DD-Audio (CD-DA)
(2) CD-R/RW (CD-DA, MP3, WMA formatted disc)
(3) MP3/WMA
Bit rate
MP3/WMA 32 kbps to 320 kbps
Sampling frequency
MP3, WMA 32 kHz, 44.1 kHz, 48 kHz
CD-DA 44.1 kHz
Decoding 16 bit linear
Digital filter 8 fs
D/A converter MASH (1 bit DAC)
Pick up
Wavelength 780 nm
Beam Source Semiconductor laser
Audio output (Disc)
Number of channels
n GENERAL
Power supply
2 (Stereo) (FL,FR)
AC 120 V, 60H2
125 W
0.28 W
Power consumption
Power consumption
mode
in standby
250 x 330 X 343 mm
(9-27/32" x 13" x 13-1/2)
6.6 kg (14.6 lb.)
+5 to +35°C (+41 to +95°F)
5 to 90% RH (no condensation)
Dimensions (W x H x D)
Mass
Operating temperature range
Operating humidity range
n SYSTEM
SC-AK340 (P) Music center: SA-AK340 (P
Speaker: SB-AK340 (P
Music center: SA-AK340 (PC
Speaker: SB-AK340 (P
scAk34o (PC)
Notes:
1.Specifications are subject to change without notice. Mass and
dimensions are approximate.
2. Total harmonic distortion is measured by the digital spectrum
analyzer.
A WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injuw or death.
CONTENTS
1 Safety Precautions -----
1.1. General Guidelines --
1.2. Before repair and adjustment
2 Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices ................................. 5
3 Precaution of laser diode .............................................. 6
4 Handling the Lead-free Solder ................................................ 7
4.1. About lead free solder (PbF) ------------------------------------------ 7
5 Handling Precautions For Traverse Deck ............................... 3
6 Accessories -------------
7 Operation Procedures
8 New Features -
8.1. CRS1 Mechanism Overview-
82. Music Port ------------------------------------------------------------------- 14
9 Self diagnosis and special mode setting .............................. 15
9.1. Special Mode Table ..................................................... 15
9.2. Error code Table ------
10 Assembling and Disassembling ........................................... 21
10.1. Caution ------------------------------------------------------------------------ 21
10.2. Disassembly flow chart
10.3. Main Parts Location-
10.4. Disassembly of Top Cabinet
10.5. Disassembly of Rear Panel ------------------------------------------ 24
10.6. Disassembly of CD Changer Unit (CRs1) ..................... 24
10.7. Disassembly of Main P.C.B. ---------
10.8. Disassembly of Transformer P.C.B
10.9. Disassembly of Power P.C.B.
10.10. Disassembly of Front Panel Unit ----------------------------------- 28
10.11. Disassembly for Panel P.C.B. --------------------------------------- 28
10.12. Disassembly of Deck mechanism unit --------------------------- 30
10.13. Disassembly of Deck P.C.B. ----------------------------------------- 30
10.14. Disassembly of Traverse Unit ----------------------
10.15. Disassembly of optical pickup unit (CD mechanism) ------ 32
10.16. Disassembly of deck mechanism
10.17. Replacement for cassette lid
10.18. Rectification for tape jam problem-
11 Service Fixture and Tools ---------------
12 Service Positions .................................................................. 39
12.1. Cheeking and Repairing of Main Pcs, ........................ 39
12.2. Checking and Repairing of Transformer P_c_B_ ............. 40
12.3. Checking and Repairing of Panel, Deck & Deck
Mechanism P.C.B. ....................................................... 41
12.4. Checking and Repairing of Power P.C.B. ...................... 42
13 Measurements and Adjustment
13.1. Cassette Deck Section
13.2. Tuner Section ------------
14 Voltage and Waveform cnan ________________________________________________ 46
14.1. Main P.C.B, _________________________________________________________________ 46