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I'm happy to get a manual from this rare old amp. The pdf is from good qualty.
very quick service and manual as described - would happily trade here again!
Fast Download,all pages present,an excellent copy.THis enabled to find the origional part numbers and chase them up. The cartridge is proving difficult to find but at least I know the origional part number.Thanks to all.
The manual was as described. Complete with parts list and technical information. Fast delivery.
Simple and fast...
The diagrams are clear and legible; i have been a great help.
The site is very reliable and precise thanks.
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.