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Very clear copy. No pages missing. Big bonus is that it includes supplement. Price is affordable compared to what others ask for.
Found the quality of the copy excellent and a very quick service. I would certainly recommend the service.
Good quality, clear diagrams. Exactly what I needed.
Good product. All the information is invcluded, but due to the complexity of the amplifier, it still is difficult to get it to operation again.
Very professional seller; very fast, accurate and rielable service.
TAPE DECK SECTION
0 dB= 0.775 V
Adjustment Location: PB head
1. The adjustments should be performed in the order given in this service manual. 2. The adjustments should be performed for both L-CH and R-CH. Test Tape
Type P-4-A063 WS-48A Signal 6.3 kHz, â10 dB 3 kHz, 0 dB Used for head azimuth adjustment tape speed adjustment
ï£¼ ï£´ ï£½ adjustment ï£´ screws REV ï£¾
PB Head Azimuth Adjustment Procedure: 1. Put the set into the FWD PB mode.
test tape P-4-A063 (6.3 kHz, â10 dB) 4â¦ set
speaker out terminal (1300R) or AUDIO OUT jack (CN400) (C2300R)
2. Turn the screw and check the output peak value. Adjust the screw so that the peak value in channels L and R coincides within 2 dB.
See the adjustment location from on page 16 for the adjustment. Tape Speed Adjustment Setting:
L-CH peak output level
within 2 dB within 2 dB
R-CH peak L-CH peak R-CH peak
test tape WS-48A (3 kHz, 0 dB)
speed checker or frequency counter 4â¦ set â + speaker out terminal (1300R) or AUDIO OUT jack (CN400) (C2300R)
3. Check the phase in the FWD PB mode.
test tape P-4-A063 (6.3 kHz, â10 dB) L-CH set 4â¦ V+ + H ââ R-CH 4â¦ speaker out terminal (1300R) or AUDIO OUT jack (CN400) (C2300R) Screen pattern
Procedure: 1. Put the set into the FWD PB mode. 2. Adjust adjustment resistor for inside capstan motor so that the reading on the speed checker or frequency counter becomes in specification. Specification: Constant speed
Speed checker â2 to +3% Frequency counter 2,940 to 3,090 Hz
Adjustment Location: See page 16.
in phase 45 Â° good
90 Â° 135 Â° 180 Â° wrong
4. Repeat the above adjustment for the REV PB mode. 5. Check that output level difference between FWD PB mode and REV PB mode is within 4 dB.